High-Speed Rack Solution: The Mellanox MC2207130-002-BL compatible FDR 2 Meter Direct Attach Cable (DAC) is a passive 56G Twinax copper variant with a QSFP to QSFP connection and a 28 AWG wire diameter. It is designed for connecting hardware within racks and across adjacent racks, in accordance with MSA standards from the brand BlueLAN. This cable is suitable for transmitting electrical signals over short distances and operates with consideration of the respective transmission protocol. It is compatible with all common hardware platforms such as switches, routers, and storage systems that officially support the original Mellanox MC2207130-002-BL FDR 2 Meter Direct Attach Cable (DAC). Each Mellanox MC2207130-002-BL compatible FDR Direct Attach Cable (DAC) supports Ethernet, FCoE, Fibre Channel, and InfiniBand applications.