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Startech Sms2bu31c3r Dual Msata Enclosure - Raid - Usb 3.1 - PS2 - Cables - COMPUTER HARDWARE

Startech Sms2bu31c3r Dual Msata Enclosure - Raid - Usb 3.1


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Retail Price $89
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SKU#: SMS2BU31C3R / ITEM NO: 570504 / BRAND: Startech
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Startech Sms2bu31c3r Dual Msata Enclosure - Raid - Usb 3.1


This dual-slot drive enclosure for mSATA and mSATA mini drives makes it easy to add ultra-fast, portable external storage to your USB-C™ or USB-A enabled laptop, tablet or desktop computer. The dual mSATA enclosure also provides RAID functionality for increased capacity, improved performance, or data redundancy.

Access your external data at greater speeds

Quickly access, transfer and back up your files. The dual mSATA enclosure lets you to leverage the speed of your mSATA drives by taking advantage of USB 3.1 Gen 2 with up to 10 Gbps data transfer rates. It’s ideal for IT professionals, creative professionals, teachers, researchers and other professionals who need fast access to important data files, while in the office or lab or while working at home. The USB 3.1 Gen 2 mSATA enclosure gives you easy access to your files for data migration and data backups so that you can safeguard your data at any time. 

Increase performance and data redundancy

With multiple RAID options, you can gain increased storage size, performance, or redundancy. Enjoy peace of mind, knowing your files are continually backed up or take advantage of the greater speed and capacity offered by a combined solution. The enclosure supports RAID 0, RAID 1, JBOD and SPAN (BIG) enabling you to choose your preferred backup mode. It also supports SSD TRIM, to prolong drive lifespan and performance.

Gain easy portability

The two-bay enclosure leverages the small form factor of mSATA SSD drives with the speed of USB 3.1 Gen 2 to create a highly portable storage solution. The enclosure enables you to add two mSATA SSDs externally to your laptop or desktop computer for fast, portable data storage. It’s powered directly from the USB port on your device, so no external power is required. With its compact design, you can tuck it away inside your laptop bag or carrying case and take it anywhere - from your home to the office, the hospital, the lab, or out in the field, so that you can access your data wherever you go.

Engineered with a solid aluminum housing, the dual-bay drive enclosure helps to safeguard your data wherever you are. It comes with two USB cables (USB-C to Micro-B and USB-A to Micro-B) for flexible use with the latest laptops and tablets equipped with a USB-Type C™ port as well as legacy devices, and includes all required drive installation tools and hardware. The two-bay enclosure is also compatible with a Thunderbolt™ 3 USB-C port.

The enclosure is OS independent, requiring no additional software or drivers. The SMS2BU31C3R is backed by a 2-year warranty and free lifetime technical support.


Add portable external data storage to your USB-C or USB-A enabled laptop, tablet or desktop computer using an mSATA or mSATA Mini SSD

Gain fast access to important data and files through ultra-fast USB 3.1 Gen 2 (10Gbps), ideal for office professionals, sales executives, teachers, researchers, medical personnel and other mobile workers

Re-use or re-purpose drives to expand PC storage or to back up data

Ideal for protecting drives against dust and other potential hazards

Access drives for data recovery, backup, or repair



Bus Type USB 3.1 Gen 2
Chipset ID ASMedia - ASM1352R
Compatible Drive Types mSATA (Mini SATA)
Drive Installation Fixed
Drive Size mSATA (Full Size & Half Size)
Fan(s) No
Interface USB 3.1 Gen 2
Number of Drives 2
Supported Drive Height(s) Full Size (50.8mm)
  Half Size (26.8mm)
4Kn Support Yes
Maximum Data Transfer Rate 10 Gbps
MTBF 5,000,000 Hours
Port Multiplier Yes
Supported RAID Modes RAID 0 (Striped Disks)
  RAID 1 (Mirrored Disks)
  JBOD (Just a Bunch of Disks)
  BIG (Spanning or Concatenation)
TRIM Support Yes
Type and Rate USB 3.1 Gen 2 - 10 Gbit/s
  SATA III (6 Gbps)
UASP Support Yes
Drive Connectors 2 - mSATA(52 pin, Mini SATA) Slot
Host Connectors 1 - USB 3.1 USB Type Micro-B (10 pin, Gen 2, 10 Gbps) Female
OS Compatibility OS independent; No software or drivers required
LED Indicators 2 - Read / Write (green)
  2 - Error / Rebuilt (red)
Power Source USB-Powered
Humidity 5% ~ 95%
Operating Temperature 0°C to 50°C (32°F to 122°F)
Storage Temperature -10°C to 85°C (14°F to 185°F)
Physical Characteristics
Color Black
Enclosure Type Aluminum
Product Height 0.6 in [15 mm]
Product Length 3.9 in [100 mm]
Product Width 3.1 in [80 mm]
Product Weight 3.5 oz [100 g]
Packaging Information
Shipping (Package) Weight 7.1 oz [202 g]
What's in the Box
Included in Package 1 - dual-bay drive enclosure
  1 - USB-C to Micro-B cable - 18.5 inches
  1 - USB-A to Micro-B cable - 18.5 inches
  2 - sets of mSATA mounting hardware
  4 - housing assembly screws
  1 - screwdriver
  1 - quick start guide
Warranty Information
Warranty 2 Years

*Product appearance and specifications are subject to change without notice. 

Brand StarTech
Manufacturer Warranty
2 Years Limited Warranty
Manufacturer Contact Info

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