The Dell DAC-Q56DD-400G is a 400G DAC (Direct Attach Cable) designed for short-range, high-speed data transfer in data centers and enterprise networks. This passive Twinax copper cable connects devices with QSFP-DD (Quad Small Form-factor Pluggable Double Density) ports, supporting data rates up to 400Gbps. It offers a low-latency, energy-efficient solution for high-bandwidth communication between switches, servers, and routers. The direct-attached, plug-and-play nature of the DAC-Q56DD-400G ensures seamless connectivity without the need for power-consuming active components, making it an ideal cost-effective solution for dense, high-performance network environments.
