https://www.refurb2.com/products/refurb-squared-transceivers-432-c24 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031443262etyud_jpg_0fd4e383-14fb-48c0-9ead-eab5a66d285d.webp?v=1777745472 Cisco C24 DWDM-SFP-5817 Compatible SFP 1000BASE-DWDM 1558.17nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-433-c33 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031007240uuc9k_jpg_875debad-79f5-4ab9-9455-918e891816aa.webp?v=1777745473 Cisco C33 DWDM-SFP-5092 Compatible SFP 1000BASE-DWDM 1550.92nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-434-c36 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903100930ft8tay_jpg_0409d84c-2c2f-4758-ad99-322293b9caf9.webp?v=1777745474 Cisco C36 DWDM-SFP-4851 Compatible SFP 1000BASE-DWDM 1548.51nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-435-c22 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903143831kfnydw_jpg_dce65240-5c6f-4f6f-bd23-97c9d794b860.webp?v=1777745475 Cisco C22 DWDM-SFP-5979 Compatible SFP 1000BASE-DWDM 1559.79nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-436-c34 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903095514kw9o46_jpg_40b2435d-368c-4baa-8882-09256d1b8778.webp?v=1777745475 Cisco C34 DWDM-SFP-5012 Compatible SFP 1000BASE-DWDM 1550.12nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-437-c28 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903100307sundnm_jpg_b7c04178-b6fe-4625-a28c-60d9bb59684d.webp?v=1777745477 Cisco C28 DWDM-SFP-5494 Compatible SFP 1000BASE-DWDM 1554.94nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-438-c19 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031436495clt4x_jpg_c95d3d6e-738b-4ea1-80ed-b6929278acb5.webp?v=1777745478 Cisco C19 DWDM-SFP-6223 Compatible SFP 1000BASE-DWDM 1562.23nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-439-c54 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031006016ilsz3_jpg_4e1a5709-6e07-4f54-86aa-f445525b48d5.webp?v=1777745479 Cisco C54 DWDM-SFP-3425 Compatible SFP 1000BASE-DWDM 1534.25nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-440-c43 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509030952517f1khr_jpg_985fb9c9-9c1e-4707-ac85-fbd581214229.webp?v=1777745480 Cisco C43 DWDM-SFP-4294 Compatible SFP 1000BASE-DWDM 1542.94nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-441-c49 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903101215gh3lsa_jpg_ec8dff6b-9280-41d8-809b-47beb3e4cbd9.webp?v=1777745481 Cisco C49 DWDM-SFP-3819 Compatible SFP 1000BASE-DWDM 1538.19nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-442-c59 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031007591theg7_jpg_d6a3a08a-9fcf-483c-a03e-218376136ddb.webp?v=1777745482 Cisco C59 DWDM-SFP-3033 Compatible SFP 1000BASE-DWDM 1530.33nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-443-c42 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903100750qakyqj_jpg.webp?v=1777745483 Arista C42 Compatible SFP 1000BASE-DWDM 1543.73nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-444-c23 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903143132uhgnmi_jpg_cd3da032-98cd-478f-9312-10e5887032b5.webp?v=1777745484 Cisco C23 DWDM-SFP-5898 Compatible SFP 1000BASE-DWDM 1558.98nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-445-c50 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903101033qj1p5e_jpg_98725e05-da0c-4ef1-941b-a7e818d94cf6.webp?v=1777745485 Cisco C50 DWDM-SFP-3740 Compatible SFP 1000BASE-DWDM 1537.40nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-446-c18 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903145011pi5w33_jpg_52f68b11-41a9-4533-88ce-c1c3b1e4554b.webp?v=1777745486 Cisco C18 DWDM-SFP-6305 Compatible SFP 1000BASE-DWDM 1563.05nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-447-c55 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509030951485g3rhl_jpg_15571009-4fa3-4c09-9507-5c7507d4408f.webp?v=1777745487 Cisco C55 DWDM-SFP-3347 Compatible SFP 1000BASE-DWDM 1533.47nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-448-c37 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903095942q5ajl4_jpg_2eee6716-4078-4119-904a-d040d239078f.webp?v=1777745488 Cisco C37 DWDM-SFP-4772 Compatible SFP 1000BASE-DWDM 1547.72nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-449-c29 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903100048uem52f_jpg_3712dd07-73b5-4751-8e04-753fa110fa9d.webp?v=1777745489 Cisco C29 DWDM-SFP-5413 Compatible SFP 1000BASE-DWDM 1554.13nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-450-c25 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903144536ixc7zt_jpg_52f32a45-3bc2-4405-bd44-6f416098de90.webp?v=1777745490 Cisco C25 DWDM-SFP-5736 Compatible SFP 1000BASE-DWDM 1557.36nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-451-c42 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903100939sll2ct_jpg.webp?v=1777745491 HW C42 DWDM-SFP1G-43.73-160 Compatible SFP 1000BASE-DWDM 1543.73nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-452-c55 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250902160800m5r3am_jpg_3c9f4d6b-4a2e-4f57-899e-34118b20aea1.webp?v=1777745492 Cisco C55 DWDM-SFP-3346 Compatible SFP 1000BASE-DWDM 1533.47nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-453-c41 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903095712zvjqt6_jpg.webp?v=1777745493 Brocade C41 1G-SFP-ZRD-1544.53-120 Compatible SFP 1000BASE-DWDM 1544.53nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-454-c38 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903143331ahs2gh_jpg_8e7e170e-ad67-46d0-9c53-3ad6ebf8b434.webp?v=1777745494 Cisco C38 DWDM-SFP-4692 Compatible SFP 1000BASE-DWDM 1546.92nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-455-c46 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509030952377nl5p1_jpg_10173e63-63ca-455e-aad0-cda735af6678.webp?v=1777745495 Cisco C46 DWDM-SFP-4056 Compatible SFP 1000BASE-DWDM 1540.56nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-456-c51 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903095620ozakt1_jpg_a59bdb15-9bd2-45ea-a1fd-9a51c1819acd.webp?v=1777745497 Cisco C51 DWDM-SFP-3661 Compatible SFP 1000BASE-DWDM 1536.61nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-457-c60 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509021614047331yw_jpg_c7ea5f11-e946-4b2e-ab79-f336ab64628a.webp?v=1777745498 Cisco C60 DWDM-SFP-2955 Compatible SFP 1000BASE-DWDM 1529.55nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-458-c41 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903095054i8unhk_jpg.webp?v=1777745499 H3C C41 DWDM-SFP1G-44.53-120 Compatible SFP 1000BASE-DWDM 1544.53nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-459-c41 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903101537rd7mvv_jpg.webp?v=1777745500 Extreme Networks C41 DWDM-SFP1G-44.53-120 Compatible SFP 1000BASE-DWDM 1544.53nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-460-c41 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903095210y1a4qd_jpg.webp?v=1777745502 HW C41 DWDM-SFP1G-44.53-120 Compatible SFP 1000BASE-DWDM 1544.53nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-461-c41 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/2025090309561242d4b2_jpg_fbdaddb1-250a-43f0-a007-d66f29388908.webp?v=1777745502 Cisco C41 DWDM-SFP-4453 Compatible SFP 1000BASE-DWDM 1544.53nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-462-c39 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903143559sgjf96_jpg_5165044c-d9c1-4f62-97c7-84db8039eab7.webp?v=1777745503 Cisco C39 DWDM-SFP-4612 Compatible SFP 1000BASE-DWDM 1546.12nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-463-c45 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903100608im92hx_jpg_3462198e-2421-4838-a31f-eb4a93d5a4dc.webp?v=1777745504 Cisco C45 DWDM-SFP-4134 Compatible SFP 1000BASE-DWDM 1541.35nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-464-c32 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903145001h1h7zi_jpg_59e13bb4-c4cf-4484-a4ec-22f90b205fcb.webp?v=1777745505 Cisco C32 DWDM-SFP-5172 Compatible SFP 1000BASE-DWDM 1551.72nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-465-c58 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250902162253sf32ww_jpg_de4a6288-4206-4adb-b48c-eb73b4edb656.webp?v=1777745506 Cisco C58 DWDM-SFP-3112 Compatible SFP 1000BASE-DWDM 1531.12nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-466-c29 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903144212x6ma14_jpg_2083bfca-656a-474c-a354-f8fed6501b13.webp?v=1777745507 Cisco C29 DWDM-SFP-5413 Compatible SFP 1000BASE-DWDM 1554.13nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-467-c56 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/2025090216160792bcyb_jpg_a74e1145-ddd1-4aca-bb66-73e361d00008.webp?v=1777745508 Cisco C56 DWDM-SFP-3268 Compatible SFP 1000BASE-DWDM 1532.68nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-468-c49 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903101145npglha_jpg_0bb47948-de63-43ac-a403-c93bc1c14a67.webp?v=1777745509 Cisco C49 DWDM-SFP-3819 Compatible SFP 1000BASE-DWDM 1538.19nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-469-c37 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903143304uf8co8_jpg_c7ddace3-bf3d-43e8-b5f5-3d6667862b9e.webp?v=1777745510 Cisco C37 DWDM-SFP-4772 Compatible SFP 1000BASE-DWDM 1547.72nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-470-c42 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903095333zqxc77_jpg_ddc4bc7f-99e9-4d64-b67c-7c840b193f8d.webp?v=1777745511 Cisco C42 DWDM-SFP-4373 Compatible SFP 1000BASE-DWDM 1543.73nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-471-c33 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903143856y0u6ps_jpg_2583a8ca-d8c3-485c-b0ac-b9791f6eddd9.webp?v=1777745512 Cisco C33 DWDM-SFP-5092 Compatible SFP 1000BASE-DWDM 1550.92nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-472-c31 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903145256zddcdx_jpg_03406678-7928-4d63-ae0a-e49ca37d2192.webp?v=1777745513 Cisco C31 DWDM-SFP-5252 Compatible SFP 1000BASE-DWDM 1552.52nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-473-c24 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031455446mmp9p_jpg_baeeedb9-65ef-42c8-955a-56df51b500b1.webp?v=1777745514 Cisco C24 DWDM-SFP-5817 Compatible SFP 1000BASE-DWDM 1558.17nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-474-c53 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903095843x7ia53_jpg_60d0fa9e-f695-4696-9ee0-a08507c40896.webp?v=1777745515 Cisco C53 DWDM-SFP-3504 Compatible SFP 1000BASE-DWDM 1535.04nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-475-c54 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250902160130y07yie_jpg_c0e6766f-f652-4ed8-8996-b9b3c488f4d5.webp?v=1777745517 Cisco C54 DWDM-SFP-3425 Compatible SFP 1000BASE-DWDM 1534.25nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-476-c22 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903143925436prf_jpg_a60bef5c-2d7b-4d4c-aa3e-7224046edf4b.webp?v=1777745517 Cisco C22 DWDM-SFP-5979 Compatible SFP 1000BASE-DWDM 1559.79nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-477-c44 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509030950538m1qs9_jpg_9a82abeb-b028-4f64-aa67-535502a75a0f.webp?v=1777745518 Cisco C44 DWDM-SFP-4214 Compatible SFP 1000BASE-DWDM 1542.14nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-478-c43 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903095534z0bzj7_jpg_2ec9b8eb-1d0c-48d8-ab52-6aec91cc0209.webp?v=1777745519 Cisco C43 DWDM-SFP-4294 Compatible SFP 1000BASE-DWDM 1542.94nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-479-c21 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903145513nr2wp6_jpg_17653ce8-0a26-4d1e-a7f3-432351d63f83.webp?v=1777745520 Cisco C21 DWDM-SFP-6061 Compatible SFP 1000BASE-DWDM 1560.61nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-480-c26 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903143218yqf76p_jpg_35e87916-9351-40a4-8fe6-17c4e35af21f.webp?v=1777745521 Cisco C26 DWDM-SFP-5655 Compatible SFP 1000BASE-DWDM 1556.55nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-481-c27 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903145102yzwcdl_jpg_a89e35b6-3677-4ec0-8cdb-b6017b9a25ff.webp?v=1777745522 Cisco C27 DWDM-SFP-5575 Compatible SFP 1000BASE-DWDM 1555.75nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-482-c61 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250902161956dbklgf_jpg_65f3fcf0-54db-4a78-a94a-35fc574ed6aa.webp?v=1777745524 Cisco C61 DWDM-SFP-2877 Compatible SFP 1000BASE-DWDM 1528.77nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-483-c52 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903100725oe95z1_jpg_c5a555dc-060c-432d-8fc1-d36f70aab47f.webp?v=1777745524 Cisco C52 DWDM-SFP-3582 Compatible SFP 1000BASE-DWDM 1535.82nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-484-c41 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903095537xowb1w_jpg.webp?v=1777745526 HPE Aruba C41 Compatible SFP 1000BASE-DWDM 1544.53nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-485-c28 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903145359gzbl4f_jpg_daf64fbe-65a8-4024-b1ff-458951fc2f27.webp?v=1777745526 Cisco C28 DWDM-SFP-5494 Compatible SFP 1000BASE-DWDM 1554.94nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-486-c40 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903145647kjo5er_jpg_9b6acd86-b68d-42d8-bd5a-f6f816a6ab18.webp?v=1777745527 Cisco C40 DWDM-SFP-4532 Compatible SFP 1000BASE-DWDM 1545.32nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-487-c50 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903100943ki49o1_jpg_4d1c60ae-c470-4dce-98c7-0d5cf04c4a25.webp?v=1777745528 Cisco C50 DWDM-SFP-3739 Compatible SFP 1000BASE-DWDM 1537.40nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-488-c19 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031449542c10sr_jpg_367c1f1c-2211-49be-acbc-b9306232bae2.webp?v=1777745529 Cisco C19 DWDM-SFP-6223 Compatible SFP 1000BASE-DWDM 1562.23nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-489-c23 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903143147j4pz53_jpg_38a54f4f-f34c-41ec-ac3d-5cc6e3860fc4.webp?v=1777745530 Cisco C23 DWDM-SFP-5898 Compatible SFP 1000BASE-DWDM 1558.98nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-490-c41 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903095410rh3dmm_jpg.webp?v=1777745531 Arista C41 Compatible SFP 1000BASE-DWDM 1544.53nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-491-c36 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903144453dcu72o_jpg_8cdc465b-ec5f-43c7-887b-686431b4d0d8.webp?v=1777745532 Cisco C36 DWDM-SFP-4851 Compatible SFP 1000BASE-DWDM 1548.51nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-492-c41 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903095236yriv9u_jpg.webp?v=1777745533 Juniper Networks C41 SFP-1G-DW41-120 Compatible SFP 1000BASE-DWDM 1544.53nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-493-c17 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903145321o2r7zf_jpg_b0ca94eb-6679-4f7b-8220-0508579c7c9b.webp?v=1777745534 Cisco C17 DWDM-SFP-6386 Compatible SFP 1000BASE-DWDM 1563.86nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-494-c30 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903145340qtauw7_jpg_b9e02e2a-90d1-49f1-8e4b-b4f2713694ef.webp?v=1777745535 Cisco C30 DWDM-SFP-5332 Compatible SFP 1000BASE-DWDM 1553.33nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-495-c41 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031016580egjqp_jpg.webp?v=1777745537 Dell C41 Compatible SFP 1000BASE-DWDM 1544.53nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-496-c18 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031443255tdtax_jpg_cc51e1f2-6422-4955-8c75-6f95fae0fc5e.webp?v=1777745538 Cisco C18 DWDM-SFP-6305 Compatible SFP 1000BASE-DWDM 1563.05nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-497-c20 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903143928toneb3_jpg_549d0ffd-f8d7-4550-84ca-97e1f628129a.webp?v=1777745539 Cisco C20 DWDM-SFP-6141 Compatible SFP 1000BASE-DWDM 1561.42nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-498-c34 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031436249hy5zy_jpg_27f97b80-af7a-4413-a26f-c499f97fe873.webp?v=1777745540 Cisco C34 DWDM-SFP-5012 Compatible SFP 1000BASE-DWDM 1550.12nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-499-c59 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250902161457bnhk43_jpg_8fd9cb46-70b1-449b-a7ce-e5515a5a4e29.webp?v=1777745541 Cisco C59 DWDM-SFP-3033 Compatible SFP 1000BASE-DWDM 1530.33nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-500-c35 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903144712huufxd_jpg_5c3b44ee-0d54-4c92-a4f6-1be69785b3aa.webp?v=1777745542 Cisco C35 DWDM-SFP-4931 Compatible SFP 1000BASE-DWDM 1549.32nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-501-1470nm 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509021608240jte33_jpg_f26a2a19-bbe1-40e3-a66f-b5640930575e.webp?v=1777745543 Cisco Compatible SFP 1000BASE-CWDM 1470nm 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-502-1590nm 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250902161905dwu33j_jpg.webp?v=1777745544 Juniper Networks Compatible SFP 1000BASE-CWDM 1590nm 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-503-1590nm 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509021608203jtkg4_jpg.webp?v=1777745545 Brocade Compatible SFP 1000BASE-CWDM 1590nm 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-504-1590nm 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/2025090216095262mic3_jpg.webp?v=1777745546 Dell Compatible SFP 1000BASE-CWDM 1590nm 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-505-1550nm 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/2025090216164423c8r7_jpg_bb6f6747-828b-4ada-8cf4-9b1ba90b9a84.webp?v=1777745547 Cisco Compatible SFP 1000BASE-CWDM 1550nm 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-506-1590nm 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250902160248kqe0sx_jpg.webp?v=1777745548 HW Compatible SFP 1000BASE-CWDM 1590nm 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-507-1510nm 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250902161915k7hrv6_jpg_d864bfa6-d855-4538-8430-107df93c9ac3.webp?v=1777745549 Cisco Compatible SFP 1000BASE-CWDM 1510nm 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-508-1590nm 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509021612305thvth_jpg.webp?v=1777745550 Arista Networks Compatible SFP 1000BASE-CWDM 1590nm 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-509-1590nm 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250902155941ueeojg_jpg.webp?v=1777745551 H3C Compatible SFP 1000BASE-CWDM 1590nm 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-510-1590nm 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509021603329iwbvo_jpg_8aec419e-2cd8-430e-98b0-ad41ffa5ad81.webp?v=1777745552 Cisco Compatible SFP 1000BASE-CWDM 1590nm 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-511-1590nm 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250902155938wgqwgk_jpg.webp?v=1777745553 Intel Compatible SFP 1000BASE-CWDM 1590nm 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-512-1610nm 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250902155736qmynhf_jpg_4972d5e3-690c-416d-bab7-5d7bcf258acf.webp?v=1777745554 Cisco Compatible SFP 1000BASE-CWDM 1610nm 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-513-1590nm 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250902161229kyiylc_jpg.webp?v=1777745555 Extreme Networks Compatible SFP 1000BASE-CWDM 1590nm 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-514-1570nm 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250902160902fbdosw_jpg_11304d9b-538f-4c8b-9c0a-4ae9dc61bbbb.webp?v=1777745556 Cisco Compatible SFP 1000BASE-CWDM 1570nm 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-515-1490nm 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250902160242a2n3ro_jpg.webp?v=1777745557 Cisco Compatible SFP 1000BASE-CWDM 1490nm 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-516-c18 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031443255tdtax_jpg_b939dfc6-c2b1-4dc6-b458-05932222597a.webp?v=1777745558 Cisco C18 DWDM-SFP-6305 Compatible SFP 1000BASE-DWDM 1563.05nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-517-c19 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031449542c10sr_jpg_0cb6149d-b8d8-407f-92f4-5a5dd314dc6d.webp?v=1777745560 Cisco C19 DWDM-SFP-6223 Compatible SFP 1000BASE-DWDM 1562.23nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-518-c55 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250902160800m5r3am_jpg_656d950f-773f-46f8-b3ee-fb560bd55cf2.webp?v=1777745562 Cisco C55 DWDM-SFP-3346 Compatible SFP 1000BASE-DWDM 1533.47nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-519-c26 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903143218yqf76p_jpg_85bb6b38-329d-4a6e-a16a-42e906bd7c1e.webp?v=1777745564 Cisco C26 DWDM-SFP-5655 Compatible SFP 1000BASE-DWDM 1556.55nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-520-c35 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903144712huufxd_jpg_7508148f-1681-4846-8d09-c04d87dbb6b2.webp?v=1777745565 Cisco C35 DWDM-SFP-4931 Compatible SFP 1000BASE-DWDM 1549.32nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-521-c46 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509030952377nl5p1_jpg_8ab64df0-e583-4c7f-8e23-859c5225653f.webp?v=1777745567 Cisco C46 DWDM-SFP-4056 Compatible SFP 1000BASE-DWDM 1540.56nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-522-c34 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031436249hy5zy_jpg_5c652b5b-2aa7-41a3-84e1-a32405052c45.webp?v=1777745569 Cisco C34 DWDM-SFP-5012 Compatible SFP 1000BASE-DWDM 1550.12nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-523-c60 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509021614047331yw_jpg_b678363f-8290-4a7b-94d8-7f36a6c32170.webp?v=1777745571 Cisco C60 DWDM-SFP-2955 Compatible SFP 1000BASE-DWDM 1529.55nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-524-c40 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903143315n5jwwo_jpg.webp?v=1777745573 Extreme Networks C40 DWDM-SFP1G-45.32-120 Compatible SFP 1000BASE-DWDM 1545.32nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-525-c17 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903145321o2r7zf_jpg_35a55819-92fb-4db2-bea1-aae97bfe48b9.webp?v=1777745574 Cisco C17 DWDM-SFP-6386 Compatible SFP 1000BASE-DWDM 1563.86nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-526-c52 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903100725oe95z1_jpg_db8f3020-6442-4873-9e18-37134045d5f2.webp?v=1777745575 Cisco C52 DWDM-SFP-3582 Compatible SFP 1000BASE-DWDM 1535.82nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-527-c40 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031452453wgfa0_jpg.webp?v=1777745576 H3C C40 DWDM-SFP1G-45.32-120 Compatible SFP 1000BASE-DWDM 1545.32nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-528-c40 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903145647kjo5er_jpg_08e27ce3-5d9a-4699-8407-b7cad0d6ff77.webp?v=1777745577 Cisco C40 DWDM-SFP-4532 Compatible SFP 1000BASE-DWDM 1545.32nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-529-c48 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903100408b1ksxm_jpg_e3d24168-f221-4727-8f52-d1dc97b5dae2.webp?v=1777745579 Cisco C48 DWDM-SFP-3898 Compatible SFP 1000BASE-DWDM 1538.98nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-530-c31 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903145256zddcdx_jpg_144a7a5c-0c82-44d0-84cf-6e5ee5ef60fe.webp?v=1777745580 Cisco C31 DWDM-SFP-5252 Compatible SFP 1000BASE-DWDM 1552.52nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-531-c29 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903144212x6ma14_jpg_4b58abd0-9ff1-4df0-bbaf-9ae605e006e5.webp?v=1777745580 Cisco C29 DWDM-SFP-5413 Compatible SFP 1000BASE-DWDM 1554.13nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-532-c32 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903145001h1h7zi_jpg_b96600f7-29f7-4d2e-bf8f-4db5a2475a94.webp?v=1777745582 Cisco C32 DWDM-SFP-5172 Compatible SFP 1000BASE-DWDM 1551.72nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-533-c56 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/2025090216160792bcyb_jpg_f71f2a5b-8f0a-480b-bd98-1dbe21089beb.webp?v=1777745583 Cisco C56 DWDM-SFP-3268 Compatible SFP 1000BASE-DWDM 1532.68nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-534-c22 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903143925436prf_jpg_fd7e1eb9-5c33-4937-a310-c5596a07d439.webp?v=1777745584 Cisco C22 DWDM-SFP-5979 Compatible SFP 1000BASE-DWDM 1559.79nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-535-c44 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509030950538m1qs9_jpg_d168d0b4-7e25-40e9-b85e-fe16e8adef79.webp?v=1777745585 Cisco C44 DWDM-SFP-4214 Compatible SFP 1000BASE-DWDM 1542.14nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-536-c41 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/2025090309561242d4b2_jpg_a9dd6b1c-4f10-4574-9f2c-83bc55d6fb15.webp?v=1777745586 Cisco C41 DWDM-SFP-4453 Compatible SFP 1000BASE-DWDM 1544.53nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-537-c40 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031456509hwe52_jpg.webp?v=1777745587 HPE Aruba C40 Compatible SFP 1000BASE-DWDM 1545.32nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-538-c28 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903145359gzbl4f_jpg_a4d83194-490a-4a3e-abef-867c854f7c96.webp?v=1777745588 Cisco C28 DWDM-SFP-5494 Compatible SFP 1000BASE-DWDM 1554.94nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-539-c53 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903095843x7ia53_jpg_04fbc598-ca2b-48e8-ada2-223af0649aa5.webp?v=1777745589 Cisco C53 DWDM-SFP-3504 Compatible SFP 1000BASE-DWDM 1535.04nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-540-c54 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250902160130y07yie_jpg_0ef41431-eb03-459d-b120-5fcb4276d34f.webp?v=1777745590 Cisco C54 DWDM-SFP-3425 Compatible SFP 1000BASE-DWDM 1534.25nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-541-c40 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/2025090314560996f726_jpg.webp?v=1777745591 Brocade C40 1G-SFP-ZRD-1545.32-120 Compatible SFP 1000BASE-DWDM 1545.32nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-542-c40 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903145608pg0h8g_jpg.webp?v=1777745593 Arista C40 Compatible SFP 1000BASE-DWDM 1545.32nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-543-c25 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903145154ie645k_jpg_5f108d00-3ee8-4475-9c11-086e4b0f11fb.webp?v=1777745594 Cisco C25 DWDM-SFP-5736 Compatible SFP 1000BASE-DWDM 1557.36nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-544-c30 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903145340qtauw7_jpg_ccd13ba6-2c41-4330-9dd2-61bfc170b5e5.webp?v=1777745594 Cisco C30 DWDM-SFP-5332 Compatible SFP 1000BASE-DWDM 1553.33nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-545-c49 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903101145npglha_jpg_e063d8ca-35af-463f-b85f-decbba85d975.webp?v=1777745595 Cisco C49 DWDM-SFP-3819 Compatible SFP 1000BASE-DWDM 1538.19nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-546-c27 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903145102yzwcdl_jpg_16e4eb55-56e7-4180-a43a-8fc21dd4b7c0.webp?v=1777745597 Cisco C27 DWDM-SFP-5575 Compatible SFP 1000BASE-DWDM 1555.75nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-547-c50 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903100943ki49o1_jpg_daf97337-0dc0-41d6-9b9c-7a48ec366830.webp?v=1777745598 Cisco C50 DWDM-SFP-3739 Compatible SFP 1000BASE-DWDM 1537.40nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-548-c58 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250902162253sf32ww_jpg_e1268207-98fd-4d4b-bc6d-af6830c3ef1f.webp?v=1777745599 Cisco C58 DWDM-SFP-3112 Compatible SFP 1000BASE-DWDM 1531.12nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-549-c24 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031455446mmp9p_jpg_2d24884f-a1bd-49c0-834e-af4591fa6c23.webp?v=1777745600 Cisco C24 DWDM-SFP-5817 Compatible SFP 1000BASE-DWDM 1558.17nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-550-c45 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903100608im92hx_jpg_f5ad48c7-66d9-4b72-9122-a08859e41c69.webp?v=1777745601 Cisco C45 DWDM-SFP-4134 Compatible SFP 1000BASE-DWDM 1541.35nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-551-c23 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903143147j4pz53_jpg_fa1da879-4477-464b-b074-f18741ff5fc0.webp?v=1777745602 Cisco C23 DWDM-SFP-5898 Compatible SFP 1000BASE-DWDM 1558.98nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-552-c42 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903095333zqxc77_jpg_927aadd8-2fd8-4f51-9ad9-d45b2608384c.webp?v=1777745603 Cisco C42 DWDM-SFP-4373 Compatible SFP 1000BASE-DWDM 1543.73nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-553-c40 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903145117aofa55_jpg.webp?v=1777745604 Juniper Networks C40 SFP-1G-DW40-120 Compatible SFP 1000BASE-DWDM 1545.32nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-554-c40 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903143404s02u54_jpg.webp?v=1777745605 Dell C40 Compatible SFP 1000BASE-DWDM 1545.32nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-555-c40 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903145341g5aud1_jpg.webp?v=1777745606 HW C40 DWDM-SFP1G-45.32-120 Compatible SFP 1000BASE-DWDM 1545.32nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-556-c43 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903095534z0bzj7_jpg_e6cbd6f6-740d-4733-ab12-28aad1c28ed9.webp?v=1777745607 Cisco C43 DWDM-SFP-4294 Compatible SFP 1000BASE-DWDM 1542.94nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-557-c47 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/2025090310012543wur0_jpg_6e9957af-4e0b-431f-8d8a-7bb604105ded.webp?v=1777745608 Cisco C47 DWDM-SFP-3977 Compatible SFP 1000BASE-DWDM 1539.77nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-558-c21 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903145513nr2wp6_jpg_7bcb6854-fb06-4c7a-b3fa-331d6b55db56.webp?v=1777745609 Cisco C21 DWDM-SFP-6061 Compatible SFP 1000BASE-DWDM 1560.61nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-559-c51 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903095620ozakt1_jpg_91bc96bb-76a4-4830-978d-83971e1021c7.webp?v=1777745610 Cisco C51 DWDM-SFP-3661 Compatible SFP 1000BASE-DWDM 1536.61nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-560-c61 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250902161956dbklgf_jpg_5f846362-7195-4dcf-94ca-d3b5eeec7457.webp?v=1777745611 Cisco C61 DWDM-SFP-2877 Compatible SFP 1000BASE-DWDM 1528.77nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-561-c20 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903143928toneb3_jpg_997c3713-2c7f-4b50-bc9b-34194834b394.webp?v=1777745612 Cisco C20 DWDM-SFP-6141 Compatible SFP 1000BASE-DWDM 1561.42nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-562-c38 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903143331ahs2gh_jpg_d1be8f62-04a1-44a6-93aa-bb20316b627f.webp?v=1777745613 Cisco C38 DWDM-SFP-4692 Compatible SFP 1000BASE-DWDM 1546.92nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-563-c37 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903143304uf8co8_jpg_108d4c3d-9749-4280-90b9-49c0065faa7c.webp?v=1777745614 Cisco C37 DWDM-SFP-4772 Compatible SFP 1000BASE-DWDM 1547.72nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-564-c57 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250902161048nwey8v_jpg_126f539b-4c2b-4401-afbc-bb71c9710fd1.webp?v=1777745616 Cisco C57 DWDM-SFP-3190 Compatible SFP 1000BASE-DWDM 1531.90nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-565-c25 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250904101022jvbgjz_jpg_bf16f227-fa86-48bf-a031-7095e34fd146.webp?v=1777745617 Cisco C25 DWDM-SFP-5736 Compatible SFP 1000BASE-DWDM 1557.36nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-566-c56 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031827081p9csp_jpg_fcfd601d-bac0-44ce-8bb3-2c2284fc2658.webp?v=1777745617 Cisco C56 DWDM-SFP-3268 Compatible SFP 1000BASE-DWDM 1532.68nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-567-c45 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903181041s64a0f_jpg_970bbd73-6cad-425c-b485-fa497b7e6992.webp?v=1777745618 Cisco C45 DWDM-SFP-4135 Compatible SFP 1000BASE-DWDM 1541.35nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-568-c52 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903181644ng20ni_jpg_f9b734b7-1bd0-455b-85b7-874e6de84ae3.webp?v=1777745619 Cisco C52 DWDM-SFP-3582 Compatible SFP 1000BASE-DWDM 1535.82nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-569-c31 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250904100548x1o7dn_jpg_47dd15c2-9ef5-4a1f-9577-87bd221e9384.webp?v=1777745620 Cisco C31 DWDM-SFP-5252 Compatible SFP 1000BASE-DWDM 1552.52nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-570-c24 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250904095946ov1vcu_jpg_3c2a333a-dd45-4c9d-8d2d-f1c156f9a1cf.webp?v=1777745622 Cisco C24 DWDM-SFP-5817 Compatible SFP 1000BASE-DWDM 1558.17nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-571-c26 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250904100154t2nbln_jpg_38890a95-494c-4c6d-ace6-144fc5158f93.webp?v=1777745623 Cisco C26 DWDM-SFP-5655 Compatible SFP 1000BASE-DWDM 1556.55nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-572-c34 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/2025090410022074o7oa_jpg_9032d05d-4a7f-488e-8cea-96ebf2d2553b.webp?v=1777745624 Cisco C34 DWDM-SFP-5012 Compatible SFP 1000BASE-DWDM 1550.12nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-573-c28 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509041022080b120u_jpg_9afaf8dd-575e-4aa4-8ed0-573286c0cd4a.webp?v=1777745625 Cisco C28 DWDM-SFP-5494 Compatible SFP 1000BASE-DWDM 1554.94nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-574-c39 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250904100625yp25ju_jpg_9797268c-0099-4128-9675-da7a757ded56.webp?v=1777745626 Cisco C39 DWDM-SFP-4612 Compatible SFP 1000BASE-DWDM 1546.12nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-575-c50 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903182514f3gduy_jpg_b95994fe-3697-4793-ae1a-c0d57696be62.webp?v=1777745627 Cisco C50 DWDM-SFP-3740 Compatible SFP 1000BASE-DWDM 1537.40nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-576-c48 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903180210zu5j4b_jpg_f23dea37-d7b6-4015-8ef5-9d75e24bfbfe.webp?v=1777745628 Cisco C48 DWDM-SFP-3898 Compatible SFP 1000BASE-DWDM 1538.98nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-577-c61 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903180148ki1uhf_jpg_429580bc-65bf-4011-8142-a5bd90bab91e.webp?v=1777745630 Cisco C61 DWDM-SFP-2877 Compatible SFP 1000BASE-DWDM 1528.77nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-578-c17 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903164712ne7z10_jpg_d64bdb08-0268-4bcd-9020-6ba767efeb08.webp?v=1777745630 Extreme Networks C17 DWDM-SFP1G-63.86-100 Compatible SFP 1000BASE-DWDM 1563.86nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-579-c46 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031810023blo5d_jpg_e28253f1-a261-4400-b231-c5f7325f604d.webp?v=1777745632 Cisco C46 DWDM-SFP-4056 Compatible SFP 1000BASE-DWDM 1540.56nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-580-c19 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250904100704qpwi47_jpg_be3b0aab-4a86-41ce-a386-b60bcf2ecafe.webp?v=1777745633 Cisco C19 DWDM-SFP-6223 Compatible SFP 1000BASE-DWDM 1562.23nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-581-c18 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031644329qeppj_jpg_f5bde876-6b76-4d09-b6c2-c934a67d6085.webp?v=1777745635 Cisco C18 DWDM-SFP-6305 Compatible SFP 1000BASE-DWDM 1563.05nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-582-c17 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903163830yfbymv_jpg_237776e1-42db-4c1b-93a2-9b1022af1f5e.webp?v=1777745636 Cisco C17 DWDM-SFP-6386 Compatible SFP 1000BASE-DWDM 1563.86nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-583-c38 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250904101056dwqvfw_jpg_d70e3b8d-c55b-43ed-850b-da140fa18b46.webp?v=1777745637 Cisco C38 DWDM-SFP-4692 Compatible SFP 1000BASE-DWDM 1546.92nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-584-c27 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509041017049jezk3_jpg_3b225043-1dfc-49e8-b7d3-fad959a34324.webp?v=1777745638 Cisco C27 DWDM-SFP-5575 Compatible SFP 1000BASE-DWDM 1555.75nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-585-c43 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250904100654f0ekj1_jpg_91b40289-676f-4ab5-bb73-fd111bddc823.webp?v=1777745639 Cisco C43 DWDM-SFP-4294 Compatible SFP 1000BASE-DWDM 1542.94nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-586-c59 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903180722gxk4b0_jpg_23cf41a7-80da-4df0-b153-e3df402eef3b.webp?v=1777745640 Cisco C59 DWDM-SFP-3033 Compatible SFP 1000BASE-DWDM 1530.33nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-587-c60 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903181106yz2kxi_jpg_cb586a9c-929f-4e55-9763-42d49b17802c.webp?v=1777745641 Cisco C60 DWDM-SFP-2955 Compatible SFP 1000BASE-DWDM 1529.55nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-588-c35 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250904095754bczthq_jpg_408471ec-2af0-4a5a-8a8d-46c9262cdcb9.webp?v=1777745643 Cisco C35 DWDM-SFP-4932 Compatible SFP 1000BASE-DWDM 1549.32nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-589-c22 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250904100615tfbnvh_jpg_6f8475f7-7e9e-4043-a9b6-8ec97f20e1f8.webp?v=1777745644 Cisco C22 DWDM-SFP-5979 Compatible SFP 1000BASE-DWDM 1559.79nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-590-c36 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250904100922diem9w_jpg_a1741937-a7f1-4a20-a94a-16b424dd667f.webp?v=1777745646 Cisco C36 DWDM-SFP-4851 Compatible SFP 1000BASE-DWDM 1548.51nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-591-c21 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509041014299y8pn0_jpg_9ab8c71e-908b-4219-9e21-42e2160ccee7.webp?v=1777745646 Cisco C21 DWDM-SFP-6061 Compatible SFP 1000BASE-DWDM 1560.61nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-592-c54 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903182435rkbg8y_jpg_fab86f29-4ad7-4a6c-a286-f54d5a13753e.webp?v=1777745647 Cisco C54 DWDM-SFP-3425 Compatible SFP 1000BASE-DWDM 1534.25nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-593-c49 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031826178b4hcx_jpg_a4bc41ac-b6e9-416e-b91e-6c93432a14ec.webp?v=1777745649 Cisco C49 DWDM-SFP-3819 Compatible SFP 1000BASE-DWDM 1538.19nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-594-c17 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031646360yrjsa_jpg_21a2690b-ec75-41d4-8efa-df24c2b4c863.webp?v=1777745650 Generic C17 Compatible SFP 1000BASE-DWDM 1563.86nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-595-c40 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509041016010ota7o_jpg_61a0da40-5920-4c32-ba05-c05227e4f8a8.webp?v=1777745651 Cisco C40 DWDM-SFP-4532 Compatible SFP 1000BASE-DWDM 1545.32nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-596-c17 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903164156x1hhg0_jpg_960e69c0-a012-4984-98eb-9687e66c01c2.webp?v=1777745653 HW C17 DWDM-SFP1G-63.86-100 Compatible SFP 1000BASE-DWDM 1563.86nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-597-c42 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509040957105mmqc3_jpg_22b489b1-10f6-4c53-a524-580235c921c1.webp?v=1777745654 Cisco C42 DWDM-SFP-4373 Compatible SFP 1000BASE-DWDM 1543.73nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-598-c47 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903181929ohoif1_jpg_f599cea3-292a-4375-9421-f54074371e31.webp?v=1777745655 Cisco C47 DWDM-SFP-3977 Compatible SFP 1000BASE-DWDM 1539.77nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-599-c17 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903165036kzbztq_jpg_cd948efe-3734-413c-802f-86ffafce2e3b.webp?v=1777745656 HPE C17 DWDM-SFP1G-63.86-100 Compatible SFP 1000BASE-DWDM 1563.86nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-600-c44 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903181534folm1h_jpg_f88402e8-fc65-472c-b2e6-cdbcbe625b8d.webp?v=1777745657 Cisco C44 DWDM-SFP-4214 Compatible SFP 1000BASE-DWDM 1542.14nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-601-c29 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250904101036q30f92_jpg_0a99fc94-981b-41af-b13f-ba32442472fb.webp?v=1777745659 Cisco C29 DWDM-SFP-5413 Compatible SFP 1000BASE-DWDM 1554.13nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-602-c41 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250904095954dg5voe_jpg_6b3be7fc-39dc-4956-b085-686985405235.webp?v=1777745660 Cisco C41 DWDM-SFP-4453 Compatible SFP 1000BASE-DWDM 1544.53nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-603-c57 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903180113opsqsv_jpg_bfee45b3-f07b-4b7a-8891-78ba70196dcd.webp?v=1777745661 Cisco C57 DWDM-SFP-3190 Compatible SFP 1000BASE-DWDM 1531.90nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-604-c17 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031646343q2kk9_jpg_0b822057-6b30-494f-94f7-219a34d877bf.webp?v=1777745662 C17 SFP 1000BASE-DWDM 1563.86nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission for FS Switches https://www.refurb2.com/products/refurb-squared-transceivers-605-c17 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903165303gteqce_jpg_af641ae9-7164-4dff-a98b-e3dad0f309b9.webp?v=1777745663 Brocade C17 1G-SFP-ZRD-1563.86-100 Compatible SFP 1000BASE-DWDM 1563.86nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-606-c20 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509041011359mtgvw_jpg_49801bff-82cb-445a-9eac-72b9d5a61889.webp?v=1777745664 Cisco C20 DWDM-SFP-6141 Compatible SFP 1000BASE-DWDM 1561.42nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-607-c30 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250904101400ktf8w8_jpg_d836a0bd-20a1-43ea-adbd-af10c8a9b958.webp?v=1777745666 Cisco C30 DWDM-SFP-5333 Compatible SFP 1000BASE-DWDM 1553.33nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-608-c53 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903181305hw5h9i_jpg_212a7af9-b69b-4078-a835-6c971974e887.webp?v=1777745667 Cisco C53 DWDM-SFP-3504 Compatible SFP 1000BASE-DWDM 1535.04nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-609-c17 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903164909mjcg6q_jpg_8bd4c5cf-79ac-4fcb-902e-af524cbe8f29.webp?v=1777745669 Juniper Networks C17 SFP-1G-DW17-100 Compatible SFP 1000BASE-DWDM 1563.86nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-610-c33 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250904095714cav9zq_jpg_9e646673-9c0d-4ae7-82bb-064341c45aa0.webp?v=1777745670 Cisco C33 DWDM-SFP-5092 Compatible SFP 1000BASE-DWDM 1550.92nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-611-c32 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250904100848cjbu1g_jpg_480503fc-2129-4f16-8d17-93fd50a6223d.webp?v=1777745671 Cisco C32 DWDM-SFP-5172 Compatible SFP 1000BASE-DWDM 1551.72nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-612-c51 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903181953q8aksz_jpg_9dcba539-c150-4845-b4d1-96a78bc97b1e.webp?v=1777745672 Cisco C51 DWDM-SFP-3661 Compatible SFP 1000BASE-DWDM 1536.61nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-613-c17 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903163834kq6sy4_jpg_ca05c49c-03f0-4c3c-98ca-3f07256e8279.webp?v=1777745674 H3C C17 DWDM-SFP1G-63.86-100 Compatible SFP 1000BASE-DWDM 1563.86nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-614-c23 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509041001037g2vkz_jpg_94800dee-1859-4763-a935-ba0c2378d5b9.webp?v=1777745676 Cisco C23 DWDM-SFP-5898 Compatible SFP 1000BASE-DWDM 1558.98nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-615-c37 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250904101049ht4nql_jpg_7caf7190-3763-4aaa-afe4-7ed269d5104d.webp?v=1777745678 Cisco C37 DWDM-SFP-4772 Compatible SFP 1000BASE-DWDM 1547.72nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-616-c58 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031817065o62g0_jpg_bbfa2290-3073-40ca-9705-7dbb880e513e.webp?v=1777745679 Cisco C58 DWDM-SFP-3112 Compatible SFP 1000BASE-DWDM 1531.12nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-617-c55 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903180157lscr83_jpg_c4ba0972-03d5-4bde-a760-2eddf7e9ac78.webp?v=1777745682 Cisco C55 DWDM-SFP-3347 Compatible SFP 1000BASE-DWDM 1533.47nm 100GHz 100km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-618-c61 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031006527jyphv_jpg_7efd1126-c524-4e29-958b-f11c4e81bc76.webp?v=1777745683 Extreme Networks C61 DWDM-SFP1G-28.77-160 Compatible SFP 1000BASE-DWDM 1528.77nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-619-c57 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031012404bjgyb_jpg_8253a32a-6bae-4bae-82c9-97aeb04ebcab.webp?v=1777745685 Cisco C57 DWDM-SFP-3190 Compatible SFP 1000BASE-DWDM 1531.90nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-620-c35 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509030952527gqdri_jpg_d51f5263-64f2-4b13-983a-02d921429b0e.webp?v=1777745686 Cisco C35 DWDM-SFP-4932 Compatible SFP 1000BASE-DWDM 1549.32nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-621-c61 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903095935n5s16p_jpg_43c8d8b1-e5a9-4625-9005-59945025161d.webp?v=1777745688 Juniper Networks C61 SFP-1G-DW61-160 Compatible SFP 1000BASE-DWDM 1528.77nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-622-c19 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031436495clt4x_jpg_7f1f0ecc-ce24-49d5-9e46-8ddf56a790fa.webp?v=1777745689 Cisco C19 DWDM-SFP-6223 Compatible SFP 1000BASE-DWDM 1562.23nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-623-c52 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903101703gpqww2_jpg_da8b38b2-a0e6-41d0-a41f-7ed0b0f5e5e1.webp?v=1777745690 Cisco C52 DWDM-SFP-3582 Compatible SFP 1000BASE-DWDM 1535.82nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-624-c61 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903100837k084kl_jpg_b551b17c-6403-4186-8434-536cd4429847.webp?v=1777745691 HW C61 DWDM-SFP1G-28.77-160 Compatible SFP 1000BASE-DWDM 1528.77nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-625-c41 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903095132xwr8og_jpg_6da9ef72-3df2-4660-8dbc-d029047e7ff6.webp?v=1777745692 Cisco C41 DWDM-SFP-4453 Compatible SFP 1000BASE-DWDM 1544.53nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-626-c38 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903095043jmlds9_jpg_680c5c6a-ea43-4582-ba6a-a954b269c1be.webp?v=1777745693 Cisco C38 DWDM-SFP-4692 Compatible SFP 1000BASE-DWDM 1546.92nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-627-c44 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903101850zerrf5_jpg_41a6565d-1c87-4d87-afb1-d4e3b75ad47d.webp?v=1777745694 Cisco C44 DWDM-SFP-4214 Compatible SFP 1000BASE-DWDM 1542.14nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-628-c59 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031007591theg7_jpg_0e16f15c-48f0-413e-88f8-eb9eeb2cd0fa.webp?v=1777745696 Cisco C59 DWDM-SFP-3033 Compatible SFP 1000BASE-DWDM 1530.33nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-629-c28 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903100307sundnm_jpg_c2c65318-8e85-4cc3-aaf3-0e066b0fd23a.webp?v=1777745697 Cisco C28 DWDM-SFP-5494 Compatible SFP 1000BASE-DWDM 1554.94nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-630-c53 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509030951301bbtxc_jpg_e0d934ba-ec39-4f27-9de6-7c00c3b3d4a0.webp?v=1777745698 Cisco C53 DWDM-SFP-3504 Compatible SFP 1000BASE-DWDM 1535.04nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-631-c18 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903145011pi5w33_jpg_e2217771-8f21-432c-893f-d4317fd36e42.webp?v=1777745699 Cisco C18 DWDM-SFP-6305 Compatible SFP 1000BASE-DWDM 1563.05nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-632-c61 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903100445ophy86_jpg_71298001-88fa-4db4-b024-22def80240c2.webp?v=1777745700 Cisco C61 DWDM-SFP-2877 Compatible SFP 1000BASE-DWDM 1528.77nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-633-c23 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903143132uhgnmi_jpg_a9c263a2-8e32-4df7-803c-eccc28148c82.webp?v=1777745702 Cisco C23 DWDM-SFP-5898 Compatible SFP 1000BASE-DWDM 1558.98nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-634-c54 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031006016ilsz3_jpg_2f675642-39c7-4ad4-bbd8-40db899b74d0.webp?v=1777745703 Cisco C54 DWDM-SFP-3425 Compatible SFP 1000BASE-DWDM 1534.25nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-635-c45 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903100729pjr00g_jpg_4ca0079b-b460-4da4-a15d-a308dd3c12c3.webp?v=1777745704 Cisco C45 DWDM-SFP-4135 Compatible SFP 1000BASE-DWDM 1541.35nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-636-c61 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903100512myf7vm_jpg_1f69640b-3223-477e-9fbe-4ca00afa5026.webp?v=1777745706 Dell C61 Compatible 1000BASE-DWDM SFP 1528.77nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-637-c61 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031010223pxra0_jpg_60af07c5-0238-415a-8bac-089e08313910.webp?v=1777745707 HPE C61 DWDM-SFP1G-28.77-160 Compatible SFP 1000BASE-DWDM 1528.77nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-638-c29 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903100048uem52f_jpg_270c47a3-8630-47d7-9549-8710345fe22a.webp?v=1777745707 Cisco C29 DWDM-SFP-5413 Compatible SFP 1000BASE-DWDM 1554.13nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-639-c51 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903100504h3nhk5_jpg_443f61c9-bcea-468f-96be-54a31e1f073d.webp?v=1777745709 Cisco C51 DWDM-SFP-3661 Compatible SFP 1000BASE-DWDM 1536.61nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-640-c34 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903095514kw9o46_jpg_2bb48873-0ca8-40af-8d34-fd4936a4b4cd.webp?v=1777745710 Cisco C34 DWDM-SFP-5012 Compatible SFP 1000BASE-DWDM 1550.12nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-641-c17 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903145137l04nx6_jpg_8d145ddd-26f8-4b03-a150-8d86af8055f9.webp?v=1777745711 Cisco C17 DWDM-SFP-6386 Compatible SFP 1000BASE-DWDM 1563.86nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-642-c21 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903144355dbt10w_jpg_083cf04d-1501-41a5-9d80-46043311a1ce.webp?v=1777745713 Cisco C21 DWDM-SFP-6061 Compatible SFP 1000BASE-DWDM 1560.61nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-643-c61 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903101151rpilup_jpg_85acb0ab-f62b-4f3f-a357-a9f2367a36dc.webp?v=1777745714 H3C C61 DWDM-SFP1G-28.77-160 Compatible SFP 1000BASE-DWDM 1528.77nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-644-c26 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031436534d5w3u_jpg_a71d2d77-7351-4c4e-803f-61a645da7ca0.webp?v=1777745715 Cisco C26 DWDM-SFP-5655 Compatible SFP 1000BASE-DWDM 1556.55nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-645-c32 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903095046dr8fq2_jpg_420cee74-3b25-4e38-8f46-f931b9e1e9e3.webp?v=1777745716 Cisco C32 DWDM-SFP-5172 Compatible SFP 1000BASE-DWDM 1551.72nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-646-c48 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903100047nbqnvz_jpg_d3162f79-18b6-4546-868c-7963cfcb2f60.webp?v=1777745717 Cisco C48 DWDM-SFP-3898 Compatible SFP 1000BASE-DWDM 1538.98nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-647-c43 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509030952517f1khr_jpg_f49321ba-db35-43e5-9a8b-b3b8232ebd70.webp?v=1777745718 Cisco C43 DWDM-SFP-4294 Compatible SFP 1000BASE-DWDM 1542.94nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-648-c36 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903100930ft8tay_jpg_2303f63b-26e3-4c0f-af29-ece972f30fa3.webp?v=1777745719 Cisco C36 DWDM-SFP-4851 Compatible SFP 1000BASE-DWDM 1548.51nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-649-c33 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031007240uuc9k_jpg_7f741a3f-2dbc-4285-8152-81c423e6de29.webp?v=1777745720 Cisco C33 DWDM-SFP-5092 Compatible SFP 1000BASE-DWDM 1550.92nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-650-c61 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903100303f9wx3m_jpg_18ea07c3-f9a8-42e0-a0f9-66e95257f0f0.webp?v=1777745721 Brocade C61 1G-SFP-ZRD-1528.77-160 Compatible SFP 1000BASE-DWDM 1528.77nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-651-c39 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903100720pyz69q_jpg_c36e7d1a-44f1-43d5-b944-2df8a47648de.webp?v=1777745721 Cisco C39 DWDM-SFP-4612 Compatible SFP 1000BASE-DWDM 1546.12nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-652-c61 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903100709ovhz53_jpg_138ed80b-09a8-41b8-b405-05415732512e.webp?v=1777745722 Arista C61 Compatible SFP 1000BASE-DWDM 1528.77nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-653-c47 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031009481uqzh1_jpg_eed2d8cb-054f-46e4-9b14-5600e92ccde2.webp?v=1777745723 Cisco C47 DWDM-SFP-3977 Compatible SFP 1000BASE-DWDM 1539.77nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-654-c22 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903143831kfnydw_jpg_fbc20062-2504-413c-aba8-27fb12477472.webp?v=1777745724 Cisco C22 DWDM-SFP-5979 Compatible SFP 1000BASE-DWDM 1559.79nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-655-c60 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903101427jikhao_jpg_68eec963-c9a9-4fb1-9002-1e5012afa109.webp?v=1777745725 Cisco C60 DWDM-SFP-2955 Compatible SFP 1000BASE-DWDM 1529.55nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-656-c49 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903101215gh3lsa_jpg_c3322788-3122-45a3-a579-2127f8669818.webp?v=1777745725 Cisco C49 DWDM-SFP-3819 Compatible SFP 1000BASE-DWDM 1538.19nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-657-c46 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903095652uboksj_jpg_39b0a617-a05a-48c6-b8f7-ba17d0b5aa41.webp?v=1777745726 Cisco C46 DWDM-SFP-4056 Compatible SFP 1000BASE-DWDM 1540.56nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-658-c31 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903095106b2brt2_jpg_2e040370-a1c9-4d6a-8d21-b7ed3893796d.webp?v=1777745727 Cisco C31 DWDM-SFP-5252 Compatible SFP 1000BASE-DWDM 1552.52nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-659-c55 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509030951485g3rhl_jpg_9b10137b-0df9-459a-9c24-f1ffb61811e6.webp?v=1777745728 Cisco C55 DWDM-SFP-3347 Compatible SFP 1000BASE-DWDM 1533.47nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-660-c40 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903101449h9b2lg_jpg_a8626f9b-6581-4ac1-8139-32d230c48710.webp?v=1777745729 Cisco C40 DWDM-SFP-4532 Compatible SFP 1000BASE-DWDM 1545.32nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-661-c42 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903100556estxlk_jpg_dbd945c2-f930-4e14-b789-2c22192c8e3b.webp?v=1777745730 Cisco C42 DWDM-SFP-4373 Compatible SFP 1000BASE-DWDM 1543.73nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-662-c56 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903095327vausam_jpg_e4f2a539-93a4-471b-a81e-d166b736266d.webp?v=1777745731 Cisco C56 DWDM-SFP-3268 Compatible SFP 1000BASE-DWDM 1532.68nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-663-c24 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031443262etyud_jpg_04ccb41b-8aa3-4d66-a5dd-eb57758cd978.webp?v=1777745731 Cisco C24 DWDM-SFP-5817 Compatible SFP 1000BASE-DWDM 1558.17nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-664-c50 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903101033qj1p5e_jpg_a66f8a57-06f5-4858-8d12-520a170eb968.webp?v=1777745733 Cisco C50 DWDM-SFP-3740 Compatible SFP 1000BASE-DWDM 1537.40nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-665-c30 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031012211zic2s_jpg_d95650a1-470b-4910-bb81-b4c2bfc3efa1.webp?v=1777745733 Cisco C30 DWDM-SFP-5333 Compatible SFP 1000BASE-DWDM 1553.33nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-666-c25 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903144536ixc7zt_jpg_87c5e1ee-d61f-4af6-b96b-8aefc1d01678.webp?v=1777745734 Cisco C25 DWDM-SFP-5736 Compatible SFP 1000BASE-DWDM 1557.36nm 100GHz 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-667-1490nm 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250902160242a2n3ro_jpg_c8b9431e-ac4f-45e2-95e8-09459ce72704.webp?v=1777745735 Cisco Compatible SFP 1000BASE-CWDM 1490nm 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-668-1510nm 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250902162101zi62jx_jpg.webp?v=1777745737 Extreme Networks Compatible SFP 1000BASE-CWDM 1510nm 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-669-1510nm 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250902161239c8o5x9_jpg.webp?v=1777745737 HW Compatible SFP 1000BASE-CWDM 1510nm 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-670-1510nm 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250902161535fmpze3_jpg.webp?v=1777745738 Intel Compatible SFP 1000BASE-CWDM 1510nm 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-671-1610nm 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250902155736qmynhf_jpg_456115f1-c7fa-4457-9562-bf6e1ff64e9c.webp?v=1777745738 Cisco Compatible SFP 1000BASE-CWDM 1610nm 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-672-1530nm 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250902160520bi2mw1_jpg_614a2909-2726-4c5c-ba2d-54397e4f3896.webp?v=1777745739 Cisco Compatible SFP 1000BASE-CWDM 1530nm 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-673-1510nm 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250901130204bpw6oa_jpg_7965d249-6a0e-414d-a6dc-1cb175f6fe1e.webp?v=1777745740 Brocade Compatible SFP 1000BASE-CWDM 1510nm 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-674-1510nm 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250902161915k7hrv6_jpg_5906691f-3533-4199-8db8-9c0113b0d1e7.webp?v=1777745741 Cisco Compatible SFP 1000BASE-CWDM 1510nm 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-675-1510nm 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250901130204bpw6oa_jpg_9c2dca99-97e3-4697-9c86-641690319d58.webp?v=1777745742 Juniper Networks Compatible SFP 1000BASE-CWDM 1510nm 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-676-1510nm 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250902161257hg9xw8_jpg.webp?v=1777745744 H3C Compatible SFP 1000BASE-CWDM 1510nm 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-677-1510nm 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250902155953xc9tr2_jpg.webp?v=1777745745 Dell Compatible SFP 1000BASE-CWDM 1510nm 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-678-1570nm 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250902160902fbdosw_jpg_c8eb9e8b-2400-4256-8d38-fd31594b788c.webp?v=1777745746 Cisco Compatible SFP 1000BASE-CWDM 1570nm 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-679-1510nm 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250901130204bpw6oa_jpg_8024e38f-962d-434a-a8a5-16a65845693c.webp?v=1777745748 Arista Networks Compatible SFP 1000BASE-CWDM 1510nm 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-680-1590nm 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509021603329iwbvo_jpg_291d4763-7373-4b99-8a93-9330348914c9.webp?v=1777745749 Cisco Compatible SFP 1000BASE-CWDM 1590nm 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-681-1470nm 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509021608240jte33_jpg_e0e66b68-455f-467b-8026-f0413035a159.webp?v=1777745750 Cisco Compatible SFP 1000BASE-CWDM 1470nm 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-682-1550nm 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/2025090216164423c8r7_jpg_52baa3fd-9263-43ba-8efa-2915a5bc0276.webp?v=1777745752 Cisco Compatible SFP 1000BASE-CWDM 1550nm 160km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-683-customized-qsfp-dd-high-power-bright-dco-400g-dwdm-tunable-coherent-120km-dom-duplex-lc-upc-smf-optical-transceiver-module-for-transmission 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250821141819vgbrke_jpg_135929b8-23c0-4f3c-9ef2-56eeadef8399.webp?v=1777745753 Customized QSFP-DD High-Power (Bright) DCO 400G DWDM Tunable Coherent ＞120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-684-c56 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/2025090216160792bcyb_jpg_7d4d9f02-5c85-4d5d-9be9-6861bdbddd9e.webp?v=1777745753 Cisco C56 DWDM-SFP-3268 Compatible SFP 1000BASE-DWDM 1532.68nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-685-c40 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903145647kjo5er_jpg_9ed9ea7f-c608-49e5-8d95-8213b5e9751b.webp?v=1777745754 Cisco C40 DWDM-SFP-4532 Compatible SFP 1000BASE-DWDM 1545.32nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-686-c17 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/2025090314562911p4mx_jpg_bb650a15-c48f-4ce3-9e0c-9afafc8a1ee2.webp?v=1777745755 Brocade C17 1G-SFP-ZRD-1563.86-120 Compatible SFP 1000BASE-DWDM 1563.86nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-687-c37 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903143304uf8co8_jpg_68744526-65b7-4106-8332-6d29381d6bd6.webp?v=1777745756 Cisco C37 DWDM-SFP-4772 Compatible SFP 1000BASE-DWDM 1547.72nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-688-c53 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903095843x7ia53_jpg_2e5f2815-fd8e-4578-9a84-a59e0ed9b057.webp?v=1777745757 Cisco C53 DWDM-SFP-3504 Compatible SFP 1000BASE-DWDM 1535.04nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-689-c25 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903145154ie645k_jpg_363a09e7-daa2-4cd0-8697-b6dbe33fb96f.webp?v=1777745757 Cisco C25 DWDM-SFP-5736 Compatible SFP 1000BASE-DWDM 1557.36nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-690-c28 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903145359gzbl4f_jpg_d79f76da-0e6d-4d6a-a4e2-963f97bc4762.webp?v=1777745758 Cisco C28 DWDM-SFP-5494 Compatible SFP 1000BASE-DWDM 1554.94nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-691-c54 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250902160130y07yie_jpg_a033f14f-05ba-4067-80ae-91128c161b6b.webp?v=1777745759 Cisco C54 DWDM-SFP-3425 Compatible SFP 1000BASE-DWDM 1534.25nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-692-c59 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250902161457bnhk43_jpg_51e57c4c-7f8c-4ba7-aaff-201b35fe69fe.webp?v=1777745760 Cisco C59 DWDM-SFP-3033 Compatible SFP 1000BASE-DWDM 1530.33nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-693-c32 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903145001h1h7zi_jpg_a1e623e2-37e8-4908-a744-1e56f3badb11.webp?v=1777745761 Cisco C32 DWDM-SFP-5172 Compatible SFP 1000BASE-DWDM 1551.72nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-694-c17 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/2025090314502149bz99_jpg.webp?v=1777745762 HPE Aruba C17 Compatible SFP 1000BASE-DWDM 1563.86nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-695-c21 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903145513nr2wp6_jpg_23a80429-40df-472c-89fe-e9600db060f8.webp?v=1777745762 Cisco C21 DWDM-SFP-6061 Compatible SFP 1000BASE-DWDM 1560.61nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-696-c43 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903095534z0bzj7_jpg_9f6cd28a-2aef-4a07-8e01-5f43d7d22749.webp?v=1777745763 Cisco C43 DWDM-SFP-4294 Compatible SFP 1000BASE-DWDM 1542.94nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-697-c26 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903143218yqf76p_jpg_1c7f19fc-cb7f-47e1-b81f-82b5732b8dd7.webp?v=1777745764 Cisco C26 DWDM-SFP-5655 Compatible SFP 1000BASE-DWDM 1556.55nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-698-c17 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031451362eepbh_jpg.webp?v=1777745765 Extreme Networks C17 DWDM-SFP1G-63.86-120 Compatible SFP 1000BASE-DWDM 1563.86nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-699-c17 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903145314mvurcw_jpg_f049b5ec-cd76-4571-ad7a-7b6c6bcef893.webp?v=1777745766 Dell C17 Compatible SFP 1000BASE-DWDM 1563.86nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-700-c17 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903145321o2r7zf_jpg_83ba4094-7faa-4101-bb1d-28b7a59baabb.webp?v=1777745767 Cisco C17 DWDM-SFP-6386 Compatible SFP 1000BASE-DWDM 1563.86nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-701-c23 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903143147j4pz53_jpg_789dc2fa-87e4-48c3-9719-e1d57efcdb61.webp?v=1777745767 Cisco C23 DWDM-SFP-5898 Compatible SFP 1000BASE-DWDM 1558.98nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-702-c18 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/202509031443255tdtax_jpg_9fef8460-f788-4485-b032-03108a2af2fe.webp?v=1777745768 Cisco C18 DWDM-SFP-6305 Compatible SFP 1000BASE-DWDM 1563.05nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-703-c20 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903143928toneb3_jpg_02f08dbf-55cc-4378-bcd6-d9619ef7a0e3.webp?v=1777745769 Cisco C20 DWDM-SFP-6141 Compatible SFP 1000BASE-DWDM 1561.42nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-704-c57 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250902161048nwey8v_jpg_5f866df3-d5da-4800-a1a3-bf6b7af1c847.webp?v=1777745770 Cisco C57 DWDM-SFP-3190 Compatible SFP 1000BASE-DWDM 1531.90nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-705-c22 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250903143925436prf_jpg_b0ae4fc6-5b15-4e8e-bf3c-6a11765f0edb.webp?v=1777745771 Cisco C22 DWDM-SFP-5979 Compatible SFP 1000BASE-DWDM 1559.79nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-706-c41 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/2025090309561242d4b2_jpg_cd0929b0-1e89-490a-aafb-68b77c9f7563.webp?v=1777745772 Cisco C41 DWDM-SFP-4453 Compatible SFP 1000BASE-DWDM 1544.53nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission https://www.refurb2.com/products/refurb-squared-transceivers-707-c58 2026-05-03T15:12:04+04:00 daily https://cdn.shopify.com/s/files/1/0994/3157/9936/files/20250902162253sf32ww_jpg_9837ea06-0348-47e1-8bb2-29d12747bf12.webp?v=1777745772 Cisco C58 DWDM-SFP-3112 Compatible SFP 1000BASE-DWDM 1531.12nm 100GHz 120km DOM Duplex LC/UPC SMF Optical Transceiver Module for Transmission