{"product_id":"axiom-qsfp-4sfp10g-cu0-5m-ax-40gbase-cr4-dac-cable","title":"Axiom QSFP-4SFP10G-CU0-5M-AX 40GBASE-CR4 DAC Cable","description":"\u003cdiv class=\"product-content\"\u003e\n\u003csection class=\"who-and-why\"\u003e\u003ch1\u003eAxiom 40GBASE-CR4 QSFP+ to 4 10GBASE-CU SFP+ Passive DAC Cable\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eAxiom QSFP-4SFP10G-CU0-5M-AX\u003c\/strong\u003e is a high-performance \u003cstrong\u003e40GBASE-CR4 passive direct attach copper (DAC) cable\u003c\/strong\u003e engineered for data center and enterprise network environments requiring cost-effective 40GbE breakout connectivity. This \u003cstrong\u003eQSFP+ to 4 SFP+ cable\u003c\/strong\u003e delivers four independent 10GBASE-CU links over a single 0.5-meter passive copper solution, eliminating the need for active electronics while maintaining Cisco compatibility. Ideal for short-reach deployments, this \u003cstrong\u003epassive DAC breakout cable\u003c\/strong\u003e reduces power consumption, latency, and total cost of ownership compared to active alternatives.\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"key-features\"\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e40GBASE-CR4 QSFP+ to 4x 10GBASE-CU SFP+ breakout configuration\u003c\/li\u003e\n\u003cli\u003ePassive copper construction — no active electronics required\u003c\/li\u003e\n\u003cli\u003e0.5-meter cable length optimized for rack-to-rack connectivity\u003c\/li\u003e\n\u003cli\u003eCisco-compatible design for seamless network integration\u003c\/li\u003e\n\u003cli\u003eLow-latency, low-power passive technology\u003c\/li\u003e\n\u003cli\u003eCost-effective alternative to active breakout solutions\u003c\/li\u003e\n\u003cli\u003eSupports full 40GbE bandwidth distribution across four 10GbE ports\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection class=\"technical-specs\"\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable border=\"1\" cellpadding=\"8\"\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAxiom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003eQSFP-4SFP10G-CU0-5M-AX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable Type\u003c\/td\u003e\n\u003ctd\u003e40GBASE-CR4 QSFP+ to 4x 10GBASE-CU SFP+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTechnology\u003c\/td\u003e\n\u003ctd\u003ePassive Direct Attach Copper (DAC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable Length\u003c\/td\u003e\n\u003ctd\u003e0.5 meters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector Type\u003c\/td\u003e\n\u003ctd\u003eQSFP+ (1x) to SFP+ (4x)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Rate\u003c\/td\u003e\n\u003ctd\u003e40 Gbps aggregate \/ 10 Gbps per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eCisco and standard 40GBASE-CR4 \/ 10GBASE-CU equipment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003ePassive — no power required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0°C to 70°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/section\u003e\u003csection class=\"faq\"\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eWhat is a QSFP+ to SFP+ passive DAC cable used for?\u003c\/h3\u003e\n\u003cp\u003eA \u003cstrong\u003eQSFP+ to SFP+ passive DAC cable\u003c\/strong\u003e breaks out a single 40GbE QSFP+ port into four 10GbE SFP+ ports, enabling flexible network topology and port density optimization in data centers and enterprise environments without active signal conditioning.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eIs this 40GBASE-CR4 cable Cisco compatible?\u003c\/h3\u003e\n\u003cp\u003eYes, the Axiom QSFP-4SFP10G-CU0-5M-AX is fully \u003cstrong\u003eCisco compatible\u003c\/strong\u003e and works with Cisco Nexus switches, UCS systems, and other standard 40GBASE-CR4 and 10GBASE-CU equipment.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eWhat are the advantages of passive DAC over active breakout cables?\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003ePassive DAC cables\u003c\/strong\u003e offer lower latency, zero power consumption, reduced heat generation, and significantly lower cost compared to active breakout solutions, making them ideal for short-reach (under 5m) high-speed interconnects.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eWhat is the maximum cable length for this passive copper solution?\u003c\/h3\u003e\n\u003cp\u003eThis 0.5-meter \u003cstrong\u003epassive copper DAC\u003c\/strong\u003e is optimized for short-reach connectivity typical in rack-to-rack and switch-to-server deployments. Passive copper technology is generally recommended for distances under 5 meters.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"AXIOM","offers":[{"title":"Default Title","offer_id":41734112772171,"sku":"QSFP-4SFP10G-CU0-5M-AX","price":187.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1824\/0789\/files\/1081042095.jpg?v=1784829130","url":"https:\/\/www.tecisoft.ca\/products\/axiom-qsfp-4sfp10g-cu0-5m-ax-40gbase-cr4-dac-cable","provider":"TeciSoft","version":"1.0","type":"link"}