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Green circuit board with silver U.2 connector and full-profile metal bracket

EN-Labs

EN-Labs U.2 to PCIe 4.0/3.0 x4 Adapter with Full-Profile Bracket

SKU CH-XXFN-JQ0BC

Adds a U.2 NVMe SSD to a desktop or server via a PCIe 4.0/3.0 x4 slot, supporting 64Gbps and 32Gbps drives with no driver needed

  • TypePCI Express Controller Card
  • Add a U.2 NVMe SSD to any desktop or server via a free PCIe x4/x8/x16 slot
  • Full PCIe 4.0 and 3.0 speed support — up to 64Gbps on 4.0 drives and 32Gbps on 3.0 drives
  • Works with Intel D7-P5510, D7-P5500, D7-P5600, Optane 905P, DC P4801X, DC P4800X, D5-P4326, D5-P4420, D5-P4320, Samsung PM9A3.
  • No driver needed for Windows 11, 10, 8 or Linux
  • Includes full-profile bracket for secure installation in standard cases

U.2 NVMe PCIe Adapter Card

This EN-Labs adapter adds a U.2 (SFF-8639) NVMe SSD to a desktop or server using a free PCI Express x4, x8 or x16 slot. It operates as a PCIe 3.0 x4 host adapter and is compatible with PCIe 4.0 and 2.0 motherboards. A full-profile bracket is included for standard chassis installation. No driver is required for Windows 11, 10, 8 or Linux.

For U.2 Enterprise SSD Installation

Suits builders adding Intel D7-P5510, D7-P5500, D7-P5600, Optane 905P, DC P4801X, DC P4800X, D5-P4326, D5-P4420 or D5-P4320 drives, Samsung PM9A3, WD Gold Enterprise or Micron 7300 PRO SSDs. Not for users needing M.2 or U.3 drive support, those without an available PCIe x4 or larger slot, or anyone requiring hardware RAID features not provided by this card.

PCIe 3.0 x4 Electrical Interface

The card provides a PCI Express 3.0 x4 lane connection to the host, enabling 32Gbps throughput for PCIe 3.0 U.2 SSDs and 64Gbps for PCIe 4.0 U.2 SSDs. This electrical width decides whether the adapter can saturate your chosen enterprise drive.

Highlights

  • Add a U.2 NVMe SSD to any desktop or server via a free PCIe x4/x8/x16 slot
  • Full PCIe 4.0 and 3.0 speed support — up to 64Gbps on 4.0 drives and 32Gbps on 3.0 drives
  • Works with Intel D7-P5510, D7-P5500, D7-P5600, Optane 905P, DC P4801X, DC P4800X, D5-P4326, D5-P4420, D5-P4320, Samsung PM9A3.
  • No driver needed for Windows 11, 10, 8 or Linux
  • Includes full-profile bracket for secure installation in standard cases

Specifications

TypePCI Express Controller Card

Questions about this item

Does the SFF-8639 connector or PCIe 3.0 x4 lane need periodic replacement under normal use?

The adapter is a passive PCIe 3.0 x4 card with an SFF-8639 connector; no maintenance or replacement of the card itself is expected under normal operation.

What throughput ceiling appears first when a 64Gbps U.2 PCIe 4.0 SSD runs sustained workloads on this PCIe 3.0 x4 host adapter?

The PCIe 3.0 x4 host link caps sustained throughput at 32Gbps, so that limit is reached before the 64Gbps SSD can saturate.

Does the card add audible noise or extra heat when a U.2 NVMe SSD runs all day in a desktop or server?

The adapter has no fan or active components; it adds negligible heat and no audible noise beyond the SSD's own thermal output.

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