Refurb Squared
NVIDIA/Mellanox MMS4A50-XM (980-9IAS0-00XM00) Compatible 1.6T 2 x FR4 OSFP224 IHS/Closed Finned Top 8 x 200G PAM4 1310nm 2km DOM Dual Duplex LC/UPC SMF InfiniBand XDR Optical Transceiver Module for Quantum-X800 Air-Cooled and Liquid-Cooled Switches
NVIDIA/Mellanox MMS4A50-XM (980-9IAS0-00XM00) Compatible 1.6T 2 x FR4 OSFP224 IHS/Closed Finned Top 8 x 200G PAM4 1310nm 2km DOM Dual Duplex LC/UPC SMF InfiniBand XDR Optical Transceiver Module for Quantum-X800 Air-Cooled and Liquid-Cooled Switches
ISO 14001:2015
ISO 45001:2018
ISO 9001:2015
The NVIDIA/Mellanox MMS4A50-XM (980-9IAS0-00XM00) Compatible OSFP Optical Transceiver is an InfiniBand 1.6T 2x 800Gb/s Twin-port OSFP, 2x FR4 single mode, Multiplexed, 8-channel transceiver using two, 2-fiber, LC Duplex optical connectors each carrying 4-channels of 200G-PAM4. The dual far reach 8-channel (2x FR4) design uses 200G-PAM4 electrical and optical modulation based on the CWDM4 serial, multiplexed 1310nm wavelength grid. It is qualified for use in InfiniBand XDR end-to-end systems. The Closed Finned Top (OSFP-IHS) version is suitable for Quantum-X800 air-cooled and liquid-cooled switches. It is the ideal solution for supercomputing and HPC industries, seamlessly integrating into computing and storage infrastructure to ensure efficient high-performance interconnectivity. The main application is linking two switches together up to 2km.
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.





