Description The H3C QSFP28-4SFP28-CU-1M compatible 1m breakout cable provides a high-performance 100G passive link splitting into four 25G SFP28 connections. It utilizes passive twinax technology to deliver low-latency aggregated 100Gb/s throughput with zero power consumption. This direct attach copper assembly is ideal for short-reach inter-rack connectivity between H3C switches and high-speed server nodes.