{"product_id":"cisco-qsfp-h40g-cu3m-cable","title":"Cisco QSFP-H40G-CU3M Cable","description":"\u003cdiv class=\"short-hide\"\u003e[shortdesc]\n\u003cul\u003e\n\u003cli\u003eDirect-attach cable\u003c\/li\u003e\n\u003cli\u003eQSFP+ to QSFP+\u003c\/li\u003e\n\u003cli\u003e10 ft\u003c\/li\u003e\n\u003cli\u003eTwinaxial\u003c\/li\u003e\n\u003cli\u003eorange\u003c\/li\u003e\n\u003cli\u003efor Catalyst 3016; Nexus 3016\u003c\/li\u003e\n\u003cli\u003e3064-E\u003c\/li\u003e\n\u003c\/ul\u003e\n[\/shortdesc]\u003c\/div\u003e\n\u003cp\u003e\u003cspan\u003e[specifications] \u003c\/span\u003e\u003c\/p\u003e\n\u003ctable width=\"2933\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd width=\"523\"\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd width=\"2410\"\u003eCisco 40GBASE-CR4 QSFP direct-attach copper cable, 3-meter, passive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e13.5 x 18.4 x 72.4 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCable Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDirect-attach copper cable assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCable Distance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Consumption (W)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePull Tab Color\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOrange\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommercial temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0 to 70C (32 to 158F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStorage temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-40 to 85C (-40 to 185F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandards\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd width=\"2410\"\u003eGR-20-CORE: Generic Requirements for Optical Fiber and Optical Fiber Cable\u003cbr\u003eGR-326-CORE: Generic Requirements for Single-Mode Optical Connectors and Jumper Assemblies\u003cbr\u003eGR-1435-CORE: Generic Requirements for Multifiber Optical Connectors\u003cbr\u003eIEEE 802.3ba (-SR4, -LR4)\u003cbr\u003eIEEE 802.3ae (-CSR4)\u003cbr\u003eQSFP+ MSA SFF-8436\u003cbr\u003eSFP+ MSA SFF-8431 and -8461\u003cbr\u003eRoHS 6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSafety\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd width=\"2410\"\u003eCable jacket of QSFP copper modules is UL E116441 Compliant\u003cbr\u003eQSFP copper cables are ELV Compliant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cspan\u003e[\/specifications]\u003cmeta charset=\"utf-8\"\u003e \u003cmeta name=\"uuid\" content=\"uuidYYnQRhfE6IeV\"\u003e \u003cmeta charset=\"utf-8\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eHigh-Performance 40G Connectivity for Top-of-Rack and Rack-to-Rack Links\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003eThe Genuine Cisco QSFP-H40G-CU3M is a 3-meter 40GBASE-CR4 Direct Attach Copper (DAC) cable designed for short-distance, high-speed connections between Cisco QSFP+ ports. Ideal for rack-to-rack links, Top-of-Rack (ToR) to end-of-row switches, or connecting switches and routers in dense data center environments.\u003c\/p\u003e\n\u003cp\u003eAs a passive copper DAC, it delivers near-zero power consumption, ultra-low latency, and maximum signal integrity—making it the most cost-effective solution for 40G Ethernet in modern data centers.\u003c\/p\u003e\n\u003ch3\u003eWhy Choose the QSFP-H40G-CU3M?\u003cbr\u003e\n\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRack-to-Rack Flexibility: 3-meter length is perfect for interconnecting switches across adjacent racks or long ToR runs.\u003c\/li\u003e\n\u003cli\u003eLow Latency, Low Power: Passive copper means no transceivers, no optical conversions, and near-zero power draw.\u003c\/li\u003e\n\u003cli\u003eCost-Effective 40G: Eliminates the need for expensive optical transceivers and patch cables.\u003c\/li\u003e\n\u003cli\u003eFactory-Sealed Cisco Quality: Guaranteed compatibility, hot-swappable, and built for mission-critical uptime.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan data-preserver-spaces=\"true\"\u003eTechnical Features:\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"2118\" data-end=\"2162\"\u003e\n\u003cstrong data-start=\"2118\" data-end=\"2131\"\u003eData Rate\u003c\/strong\u003e: Up to 40 Gbps (40GBASE-CR4)\u003c\/li\u003e\n\u003cli data-start=\"2165\" data-end=\"2224\"\u003e\n\u003cstrong data-start=\"2165\" data-end=\"2179\"\u003eCable Type\u003c\/strong\u003e: Passive Twinax Direct Attach Copper (DAC)\u003c\/li\u003e\n\u003cli data-start=\"2227\" data-end=\"2260\"\u003e\n\u003cstrong data-start=\"2227\" data-end=\"2237\"\u003eLength\u003c\/strong\u003e: 3 meters (9.8 feet)\u003c\/li\u003e\n\u003cli data-start=\"2263\" data-end=\"2295\"\u003e\n\u003cstrong data-start=\"2263\" data-end=\"2277\"\u003eConnectors\u003c\/strong\u003e: QSFP+ to QSFP+\u003c\/li\u003e\n\u003cli data-start=\"2298\" data-end=\"2322\"\u003e\n\u003cstrong data-start=\"2298\" data-end=\"2312\"\u003eWire Gauge\u003c\/strong\u003e: 30 AWG\u003c\/li\u003e\n\u003cli data-start=\"2325\" data-end=\"2369\"\u003e\n\u003cstrong data-start=\"2325\" data-end=\"2346\"\u003ePower Consumption\u003c\/strong\u003e: Near-zero (Passive)\u003c\/li\u003e\n\u003cli data-start=\"2372\" data-end=\"2396\"\u003e\n\u003cstrong data-start=\"2372\" data-end=\"2389\"\u003eHot Swappable\u003c\/strong\u003e: Yes\u003c\/li\u003e\n\u003cli data-start=\"2399\" data-end=\"2432\"\u003e\n\u003cstrong data-start=\"2399\" data-end=\"2417\"\u003eOperating Temp\u003c\/strong\u003e: 0°C to 70°C\u003c\/li\u003e\n\u003cli data-start=\"2435\" data-end=\"2486\"\u003e\n\u003cstrong data-start=\"2435\" data-end=\"2449\"\u003eCompliance\u003c\/strong\u003e: MSA Compliant, IEEE 802.3ba, RoHS\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eFor detailed specifications, refer to the Cisco QSFP-H40G-CU3M datasheet in the tabs above.\u003c\/span\u003e\u003c\/p\u003e","brand":"Cisco","offers":[{"title":"Default Title","offer_id":48958341808384,"sku":"QSFP-H40G-CU3M-NEW","price":116.44,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/qsfp-h40g-cu3m_2.webp?v=1783446791","url":"https:\/\/alotechparts.com\/products\/cisco-qsfp-h40g-cu3m-cable","provider":"Alo Tech Solutions","version":"1.0","type":"link"}