Cart 0
StarTech.com 4-Bay Backplane for U.2 Drives, Fits in a 5.25inch Bay, Mobile Rack for 2.5inch U.2 (SFF-8639) NVMe HDD/SSDs, Removable Trays

StarTech.com 4-Bay Backplane for U.2 Drives, Fits in a 5.25inch Bay, Mobile Rack for 2.5inch U.2 (SFF-8639) NVMe HDD/SSDs, Removable Trays

We currently have 10 in stock.
SKU: MPN: 4U2525-SAS-BACKPLANE UPC:
Product Description

This 4-Bay Drive Backplane or Mobile Rack facilitates the installation of up to four 2.5-inch U.2 (SFF-8639) NVMe SSD/HDDs within a single 5.25-inch bay.

Secure Design

Enhance security and stability with lockable drive trays, providing an additional layer of protection while preventing accidental hot swaps*. The LEDs provide a visual indication of individual drive status and activity. *Hot swap support is dependent on host computer PCIe hot swap capability.

Well-Vented

The Aluminum body is designed to facilitate heat dissipation ensuring optimal temperatures for the drives. Two rear cooling fans provide two adjustable airflow settings, ensuring reliable and sustained performance.

Hassle-Free Setup

This mobile rack includes four 2ft (61cm) Mini-SAS HD Cables, and drive/backplane mounting screws. Power the drives through a single SATA Power connection from the desktop/server power supply.


  • 4-BAY BACKPLANE: Add four U.2 (SFF-8639) NVMe drive bays to computer; Supports 7mm to 15mm 2.5" NVMe SSDs; Up to 32Gbps per drive with individual Mini-SAS SFF-8643 ports; Fits into a 5.25" bay; Hot swapping requires PCIe hot swap support from the host
  • SECURE DESIGN: Lockable drive trays/caddies (2x keys incl.) keep the drives safe while adding an extra layer of security, helping to prevent accidental hot-swaps; Aluminum body aids heat dissipation; Extra drive trays sold separately (SATSASTRX25)
  • WELL VENTILATED: Quad U.2 mobile rack with four perforated drive trays/caddies, two rear blower fans and front air vents keep drives cool for optimal performance; Rear fan switch enables the adjustment of drive cooling fans between high and low settings
  • WIDE COMPATIBILITY: Compatible with storage management systems such as Storage Spaces (Microsoft), RAID Assistant (macOS), and mdraid/mdadm (Linux); Requires no drivers or software and works with any operating system; Supports U.2 NVMe Drives only
  • HASSLE-FREE SETUP: Includes 4x 2ft (61cm) Mini-SAS HD cables and uses a single SATA Power connector from the desktop/server power supply for a rapid installation; Drive and backplane mounting screws included; LEDs for individual drive status and activity

Have a Question before ordering?

We will gladly answer within 24 hours!

Ask a Question

This 4-Bay Drive Backplane or Mobile Rack facilitates the installation of up to four 2.5-inch U.2 (SFF-8639) NVMe SSD/HDDs within a single 5.25-inch bay.

Secure Design

Enhance security and stability with lockable drive trays, providing an additional layer of protection while preventing accidental hot swaps*. The LEDs provide a visual indication of individual drive status and activity. *Hot swap support is dependent on host computer PCIe hot swap capability.

Well-Vented

The Aluminum body is designed to facilitate heat dissipation ensuring optimal temperatures for the drives. Two rear cooling fans provide two adjustable airflow settings, ensuring reliable and sustained performance.

Hassle-Free Setup

This mobile rack includes four 2ft (61cm) Mini-SAS HD Cables, and drive/backplane mounting screws. Power the drives through a single SATA Power connection from the desktop/server power supply.


  • 4-BAY BACKPLANE: Add four U.2 (SFF-8639) NVMe drive bays to computer; Supports 7mm to 15mm 2.5" NVMe SSDs; Up to 32Gbps per drive with individual Mini-SAS SFF-8643 ports; Fits into a 5.25" bay; Hot swapping requires PCIe hot swap support from the host
  • SECURE DESIGN: Lockable drive trays/caddies (2x keys incl.) keep the drives safe while adding an extra layer of security, helping to prevent accidental hot-swaps; Aluminum body aids heat dissipation; Extra drive trays sold separately (SATSASTRX25)
  • WELL VENTILATED: Quad U.2 mobile rack with four perforated drive trays/caddies, two rear blower fans and front air vents keep drives cool for optimal performance; Rear fan switch enables the adjustment of drive cooling fans between high and low settings
  • WIDE COMPATIBILITY: Compatible with storage management systems such as Storage Spaces (Microsoft), RAID Assistant (macOS), and mdraid/mdadm (Linux); Requires no drivers or software and works with any operating system; Supports U.2 NVMe Drives only
  • HASSLE-FREE SETUP: Includes 4x 2ft (61cm) Mini-SAS HD cables and uses a single SATA Power connector from the desktop/server power supply for a rapid installation; Drive and backplane mounting screws included; LEDs for individual drive status and activity