Copper QSFP+ Cable | 40 Gbps | Passive DAC | Lifetime Warranty&lt;br/&gt;&lt;br/&gt;The QSFPMM2M is an MSA compliant direct-attach copper QSFP+ cable thats designed programmed and tested to work in 40G network deployments. It delivers dependable 40 GbE connectivity over copper cabling which is a cost-effective alternative to fiber-optic cable setups. &lt;br/&gt;&lt;br/&gt;This passive Twinax cable supports 40 Gigabit Ethernet applications connected through QSFP+ (Mini-GBIC) ports. The cable is hot-swappable making upgrades and replacements seamless by minimizing network disruptions.&lt;br/&gt;&lt;br/&gt;At 2 meters long and designed for high-speed performance this copper QSFP+ cable is ideal for medium-distance applications such as across-rack network switch or server connections.&lt;br/&gt;&lt;br/&gt;StarTech.com SFP Cables&lt;br/&gt;&lt;br/&gt;All StarTech.com SFP &amp; SFP+ 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.&lt;br/&gt;&lt;br/&gt;The StarTech.com Advantage&lt;br/&gt;&lt;br/&gt;- Delivers reliable 40Gbps connections for 40GBase-T compliant networks&lt;br/&gt;- StarTech.com SFP cables are backed by a lifetime warranty&lt;br/&gt;- Uses a cost-effective cabling alternative to fiber-optic setups