{"product_id":"nscomm-400g-4x100g-qsfpdd-acc","title":"NSComm 400G QSFP-DD to 4 x 100G QSFP56 Active Direct Attach Copper Breakout Cable up to 5m(16ft)","description":"\u003ch2\u003e400G QSFP-DD to 4 x 100G QSFP56 Active Direct Attach Copper Breakout Cable (ACC\/DAC), Active Twinax\u003c\/h2\u003e\n\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003eThe NSComm 400G QSFP-DD to 4 x 100G QSFP56 Active Direct Attach Copper (ACC\/DAC) Breakout Cable is a high-density, cost-effective way to split one 400G QSFP-DD port into four 100G links for short-reach connectivity. With integrated active twinax copper and factory-terminated connectors, it simplifies deployment and reduces the need for separate optics and fiber patching in rack environments.\u003c\/p\u003e\n\u003cp\u003eDesigned to support stable 400G-to-4100G interoperability, this breakout cable uses a retimed 400GAUI-8 electrical interface (850G PAM4) to deliver consistent signaling in dense fabrics. It maintains structured cabling with a 70mm minimum bend radius and supports hot-pluggable operation within the QSFP-DD ecosystem. Compliant with QSFP-DD MSA, SFF-8636, and SFF-8679, it's well-suited for modern 100G server access and phased 400G upgrades.\u003c\/p\u003e\n\u003ch4\u003eCompatibility Options (Coding)\u003c\/h4\u003e\n\u003cp\u003eNSComm provides multi-vendor coding options (selectable on the product page) to match your switch, router, NIC, server, or storage platform across major ecosystems.\u003c\/p\u003e\n\u003cp\u003eNot sure which coding you need? Contact our certified engineers and we'll help confirm the right option for your exact model.\u003c\/p\u003e\n\u003ch4\u003eUse Scenarios \/ Applications\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eToR port breakout to 100G servers:\u003c\/strong\u003e convert a 400G QSFP-DD port into four 100G QSFP56 links for server\/NIC connectivity in the same rack.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLeaf access fanout:\u003c\/strong\u003e use one 400G port to feed multiple 100G downlinks for rack pods and edge rows.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePhased upgrade paths:\u003c\/strong\u003e deploy 400G switches now while keeping 100G endpoints during staged expansion.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-density switch fabrics:\u003c\/strong\u003e short-reach 400G breakout cabling for compact data center fabrics where fast changes and clean cabling matter.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eKey Specifications\u003c\/h4\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ctable style=\"width: 100%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"width: 29.3624%;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"width: 70.2766%;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 29.3624%;\"\u003eVendor Name\u003c\/td\u003e\n\u003ctd style=\"width: 70.2766%;\"\u003eNSComm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 29.3624%;\"\u003eProduct Type\u003c\/td\u003e\n\u003ctd style=\"width: 70.2766%;\"\u003e400G QSFP-DD to 4100G QSFP56 Active Direct Attach Copper (ACC\/DAC) Breakout Cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 29.3624%;\"\u003eForm Factor\u003c\/td\u003e\n\u003ctd style=\"width: 70.2766%;\"\u003eQSFP-DD to 4QSFP56\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 29.3624%;\"\u003eMax Data Rate\u003c\/td\u003e\n\u003ctd style=\"width: 70.2766%;\"\u003e400Gbps (4 x 100Gbps)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 29.3624%;\"\u003eCable Type\u003c\/td\u003e\n\u003ctd style=\"width: 70.2766%;\"\u003eActive Twinax\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 29.3624%;\"\u003eElectrical Interface\u003c\/td\u003e\n\u003ctd style=\"width: 70.2766%;\"\u003e400G AUI-8 (8 x 50G PAM4, retimed)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 29.3624%;\"\u003eModulation\u003c\/td\u003e\n\u003ctd style=\"width: 70.2766%;\"\u003ePAM4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 29.3624%;\"\u003eMinimum Bend Radius\u003c\/td\u003e\n\u003ctd style=\"width: 70.2766%;\"\u003e70mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 29.3624%;\"\u003eJacket Material\u003c\/td\u003e\n\u003ctd style=\"width: 70.2766%;\"\u003ePVC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 29.3624%;\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd style=\"width: 70.2766%;\"\u003e0 to 70C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 29.3624%;\"\u003eStandards \/ Compliance\u003c\/td\u003e\n\u003ctd style=\"width: 70.2766%;\"\u003eQSFP-DD MSA, SFF-8636, SFF-8679\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 29.3624%;\"\u003eInbuilt FEC\u003c\/td\u003e\n\u003ctd style=\"width: 70.2766%;\"\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 29.3624%;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"width: 70.2766%;\"\u003e5 Years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch4\u003eWhy Choose NSComm 400G to 4 x 100G Breakout ACC\/DAC?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOne 400G port, four 100G links:\u003c\/strong\u003e maximize port utilization and simplify rack wiring.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCost-effective:\u003c\/strong\u003e lowers optics + fiber patching cost for short reach.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-density ready:\u003c\/strong\u003e ideal for modern 400G switches feeding 100G endpoints.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStable signaling:\u003c\/strong\u003e retimed 400G AUI-8 PAM4 electrical interface.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePlug-and-play:\u003c\/strong\u003e integrated connectors speed up installs and maintenance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEngineer-backed support:\u003c\/strong\u003e coding selection and topology guidance available on request.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eOptions\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eAvailable lengths:\u003c\/strong\u003e 3m, 4m, 5m\u003cbr\u003e\u003cstrong\u003eCoding options:\u003c\/strong\u003e selectable for different vendors (choose the matching option on the product page)\u003c\/p\u003e\n\u003ch3 style=\"text-align: left;\" class=\"authoritative-certification-icon\"\u003eMore Details\u003c\/h3\u003e\n\u003ch4 class=\"authoritative-certification-icon\" style=\"text-align: left;\"\u003eQuality Certifications\u003cb\u003e\u003c\/b\u003e\n\u003c\/h4\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0736\/7566\/9719\/files\/3Y_Warranty_50x50.png?v=1753520941\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0736\/7566\/9719\/files\/ISO9001-SFP_50x50.png?v=1753520941\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0736\/7566\/9719\/files\/ISO14001-SFP_50x50.png?v=1753520941\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0736\/7566\/9719\/files\/ISO27001-SFP_50x50.png?v=1753520941\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0736\/7566\/9719\/files\/ISO45001-SFP_50x50.png?v=1753520941\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0736\/7566\/9719\/files\/CE-SFP_50x50.png?v=1753520941\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0736\/7566\/9719\/files\/Reach-SFP_50x50.png?v=1753520941\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0736\/7566\/9719\/files\/CB-SFP_50x50.png?v=1753520941\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0736\/7566\/9719\/files\/cURus-UL_50x50.png?v=1753520941\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0736\/7566\/9719\/files\/FCC-SFP_50x50.png?v=1753520941\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0736\/7566\/9719\/files\/UKCA-SFP_50x50.png?v=1753521101\" style=\"margin-bottom: 16px; float: none;\"\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003eDo you have any question about NSComm 400G QSFP-DD to 4 x 100G QSFP56 Breakout ACC Cable?\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp style=\"text-align: left;\" class=\"authoritative-certification-icon\"\u003ePlease \u003ca href=\"#chatty-chat\"\u003eChat with us\u003c\/a\u003e now!\u003c\/p\u003e\n\u003cp style=\"text-align: left;\" class=\"authoritative-certification-icon\"\u003eor leave us an message on \u003ca href=\"mailto:sales@network-switch.com\"\u003esales@network-switch.com\u003c\/a\u003e\u003c\/p\u003e\n\u003ch4 class=\"pb-4 mb-4\"\u003eWarranty\u003c\/h4\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"detaildl_2 col-12 col-md-6 pr-md-5\"\u003e\n\u003ci class=\"i1\"\u003e\u003c\/i\u003e\n\u003cdiv class=\"\"\u003e\n\u003cp class=\"font16 color333 mb-2\"\u003e\u003cstrong\u003e100% Low Price Guarantee\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNetwork-switch.com provides high-quality products at low wholesale prices\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"detaildl_2 col-12 col-md-6\"\u003e\n\u003ci class=\"i2\"\u003e\u003c\/i\u003e\n\u003cdiv class=\"\"\u003e\n\u003cp class=\"font16 color333 mb-2\"\u003e\u003cstrong\u003e100% Quality Assurance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAll items are ORIGINAL and GENUINE only.\u003cbr\u003eItem conditions are \"New Sealed\". They are fully tested by Certified CCIE \/ HCIE \/ RCNP Engineers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"detaildl_2 col-12 col-md-6 pr-md-5\"\u003e\n\u003ci class=\"i4\"\u003e\u003c\/i\u003e\n\u003cdiv class=\"\"\u003e\n\u003cp class=\"font16 color333 mb-2\"\u003e\u003cstrong\u003eFree Technical Support\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOur FREE Expert Consultancy Support is over the phone, by chat, by email or by login remotely.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"detaildl_2 col-12 col-md-6\"\u003e\n\u003ci class=\"i3\"\u003e\u003c\/i\u003e\n\u003cdiv class=\"\"\u003e\n\u003cp class=\"font16 color333 mb-2\"\u003e\u003cstrong\u003e100% Money Back Guarantee\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYou can contact our customer service team to exchange or return any product that you bought from us.\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"detaildl_3 col-12 col-md-6 pr-md-5\"\u003e\n\u003ci class=\"i\"\u003e\u003c\/i\u003e\n\u003cdiv class=\"\"\u003e\n\u003cp class=\"font16 color333 mb-2\"\u003e\u003cstrong\u003eStandard Warranty Policy\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOriginal New Sealed Enterprise Hardware: 3 Years\u003cbr\u003eOriginal New Sealed Consumer Devices: 1 Year\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"detaildl_3 col-12 col-md-6\"\u003e\n\u003ci class=\"i\"\u003e\u003c\/i\u003e\n\u003cdiv class=\"\"\u003e\n\u003cp class=\"font16 color333 mb-2\"\u003e\u003cstrong\u003eThe Support Contacts\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIf your NSComm products failed, you must contact your sales representative to verify product failure. If the problem still can't correct by remote support methods i.e. email or phone support, the RMA procedure will issue.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Network-Switch \u0026 NS","offers":[{"title":"3m (10ft) \/ Generic","offer_id":48255440191703,"sku":"NS-ACC400GQDD4N-1","price":970.2,"currency_code":"USD","in_stock":true},{"title":"3m (10ft) \/ Cisco","offer_id":48255440224471,"sku":"NS-ACC400GQDD4N-2","price":970.2,"currency_code":"USD","in_stock":true},{"title":"3m (10ft) \/ Juniper","offer_id":48255440257239,"sku":"NS-ACC400GQDD4N-3","price":970.2,"currency_code":"USD","in_stock":true},{"title":"3m (10ft) \/ Arista","offer_id":48255440290007,"sku":"NS-ACC400GQDD4N-4","price":970.2,"currency_code":"USD","in_stock":true},{"title":"3m (10ft) \/ Dell","offer_id":48255440322775,"sku":"NS-ACC400GQDD4N-5","price":970.2,"currency_code":"USD","in_stock":true},{"title":"3m (10ft) \/ Nvidia","offer_id":48255440355543,"sku":"NS-ACC400GQDD4N-6","price":970.2,"currency_code":"USD","in_stock":true},{"title":"5m (16ft) \/ Generic","offer_id":48255440388311,"sku":"NS-ACC400GQDD4N-7","price":1075.2,"currency_code":"USD","in_stock":true},{"title":"5m (16ft) \/ Cisco","offer_id":48255440421079,"sku":"NS-ACC400GQDD4N-8","price":1075.2,"currency_code":"USD","in_stock":true},{"title":"5m (16ft) \/ Juniper","offer_id":48255440453847,"sku":"NS-ACC400GQDD4N-9","price":1075.2,"currency_code":"USD","in_stock":true},{"title":"5m (16ft) \/ Arista","offer_id":48255440486615,"sku":"NS-ACC400GQDD4N-10","price":1075.2,"currency_code":"USD","in_stock":true},{"title":"5m (16ft) \/ Dell","offer_id":48255440519383,"sku":"NS-ACC400GQDD4N-11","price":1075.2,"currency_code":"USD","in_stock":true},{"title":"5m (16ft) \/ Nvidia","offer_id":48255440552151,"sku":"NS-ACC400GQDD4N-12","price":1075.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/7566\/9719\/files\/400G_QSFP-DD_to_4_x_100G_QSFP56_Breakout_ACC_Cable_Active_Direct_Attach_Copper_1.jpg?v=1770191566","url":"https:\/\/network-switch.com\/pt\/products\/nscomm-400g-4x100g-qsfpdd-acc","provider":"network-switch.com","version":"1.0","type":"link"}