{"product_id":"oculink-4x-to-u-2-nvme-cable-with-power-100cm","title":"DiLinKer oCuLink 4X to NVMe U.2 SSD, SFF-8611 to SFF-8639 Cable with Power 100cm(CBL-SAST-0956)","description":"\u003cp\u003ePut a U.2 NVMe drive on an OCuLink port. This DiLinKer assembly (CBL-SAST-0956) connects an OCuLink 4x host connector (SFF-8611, 36-pin) to a U.2 device connector (SFF-8639, 68-pin) and includes a 4-pin power lead, because a U.2 drive needs 12 V as well as the PCIe link. It is the straightforward way to hang enterprise NVMe storage off NAS boards, industrial platforms and M.2-to-OCuLink adapters.\u003c\/p\u003e\n\u003ch2\u003eWhy this cable\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrive-side power included.\u003c\/strong\u003e The 4-pin lead feeds 12 V to the U.2 connector, so the drive runs without a backplane.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour PCIe lanes, straight through.\u003c\/strong\u003e A U.2 drive is a 4-lane device — this cable gives it all four lanes from the host.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt for PCIe 3.0 \/ 4.0 x4 links.\u003c\/strong\u003e About 3.9 GB\/s at Gen3 x4 and 7.9 GB\/s at Gen4 x4, per port.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 cm reach.\u003c\/strong\u003e From a controller card or board header to a drive bay without strain.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePassive assembly.\u003c\/strong\u003e No switch chip — the drive appears directly on the host PCIe bus.\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\u003eHost connector\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\u003eDevice connector\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 10px;\"\u003eU.2 (SFF-8639), 68-pin\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\u003ePower\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 10px;\"\u003e4-pin lead from the system PSU to the drive connector\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;\"\u003eNVMe over PCIe only\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;\"\u003eCBL-SAST-0956\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 \/ EAN\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px 10px;\"\u003eB07NY4S5CS \/ 6970958108629\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\u003eBoards and NAS platforms with OCuLink 4x ports.\u003c\/li\u003e\n\u003cli\u003eM.2 to OCuLink adapter cards on desktop and workstation boards.\u003c\/li\u003e\n\u003cli\u003eU.2 NVMe SSDs such as Samsung PM9A3, Micron 7450, Kioxia CM6 and Intel P4510 series.\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\u003eSAS or SATA drives. The link carries PCIe only, so the device must be NVMe.\u003c\/li\u003e\n\u003cli\u003eSlimSAS (SFF-8654) hosts — different connector standard.\u003c\/li\u003e\n\u003cli\u003ePCIe 5.0 links. Plan on Gen3\/Gen4 operation for this assembly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTypical deployments\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNAS with a U.2 tier.\u003c\/strong\u003e OCuLink ports on a storage board driving enterprise NVMe drives.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesktop NVMe expansion.\u003c\/strong\u003e An M.2 to OCuLink adapter plus this cable adds a U.2 drive without a PCIe slot.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTest benches.\u003c\/strong\u003e Swap U.2 drives between systems without a backplane.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eMy board has no OCuLink port — can I still use it?\u003c\/h3\u003e\n\u003cp\u003eYes, with an M.2 to OCuLink adapter card in a spare M.2 slot. The adapter presents an OCuLink port; this cable then carries the link and power to the U.2 drive.\u003c\/p\u003e\n\u003ch3\u003eWhy does the cable need a power lead?\u003c\/h3\u003e\n\u003cp\u003eU.2 drives take their 12 V supply through the SFF-8639 connector. Without power the drive will not spin up even though the PCIe link is fine. Connect the 4-pin lead to a PSU output once and you are done.\u003c\/p\u003e\n\u003ch3\u003eWhat speed will I get?\u003c\/h3\u003e\n\u003cp\u003eA Gen3 x4 link moves about 3.9 GB\/s and Gen4 x4 about 7.9 GB\/s — in both cases faster than the drive itself can sustain, so the cable is not the bottleneck.\u003c\/p\u003e\n\u003ch3\u003eCan I connect SATA drives?\u003c\/h3\u003e\n\u003cp\u003eNo. OCuLink carries PCIe only. SATA drives need a SATA controller and standard SATA cables.\u003c\/p\u003e\n\u003ch2\u003eIn the box\u003c\/h2\u003e\n\u003cul\u003e\u003cli\u003e1 × OCuLink 4x to U.2 cable with power lead, 100 cm (CBL-SAST-0956)\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.net\/collections\/oculinksff-8611\"\u003eAll OCuLink (SFF-8611) cables\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/diliving.net\/collections\/u-2-nvmesff-8639\"\u003eU.2 NVMe (SFF-8639) cables and adapters\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dilinker","offers":[{"title":"Default Title","offer_id":47981369360680,"sku":"B07NY4S5CS","price":18.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0866\/1460\/6120\/files\/1111.jpg?v=1712826699","url":"https:\/\/diliving.net\/products\/oculink-4x-to-u-2-nvme-cable-with-power-100cm","provider":"DiLiVing Professional Computer Cable Store","version":"1.0","type":"link"}