We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Green PCB with 68-pin U.2 male and female connectors

Fervit

Fervit U.2 SFF-8639 NVMe PCIe 4.0 Male-Female Extension Adapter 68pin

SKU CH-NEM8-ZG7NC

Extends a U.2 NVMe PCIe 4.0 link with a 68-pin SFF-8639 male-to-female adapter for 2.5-inch storage at up to 8 GB/s

  • Extend U.2 SSD reach with male-to-female 68pin adapter
  • Support PCIe 4.0 speeds up to 8 GB/s data rate
  • Compatible with PCIe 3.0 at 4 GB/s throughput
  • Designed for 2.5 inch NVMe solid-state drives
  • SFF-8639 68pin connector ensures secure PCIe signal link

Fervit U.2 SFF-8639 Extension Adapter

This Fervit adapter extends a U.2 SFF-8639 connection using a 68-pin male-to-female interface. It supports NVMe SSDs built for 2.5-inch drive bays that carry PCI Express signals. The board provides a straight-through link for host-to-drive cabling.

Suits builders needing extra cable reach

The part fits systems where the U.2 port cannot reach the drive location directly. It carries PCIe 4.0 and 3.0 signals without protocol conversion. Builders whose chassis or backplane already positions the drive at the connector gain no benefit from adding this extension.

PCIe 4.0 ready for 8 GB/s transfer

The adapter passes PCI Express 4.0 lanes for a data rate up to 8 GB/s and falls back to 4 GB/s on PCI Express 3.0 hosts. This single bandwidth figure determines whether the extension meets the performance target of the installed NVMe drive.

How it compares

Measured against everything we stock in SATA, IDE & M.2 Drive Adapters, at today’s prices. Recalculated every night.

Price $36.99
Pricier than about 71% of the 1,721 comparable items (median $22.99).

New to this? Which coin should you pay with — what to check, what it costs to pay, and what is never asked for.

Specifications

Product
Brand nameFervit

Questions about this item

What real-world throughput does the 8 GB/s PCIe 4.0 rating deliver when the adapter is installed in a live system?

The adapter passes the full PCIe 4.0 x4 link, so an NVMe U.2 drive can sustain up to 8 GB/s provided the host slot and drive both support revision 4.0.

Does the SFF-8639 68-pin connector limit the link to PCIe 3.0 speeds in practice?

No, the SFF-8639 68-pin interface carries the complete PCIe 4.0 x4 signal, so the 8 GB/s ceiling is maintained when both ends are revision 4.0.

What physical space and mounting does the 2.5-inch U.2 extension need inside a chassis?

The low-profile PCBA adds only the length of the board itself; it plugs inline between the drive and host connector without extra brackets or drive-bay screws.

More in SATA, IDE & M.2 Drive Adapters

Similar items