100% compatibility tested before shipment.

Item Description

Mellanox MMA2P00-AS – a 25GBASE-SR SFP28 optical transceiver designed for high‑speed short‑reach multi‑mode fiber links.

Compatibility with Mellanox MCX4121A-ACAT

This module is specifically designed for the Mellanox ConnectX‑4 Lx EN MCX4121A-ACAT dual‑port 25GbE SFP28 network adapter card.

The MCX4121A-ACAT features dual SFP28 ports supporting 10/25GbE connectivity, PCIe 3.0 x8 interface, and advanced features including RDMA over Converged Ethernet (RoCE) and hardware offloads for overlay networks-11-. It supports SFP28 Direct Attach Copper (DAC) cables and compatible optical transceivers for both 10GbE and 25GbE connections-.

Veritas officially recommends using Mellanox MMA2P00-AS SFP parts for 25G connectivity with the Mellanox ConnectX‑4 Lx EN MCX4121A-ACAT Ethernet card

Returns & Warranty

  • 30-day free returns ? buyer pays return shipping only if not defective

  • 1-year warranty against defects (hardware failure, not physical damage)

  • If DOA (dead on arrival), we will replace or refund immediately

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