CAB861139 Mini SAS Oculink 4i to U.2 SFF-8639 Cable – PCIe 4.0 38Pin SFF-8611 to 8639 NVMe SSD Adapter 50cm for U.2 U.3 SDD -- with 15-Pin SATA Power
The CAB861139 Mini SAS Oculink 4i to U.2 SFF-8639 Cable is designed for high-speed PCIe 4.0 data transmission between servers, storage backplanes, and NVMe U.2 SSDs. This cable features a SFF-8611 38-pin host connector to SFF-8639 U.2 target connector, supporting full PCIe Gen 4.0 speeds with a length of 50cm, ideal for internal system setups.
It is engineered with 32AWG tinned copper conductors, 15μm gold plating over 100μm nickel, ensuring low resistance, signal integrity, and long-term durability. Equipped with a 15-pin SATA power connector, it enables clean and stable power delivery to U.2 SSDs.
Compatible with various server motherboards and backplanes featuring Oculink 4i (SFF-8611) interfaces, this cable is a reliable solution for enterprise storage or high-performance computing applications.

High-Speed PCIe 4.0 Support
Fully supports PCIe Gen 4.0 transfer speeds for blazing-fast NVMe U.2 SSD performance, ensuring minimal latency and maximum bandwidth.

Reliable SFF-8611 to SFF-8639 Conversion
Converts an internal Oculink 4i (SFF-8611 38-pin) host port to a U.2 (SFF-8639) target interface—ideal for connecting backplanes or motherboards to NVMe drives.

Enhanced Build Quality
Features 32AWG tinned copper signal wires and 15μm gold-plated contacts for superior conductivity, corrosion resistance, and long-lasting durability.

Integrated 15-Pin SATA Power Connector
Includes a 15-pin SATA power lead to supply stable power to the connected U.2 SSD—no need for additional power adapters.

Perfect for Internal Enterprise & DIY Builds
50cm cable length is optimized for server cases, NAS setups, and high-end desktop builds where clean cabling and stable performance are essential.