{"product_id":"cisco-qsfp-h40g-cu3m-new","title":"Cisco QSFP-H40G-CU3M 40GBASE-CR4 QSFP Passive Direct Attach Copper Cable 3M","description":"\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0892\/2431\/5249\/files\/Default-Product-Image.jpg?v=1780992596\" alt=\"Cisco QSFP-H40G-CU3M\" width=\"200px\"\u003e\u003ch1\u003eCisco QSFP-H40G-CU3M 40GBASE-CR4 QSFP Passive Direct Attach Copper Cable (3 Meter)\u003c\/h1\u003e\u003ch2\u003eTested to factory specification. Backed by 25 years of enterprise trust.\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eCisco QSFP-H40G-CU3M\u003c\/strong\u003e is a high-performance \u003cstrong\u003e40GBASE-CR4 QSFP+ Passive Direct Attach Copper (DAC) cable\u003c\/strong\u003e designed for short-range, high-speed 40 Gigabit Ethernet connectivity. With a 3-meter reach, this passive DAC cable delivers reliable, low-latency interconnects between top-of-rack switches, routers, and servers — making it an ideal solution for modern data center environments, high-density deployments, and enterprise core networking.\u003c\/p\u003e\u003cp\u003eAs a genuine \u003cstrong\u003eCisco\u003c\/strong\u003e optics accessory (MPN: \u003cstrong\u003eQSFP-H40G-CU3M\u003c\/strong\u003e), this cable is fully compatible with Cisco Nexus, Catalyst, and other QSFP+-enabled platforms, ensuring seamless integration and plug-and-play simplicity without the need for additional transceivers or power-hungry active components.\u003c\/p\u003e\u003ch2\u003eProduct Highlights\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVendor:\u003c\/strong\u003e Cisco\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMPN:\u003c\/strong\u003e QSFP-H40G-CU3M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Optics \/ Direct Attach Copper (DAC) Cable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e New\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm Factor:\u003c\/strong\u003e QSFP+ (Quad Small Form-Factor Pluggable)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpeed:\u003c\/strong\u003e 40GBASE-CR4 (40 Gigabit Ethernet)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Type:\u003c\/strong\u003e Passive DAC (Direct Attach Copper)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Length:\u003c\/strong\u003e 3 Meters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterface:\u003c\/strong\u003e QSFP+ to QSFP+\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow power consumption\u003c\/strong\u003e — no active electronics required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlug-and-play\u003c\/strong\u003e compatibility with Cisco QSFP+-enabled platforms\u003c\/li\u003e\n\u003cli\u003eFully compliant with \u003cstrong\u003eIEEE 802.3ba 40GbE\u003c\/strong\u003e standards\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhy Choose WhaleyComm?\u003c\/h2\u003e\u003cp\u003eAt \u003cstrong\u003eWhaleyComm\u003c\/strong\u003e, every unit we ship is thoroughly tested to factory specification before it leaves our facility. We've been serving enterprise networking professionals for over \u003cstrong\u003e25 years\u003c\/strong\u003e, building a trusted reputation with \u003cstrong\u003e5,000+ customers\u003c\/strong\u003e worldwide. When you order from WhaleyComm, you're not just buying hardware — you're buying confidence.\u003c\/p\u003e\u003ch2\u003eLifetime Warranty\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eNo Time Limits. No Questions Asked.\u003c\/strong\u003e Every WhaleyComm unit ships with a \u003cstrong\u003eLifetime Warranty\u003c\/strong\u003e. If your Cisco QSFP-H40G-CU3M fails under normal operating conditions at any point — whether that's 2 years or 20 years from now — we replace it. Period. That's the WhaleyComm guarantee.\u003c\/p\u003e\u003ch2\u003eShipping \u0026amp; Returns\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping:\u003c\/strong\u003e Orders ship within \u003cstrong\u003e1–2 business days\u003c\/strong\u003e from our warehouse.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReturns:\u003c\/strong\u003e Contact our support team for any DOA (Dead on Arrival) or warranty-related issues. We make it right — fast.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCompatible Platforms (Partial List)\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCisco Nexus 3000, 5000, 6000, 7000, 9000 Series\u003c\/li\u003e\n\u003cli\u003eCisco Catalyst 6500 \/ 6800 Series\u003c\/li\u003e\n\u003cli\u003eCisco ASR Routers with QSFP+ line cards\u003c\/li\u003e\n\u003cli\u003eAny IEEE 802.3ba-compliant QSFP+ device\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhether you're building out a new data center fabric, upgrading your spine-leaf architecture, or simply replacing a failed cable, the \u003cstrong\u003eCisco QSFP-H40G-CU3M\u003c\/strong\u003e from WhaleyComm delivers the performance, reliability, and value your network demands. Order today and experience the WhaleyComm difference.\u003c\/p\u003e","brand":"Cisco","offers":[{"title":"New","offer_id":63895173661041,"sku":"QSFP-H40G-CU3M","price":35.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0892\/2431\/5249\/files\/Default-Product-Image_6bfaf67b-5ada-4ef5-a4f9-90f3d25315fd.jpg?v=1781170171","url":"https:\/\/www.whaleycomm.com\/products\/cisco-qsfp-h40g-cu3m-new","provider":"Whaley Comm","version":"1.0","type":"link"}