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50cm U.2 SFF-8639 NVME 68pin male to female extension cable

Vszerda

Vszerda 50cm U.2 SFF-8639 NVME 68pin Extension Cable

SKU CH-Z0K6-3K7X2

A 50 cm U.2 SFF-8639 68-pin male-to-female extension cable for NVMe SSDs supporting PCIe 2.0 at 2 GB/s and PCIe 3.0 at 4 GB/s

  • Extends U.2 NVMe SSD reach with 50 cm length
  • 68-pin SFF-8639 male-to-female connector ensures secure link
  • Supports PCIe 2.0 speeds up to 2 GB/s
  • Handles PCIe 3.0 bandwidth up to 4 GB/s
  • Purpose-built for SAS and NVMe storage cabling

50 cm U.2 extension cable

This 50 cm cable extends a U.2 SFF-8639 connection between a host and an NVME SSD. It carries a 68-pin male connector on one end and a 68-pin female connector on the other. The link supports PCI Express 2.0 at 2 GB/s and PCI Express 3.0 at 4 GB/s. It is suited for builders who need extra reach inside a chassis or server.

Replaces shorter factory leads

The extension replaces a short U.2 cable that cannot span the distance between a backplane and a drive bay. The jump is worth it when the stock lead is too short for the chosen layout. It does not change the signalling standard or add bandwidth beyond the host controller. Builders who need a longer run without signal loss will benefit.

Check connector gender and lane count

Verify that the host side presents a U.2 SFF-8639 female port and the drive side a male plug, matching the cable’s male-to-female orientation. Confirm the system negotiates PCI Express 2.0 or 3.0 lanes so the stated transfer rates apply. The cable does not convert to SAS or other interfaces. Ensure physical clearance for the 50 cm length inside the enclosure.

Highlights

  • Extends U.2 NVMe SSD reach with 50 cm length
  • 68-pin SFF-8639 male-to-female connector ensures secure link
  • Supports PCIe 2.0 speeds up to 2 GB/s
  • Handles PCIe 3.0 bandwidth up to 4 GB/s
  • Purpose-built for SAS and NVMe storage cabling

Specifications

No published specifications for this item yet.

Questions about this item

Does the 50 cm SFF-8639 male-to-female cable need any special bracket or clearance to fit inside a standard server chassis?

The 50 cm length allows routing between backplane and drive bay without strain; no bracket is included or required.

What is the correct orientation when plugging the 68-pin male connector into the host U.2 port to avoid bent pins?

Align the keyed L-shaped notch on the male plug with the host receptacle before applying even pressure until the latch clicks.

When should the cable be replaced if the PCIe 3.0 link drops back to 2.0 speeds during heavy NVME workloads?

Replace it if reseating both ends does not restore the 4 GB/s PCIe 3.0 rate, indicating internal contact wear or signal degradation.

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