Description This Dell DAC-Q28-4SFP28-25G-1M compatible 1m breakout cable features passive copper twinax construction to split a 100G QSFP28 port into four 25G SFP28 connections. It provides a reliable short-reach link for high-density Dell networking deployments with minimal signal degradation. The passive design offers a low-cost, energy-efficient alternative to optics for immediate high-bandwidth switch-to-server breakout.