USB 3.1 (10Gbps) External Enclosure for Dual 2.5in SATA Drives - With RAID and UASP - 2-Drive Enclosure for 2.5in SSDs/HDDs - SATA I/II/III support - Vented Aluminum Enclosure

Turn two 2.5" SATA SSDs or HDDs into high-performance storage with RAID - for USB-C and USB-A enabled devices

Compact in size but big on performance, this dual-bay enclosure provides powerful external data storage, with ultra-fast data transfer speeds and configurable RAID modes. It’s ideal for small business and home office applications, or top-performing workstations for graphic designers, engineers and other business professionals.

High-capacity storage in a compact design

Create a high-capacity, external data storage solution with support for two 2.5” SSDs/HDDs in a wide range of sizes from 5 to 12.5mm. Tested for compatibility with capacities up to 4TB at 7200 RPM, this aluminum enclosure delivers fast file transfer rates with USB 3.1 Gen 2 performance. It supports SATA I, II and III and is enhanced with UASP to maximize the performance and speed of your SATA III drives. It even has a fan, with built-in speed control, to keep things running smoothly.

Harness the speed of USB 3.1 Gen 2

USB 3.1 Gen 2 gives you greater bandwidth and speed, supporting transfer rates of up to 10Gbps - twice the speed of USB 3.0 (USB 3.1 Gen 1) technology. It lets you leverage the high performance of the latest SSDs and hard drives while alleviating bottlenecks in your data transfers.

Includes two USB cables for versatility

The dual-bay drive enclosure comes with two USB cables for flexible use with the latest laptops and tablets equipped with a USB-C port, as well as legacy devices. It includes both USB-C to Micro B and USB-A to Micro B cables. The 2-bay enclosure is also compatible with a Thunderbolt 3 USB-C port.

Achieve enhanced performance through RAID

Through RAID 0 support, the dual-bay enclosure lets you maximize the performance of your SATA III SSDs to achieve greater file transfer speeds. The dual-bay enclosure also supports RAID 1, Big (Spanning or Concatenation) and JBOD. With multiple RAID options, you can gain increased storage size, performance, or redundancy.

The enclosure is OS independent, requiring no additional software or drivers. The S252BU313R is backed by a StarTech. com 2-year warranty and free lifetime technical support.

The StarTech. com Advantage

- Create powerful external storage with a 2-bay enclosure for 2.5” SSD/HDDs
- Works with both USB-C and USB-A enabled devices, with two cables included
- Compatible with Thunderbolt 3 USB-C port


Product id 526265
Partnr S252BU313R
EAN/UPC code 065030862028
Warranty (months) 2 years
Storage drive size 2.5 "
Supported storage drive interfaces Serial ATA, Serial ATA II, Serial ATA III
Number of storage drives supported 2
Supported storage drive heights 5, 7, 9.5, 12.5 mm
RAID levels 0, 1, BIG, JBOD
Maximum storage capacity 4 TB
Ports & interfaces
USB connectivity Y
USB version 3.2 Gen 2 (3.1 Gen 2)
USB connector type Micro-USB B
USB connector gender Female connector
USB ports quantity 1
Integrated USB cable N
Product type HDD/SSD enclosure
Product colour Black
Material Aluminium
LED indicators Y
Number of fans 1 ventilator(en)
Fan diameter 30 mm
Certification FCC, CE, REACH
Technical details
Sustainability certificates RoHS
Data transfer rate 10 Gbit/s
Chipset ASMedia - ASM1352R
UASP support Y
Plug and Play Y
External power adapter Y
Compatible power plug types AU, EU, UK, US
AC adapter input voltage 110 - 240 V
AC adapter input current 0.8 A
AC adapter output voltage 12 V
AC adapter output current 2 A
Operational conditions
Operating temperature (T-T) 5 - 35 °C
Storage temperature (T-T) -20 - 50 °C
Operating relative humidity (H-H) 20 - 80 procent
Weight & dimensions
Width 81 mm
Depth 148 mm
Height 60 mm
Weight 378 g
Package width 163 mm
Package depth 228 mm
Package height 112 mm
Package weight 910 g
Packaging content
AC adapter included Y
Cables included USB, USB Type-C
Screwdriver included Y
Manual Y
Other features
Power plug type Type B