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USB3.0 to SATA 3 (6Gb) direct connect mini adapter /bridge

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USB 3.0 to SATA3 (6Gb) Bridge Board direct connect

Convert SATA3 (6.0Gb) drive (HDD/DVD/CD/BD) to SuperSpeed USB3.0 drive with our U3-SATA3 to take advantage of the new USB3.0 (5.0Gb). The U3-SATA3 is fully compatible with existing USB2.0/1.1 host connection on mother server boards and workstations. Enjoy the high speed and flexibility of our U3-SATA3!

U3-SATA3 comes in TWO configurations: Write Enable or Write Block (Read Only).

Availability: In stock



U3-SATA3 - Key Features
  • Supports USB Super-Speed/High-Speed/Full-Speed - 5.0Gb/480Mb/12Mb/s respectively
  • DC Power Input: Big IDE 4-pin DC Power Connector
  • Supports over 2.0TB volume capacity - 3TB HDD tested
  • Supports direct connect to ANY SATA device, no mounting required

U3-SATA3 is an USB3.0 to SATA III (6Gb/s - SATAI/II compatible) bridge board that allows end users to convert ANY SATA drive such as: SSD, DVD, DVD-RAM, MO, CD-ROM, CD-RW, Hard dDsk to a (SuperSpeed 5.0Gb) USB3.0 (USB2.0/1.1 compatible) device.

U3-SATA3 translates the communication protocol between SATA III (6Gb/s - SATAI/II compatible) and SuperSpeed USB commands. It is fully compliant with USB3.0 Specification Rev 1.0 and USB Mass Storage Class Bulk-Only Transport Specification.

U3-SATA3 provides the perfect solution for data backup and transferring of data between computers using SATA drives, Raid volume, BD, and DVD.

U3-SATA3, SPM39x hardware Raid controller, and system integrator can build a high performance USB3.0 hardware Raid system.

For OEM or bulk quantity pricing, please contact

Customer Reviews

Fast and Easy Review by M
Speed test the bridge ~$ sudo dd if=/dev/zero of=/mnt/test bs=4M count=1000 conv=fdatasync 1000+0 records in 1000+0 records out 4194304000 bytes (4.2 GB, 3.9 GiB) copied, 29.854 s, 140 MB/s. Thank you! (Posted on 6/2/2016)

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Part Number U3-SATA3
USB3.0 to SATA 3 (6Gb/s - SATAI/II compatible) bridge board
Peripherals One SATA+SATA Power host connection drive
Fully supports all size SATA HDD including 1.0TB, 1.5TB, 2.0 and 3.0TB
Operating System Support any OS driver-less
Host Interface USB3.0 fully compatible USB2.0, USB1.1/1.0
Operating Temperature 0o C to 50o C
Operating Humidity 5% to 95% non-condensing
Dimensions 61.5(D) x 21.6(H) x 83.3(W)mm
Mount-able in SCSI cut out
Connectors USB3.0 connector x 1 (device)
SATA connector x 1 (host)
15-pin SATA power connector x 1
Power Requirement 5V/DC; 80ma ~ 200mA

USB 3.0 to SATA3 (6Gb) Bridge Board direct connect