Refurb Squared
Dell Compatible 100GBASE-ER4 QSFP28 4 x 25G NRZ 1310nm 60km DOM Duplex LC/UPC SMF Optical Transceiver Module
Dell Compatible 100GBASE-ER4 QSFP28 4 x 25G NRZ 1310nm 60km DOM Duplex LC/UPC SMF Optical Transceiver Module
ISO 14001:2015
ISO 45001:2018
ISO 9001:2015
The Dell compatible QSFP28 optical transceiver module is designed for 60km optical communication applications. This module contains a 4-lane optical transmitter, a 4-lane optical receiver, and a module management block, including a 2-wire serial interface. The optical signals are multiplexed to a single-mode fiber through an industry-standard LC connector. With these features, this easy-to-install, hot-swappable transceiver is suitable for various applications, such as 100G telecom connections, data centers, high-performance computing networks, and enterprise core and distribution layer applications.
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.





