{"product_id":"diliving-oculink-4x-to-oculink-4x-sff-8611-to-sff-8611-cable-100cm","title":"DiLinKer oCuLink 4X to oCuLink 4X, SFF-8611 to SFF-8611 Cable 100cm","description":"\u003cp\u003eA straight, data-only link between two OCuLink ports. The DiLinKer 100 cm cable carries four PCIe lanes from an OCuLink host connector (SFF-8611, 36-pin) to an OCuLink device connector of the same type. OCuLink is the compact PCIe connector used on NAS boards, industrial and embedded platforms, and on adapter cards that break an M.2 slot out to external-grade storage links.\u003c\/p\u003e\n\u003ch2\u003eWhy this cable\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour PCIe lanes, straight through.\u003c\/strong\u003e A 1:1 host-to-device link for boards and backplanes wired as x4.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSFF-8611 36-pin at both ends.\u003c\/strong\u003e The standard OCuLink 4x connector, latching for a secure fit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt for PCIe 3.0 \/ 4.0 x4 links.\u003c\/strong\u003e The bandwidth an OCuLink port and a single NVMe drive actually use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 cm working length.\u003c\/strong\u003e Reaches from a controller card to a drive cage or an external breakout bracket.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlim, data-only construction.\u003c\/strong\u003e No power leads to dress — pair it with a powered adapter for drive connections.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%;font-size:14px;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 10px;background:#fafafa;width:38%;\"\u003e\u003cstrong\u003eConnector A\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 10px;\"\u003eOCuLink 4x, SFF-8611, 36-pin plug\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 10px;background:#fafafa;width:38%;\"\u003e\u003cstrong\u003eConnector B\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 10px;\"\u003eOCuLink 4x, SFF-8611, 36-pin plug\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 10px;background:#fafafa;width:38%;\"\u003e\u003cstrong\u003eLanes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 10px;\"\u003e4 (x4), straight 1:1 mapping\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 10px;background:#fafafa;width:38%;\"\u003e\u003cstrong\u003eInterface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 10px;\"\u003ePCIe x4 (Gen3 \/ Gen4 deployments)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 10px;background:#fafafa;width:38%;\"\u003e\u003cstrong\u003eProtocol\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 10px;\"\u003ePCIe only — OCuLink carries no SAS or SATA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 10px;background:#fafafa;width:38%;\"\u003e\u003cstrong\u003eLength\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 10px;\"\u003e100 cm \/ 39.4 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 10px;background:#fafafa;width:38%;\"\u003e\u003cstrong\u003ePart number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 10px;\"\u003eRML42-0071\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 10px;background:#fafafa;width:38%;\"\u003e\u003cstrong\u003eSKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 10px;\"\u003eB07H5GB231\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 10px;background:#fafafa;width:38%;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 10px;\"\u003e24 months\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWorks with\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNAS, industrial and embedded boards with OCuLink 4x ports.\u003c\/li\u003e\n\u003cli\u003eM.2 to OCuLink adapter cards used to add NVMe expansion on consumer boards.\u003c\/li\u003e\n\u003cli\u003eOCuLink-input U.2 adapters, drive enclosures and backplanes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eDoes not work with\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDrives connected directly. The drive side needs a powered adapter or enclosure — see the OCuLink to U.2 version with power.\u003c\/li\u003e\n\u003cli\u003eSlimSAS (SFF-8654) or MiniSAS HD (SFF-8643) ports — different connector standards.\u003c\/li\u003e\n\u003cli\u003eSAS or SATA equipment. The link carries PCIe lanes only.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTypical deployments\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNAS expansion.\u003c\/strong\u003e Link the OCuLink ports on a NAS or storage board to a drive cage or expansion unit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eM.2 slot to U.2 drive.\u003c\/strong\u003e An M.2 to OCuLink adapter plus this cable puts a U.2-class drive on a desktop board.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTidy internal routing.\u003c\/strong\u003e A slim data-only run where a powered cable assembly would be in the way.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eWhat is the difference between OCuLink and SlimSAS?\u003c\/h3\u003e\n\u003cp\u003eBoth are compact PCIe connectors, but OCuLink is SFF-8611 — common on NAS, industrial and consumer expansion gear — while SlimSAS is SFF-8654, the server-standard connector for SAS 4.0 and PCIe. They are not interchangeable.\u003c\/p\u003e\n\u003ch3\u003eCan I connect a U.2 drive directly with this cable?\u003c\/h3\u003e\n\u003cp\u003eNot on its own. A U.2 drive needs 12 V power as well as the PCIe link. Use the OCuLink to U.2 version that includes the power lead, or add a powered U.2 adapter.\u003c\/p\u003e\n\u003ch3\u003eDoes it support PCIe 4.0?\u003c\/h3\u003e\n\u003cp\u003eOCuLink ports and drives in current equipment negotiate Gen3 and Gen4 x4 links. The cable is passive — the link speed is set by the host and device.\u003c\/p\u003e\n\u003ch3\u003eDoes the cable carry SATA?\u003c\/h3\u003e\n\u003cp\u003eNo. OCuLink carries PCIe lanes only, so SATA drives need a SATA controller and a SATA cable.\u003c\/p\u003e\n\u003ch2\u003eIn the box\u003c\/h2\u003e\n\u003cul\u003e\u003cli\u003e1 × OCuLink 4x to OCuLink 4x cable, 100 cm (SKU B07H5GB231)\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003eBacked by a 24-month warranty. If a link trains at reduced width or does not appear, contact us with your controller and device models and we will help you isolate the cause.\u003c\/p\u003e\n\u003ch2\u003eRelated\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/diliving.com\/collections\/oculinksff-8611\"\u003eAll OCuLink (SFF-8611) cables\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/diliving.com\/collections\/u-2-nvmesff-8639\"\u003eU.2 NVMe (SFF-8639) cables and adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/diliving.com\/products\/diliving-oculink-4x-to-nvme-u-2-ssd-sff-8611-to-sff-8639-cable-with-power-100cmcbl-sast-0956\"\u003eOCuLink 4X to U.2 with power, 100 cm\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"DiLinKer","offers":[{"title":"Default Title","offer_id":47981372768552,"sku":"B07H5GB231","price":21.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0866\/1460\/6120\/files\/1_0e386ac2-7786-46cf-bf06-46e9295409e7.jpg?v=1712891103","url":"https:\/\/diliving.com\/products\/diliving-oculink-4x-to-oculink-4x-sff-8611-to-sff-8611-cable-100cm","provider":"DiLiVing","version":"1.0","type":"link"}