StarTech.com MSA Uncoded Compatible 0.5m 40G QSFP+ to QSFP+ Direct Attach Cable - 40 GbE QSFP+ Copper DAC 40 Gbps Low Power Passive Twinax - QSFP+ Direct-Attach Twinax cable complies w/ MSA industry standards - Copper Twinax Cable length: 0.5 m

Hot-swappable WORKS WITH MSA COMPLIANT SWITCHES: Low power 40 GbE DAC also works with switch models from Ubiquiti, D-Link, Netgear, Supermicro, TP-Link and more that accept uncoded modules and transceivers TECHNICAL SPECS: 0.5m (1.6ft) | 40 Gbps | Passive Twinax (Copper) | 2x QSFP+ Pluggable Connector | 100 Ohm Impedance | 30 AWG Wire Gauge | PVC Cable Jacket | Hot swappable | MSA Compliant DESIGNED FOR SERVER ROOMS: DAC is a cost-effective copper alternative to fiber cable inside & between racks. Factory termination means high performance & reliability with less maintenance. OUTSTANDING SUPPORT: Backed by StarTech.com for the life of the cable itself, not your equipment; our cables wonT void your OEM support and with access to our Tech Advisors 5/24 MSA UNCODED QSFP+ CABLE (DAC): 40G direct attach cable works with MSA compliant switches the accept uncoded transceivers and modules