Tripp Lite
1111 W. 35th Street
Chicago, IL 60609
1 773.869.1774
1 773.869.1329

USB 3.0 SuperSpeed 2 Bay SATA Hard Drive RAID Enclosure w Fan for 3.5" and 2.5" drives

Create inexpensive external mass storage for Music, Videos, Photos
  • Dual Bay External RAID for SATA 3.5" and 2.5" drives ( not included )
  • 5Gbps transfer speed with USB3.0 enabled computer
  • Windows (up to 10), MAC, Linux compatible
  • 3-year limited warranty

View Full Product Details

Tripp Lite Part Number


Have a Question?
Contact Us


Tripp Lite's U357-002, USB3.0 Dual-Bay External RAID enclosure, allows you to quickly turn any two 2.5" or 3.5" internal SATA hard drives into external hard drives. Compatible with SATA I, II, and III hard drives, and tested to support up to 4TB 3.5" HDD per bay ( 8TB total ), and up to 1TB 2.5" HDD per bay ( 2TB total ). Creates massive amounts of inexpensive external storage for large files, such as Videos, Music, Photos, and more. When used with computers supporting USB3.0, can achieve transfer speeds of up to 5Gbps. Backward compatible with USB 2.0 computers as well ( 480mbps ). Features RAID 0, RAID 1, JBOD, and Normal disk modes, giving you the flexibility to access your data in whatever way works best for you. Built in cooling fan keeps drives cool during prolonged use. Unit is drivers or software required.


  • Dual Bay supports two 2.5" or 3.5" SATA I, II, or III drives
  • Up to 8TB with 2 x 4TB 3.5" drives, or 2TB with 2 x 2.5" drives
  • RAID 0, RAID 1, JBOD, or Normal modes available
  • Supports USB 3.0 5Gbps transfer rates ( backward compatible with USB 2.0 and 1.1 )
  • Built-in cooling fan keeps drives cool
  • Drivers or Software required
  • Compatible with Windows (up to 10), MAC, and Linux

System Requirements

  • ( x2 ) 2.5" or 3.5" SATA HArd Drives
  • Computer with available USB port, with USB3.0 port required to achieve maximum transfer rate

Package Includes

  • U357-002 Enclosure
  • USB 3.0 A/B Device Cable, 4ft
  • External Power Supply with NEMA 1-15P Plug and removable power cord ( Input: 100-240V, 50/60Hz, 1.2A; Output: 12V, 4A )
  • Screws for mounting 2.5" hard drives
  • Owners Manual
RoHS compliant


UPC Code037332181619
AC AdapterInput: 100-240V, 50/60Hz, 1.2A; Output: 12V, 4A
Drives Supported2
Shipping Dimensions (hwd / in.)7.48 x 10.75 x 7.68
Shipping Weight (lbs.)4.96
Unit Dimensions (hwd / in.)4.80 x 5.30 x 8.90
Unit Weight (lbs.)3.50
Side A - Connector 1USB 3.0 A (MALE)
Side B - Connector 1(2) 22 PIN SATA + POWER (FEMALE)
TechnologyUSB 3.0 (SuperSpeed); SATA/eSATA; USB
Product Warranty Period (Worldwide)3-year limited warranty


USB, Lightning & FireWire
  Model Number Description
U322-003 | USB, Lightning & FireWire U322-003 USB 3.0 SuperSpeed Device Cable (AB M/M), 3 ft.
U322-006 | USB, Lightning & FireWire U322-006 USB 3.0 SuperSpeed Device Cable (AB M/M), 6-ft
U322-010 | USB, Lightning & FireWire U322-010 USB 3.0 SuperSpeed Device Cable (AB M/M), 10 ft.
U322-015 | USB, Lightning & FireWire U322-015 USB 3.0 SuperSpeed Device Cable (AB M/M), 15 ft.

Resources & Downloads

Clear List



Mon - Fri 8 AM - 5:30 PM CST
(773) 869-1774

Mon - Fri: 8 AM - 5:30 PM CST
(773) 869-1234

Tripp Lite
1111 West 35th Street
Chicago, Illinois 60609
United States

1 773.869.1111 Main
1 773.869.1329 Fax

Business Hours
8 AM - 5:30 PM CST

See all contact options

Need help with your purchase?
We're always available to help with questions, including product selection, sizing, installation and product customization. Call us at 1 773.869.1774 or email