High-speed rack solution compatible with 40GBase-CR4 3 metre Direct Attach Cable (DAC) as a passive 40G Twinaxial copper variant. It features a QSFP to QSFP connection and a 30 AWG wire diameter, ideal for connecting hardware in racks and across adjacent racks, compliant 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 designed for use in all common hardware platforms, such as switches, routers, and storage systems, that officially support the original 40GBase-CR4 3 metre Direct Attach Cable (DAC).