Copper QSFP+ Cable | 4 Gbps | Passive Breakout DAC | Lifetime Warranty The QSFP4SFPPC2M is an MSA Compliant QSFP+ direct-attach Twinax breakout cable. It is designed, programmed and tested to bridge 4G network equipment with 1G compatible servers or routers. This passive Twin axial cable connects a single QSFP+ port to four 1G SFP+ ports and is fully hot-pluggable making upgrades and replacements seamless by minimizing network disruptions. At 2 meters long and designed for short-length, high-speed interconnects, this low-power, low-latency copper QSFP+ cable also uses a cost-effective cabling alternative to fiber-optic assemblies. It supports short-distance applications such as point-to-point in-rack and across-rack network switch or server connections, for up to four 1G SFP+ devices. StarTech.com SFP Cables All StarTech.com QSFP & QSFP+ cables are backed by a lifetime warranty and free lifetime multilingual technical support. StarTech.com offers a wide variety of direct-attach SFP Cables and SFP modules, providing the convenience and reliability you need to ensure dependable network performance. The StarTech.com Advantage * MSA UNCODED QSFP+ CABLE (DAC): 4Gb direct attach cable works with MSA compliant switches the accept uncoded transceivers and modules * TECHNICAL SPECS: 2m (6.6ft) / 4 Gbps / Passive Twinax (Copper) / 1x QSFP+ to 4x SFP+ Pluggable Connector / 1 Ohm Impedance / 3 AWG Wire Gauge / PVC Cable Jacket / Hot swappable / MSA Compliant * DESIGNED FOR SERVER ROOMS: This 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. * WORKS WITH MSA COMPLIANT SWITCHES: Low power 4GbE DAC also works with switch models from Ubiquiti, D-Link, Netgear, Supermicro, TP-Link and more that accept uncoded modules and transceivers