Passive Direct Attach Copper (DAC) twinax cable for cost-effective, low-latency, power-saving connections MSA-compliant for compatibility with leading switch manufacturers such as Cisco, Intellinet Network Solutions, ZyXEL, TP-Link, Ubiquiti and more (see specs) Two QSFP+ connectors for data transfer rates up to 40 Gbps Equivalent to the Cisco QSFP-H40G-CU50CM DAC Cable Significantly lower power consumption and price point than fiber optic cables Lower signal latency than RJ45 connections Simpler deployment than cables in optical transceivers with fewer components having to match Passive DAC as an ideal option in structured cabling for many short-distance applications up to 7 m (23 ft.) Produces zero heat and can be used in high operating temperatures up to 70°C (158°F) Hot-swappable for seamless network upgrades or replacements Three-year warranty