Refurb Squared
D6000 4ME4C 400G Muxponder, 4 x 100G QSFP28 to 1 x 400G QSFP-DD for D6000-CH1U Managed Chassis
D6000 4ME4C 400G Muxponder, 4 x 100G QSFP28 to 1 x 400G QSFP-DD for D6000-CH1U Managed Chassis
ISO 14001:2015
ISO 45001:2018
ISO 9001:2015
D6000 4ME4C muxponder is a single-slot line card to transport 100GbE and 400GbE services efficiently, delivering cost-effective aggregation and maximum bandwidth utilization. It has support for 4x 100G with QSFP28 on the client side and 1x 400G with QSFP-DD on the line side. This includes support for a flexible range of QSFP28 client types (DR/FR/LR/SR4/LR4/ZR4) and coherent 400ZR/ZR+ QSFP-DD for line ports.
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.





