Description The NVIDIA/Mellanox compatible 2.5m passive direct attach copper cable delivers robust 400Gb/s throughput for transitions between OSFP Flat Top and QSFP-DD ports. Built with high-quality passive copper twinax, it ensures stable signal integrity and ultra-low latency for demanding data center tasks. This assembly provides a power-efficient and cost-effective interconnect solution for immediate high-density equipment patching.