Refurb Squared
Cisco SFP-10G-ZR-I Compatible 10GBASE-ZR SFP+ 1550nm 80km DOM Duplex LC/UPC SMF Optical Transceiver Module (Industrial)
Cisco SFP-10G-ZR-I Compatible 10GBASE-ZR SFP+ 1550nm 80km DOM Duplex LC/UPC SMF Optical Transceiver Module (Industrial)
ISO 14001:2015
ISO 45001:2018
ISO 9001:2015
Cisco SFP-10G-ZR-I compatible SFP+ transceiver supports up to 80km link lengths over SMF via an LC duplex connector. This transceiver is compliant with IEEE Std 802.3by, SFF-8431, SFF-8432, SFF-8402, SFF-8472, SFF-8024. Digital diagnostics monitoring is available via a 2-wire serial interface, as specified in SFF-8472. The SFP-10GZR-55-I is for industrial operating temperature range and can work in harsh industrial environments, such as telecommunication, data processing and management, the application of industrial and factory automation, outdoor applications, rail and intelligent transportation systems (ITSs), marine, oil and gas, mining 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.





