Refurb Squared
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
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
ISO 14001:2015
ISO 45001:2018
ISO 9001:2015
HW compatible SFP transceiver supports up to 160km link lengths over single-mode fiber (SMF) via an LC duplex connector. Each SFP transceiver module is individually tested to be used on a series of HW switches, routers, servers, network interface card (NICs) etc.
Enterprise Grade Performance
Enterprise Grade Performance
Our networking cables and optical transceivers are designed for high-performance enterprise networks. They support fast data transmission, stable connectivity, and consistent signal strength across switches, servers, and routers.
Wide Device Compatibility
Wide Device Compatibility
These modules are engineered to work with many leading networking brands such as Cisco, Juniper, Arista, and other enterprise systems. They integrate easily into existing network infrastructure.
Simple Plug And Play Setup
Simple Plug And Play Setup
Installation is quick and easy. Simply insert the cable or transceiver into the compatible port and it begins operating immediately without complicated configuration.
Reliable Connection Stability
Tested And Verified Products
Affordable Enterprise Pricing

Competitive Pricing
Refurb Squared networking hardware delivers high-speed connectivity using tested optical modules and enterprise-grade cables built for reliability and seamless device compatibility.
Built For Reliable Networking
At Refurb Squared we provide high-quality networking hardware trusted by engineers and IT professionals. Our mission is to deliver reliable technology at affordable prices.





