Mellanox® MFS4R12CB-003 compatible 40GBase-AOC QSFP+ to QSFP+ direct attach cable (850nm, MMF, 3m). A 100% Mellanox® compatible 40GBase-AOC QSFP+ to QSFP+active-optical direct attached cable that operates at 850nm over multi-mode fiber, with a maximum reach of 3.00m (9.84ft). This Mellanox® compatible active-optical cable has been programmed, uniquely serialized, and data-traffic and application tested to ensure it is 100% compliant and functional. Our direct attached cable will initialize and perform identically to Mellanox's cable and is built to meet or exceed Mellanox's specifications, and comply with MSA (Multi-Source Agreement) standards. The actual part shipped may have a different part number, but will be functionally identical and 100% compatible. Trade Agreements Act (TAA) versions of this part are available.