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OWC Mercury On-The-Go 2.5" Portable USB 3.0 Enclosure kit for SATA Hard Drives including Solid-State Drives (SSD), all cables included. Backwards compatible with USB2.0 ports. New, 1 Year OWC Limited Warranty. (MOTGS3U3)

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OWC Mercury

0GB USB 3.0 & 2.0 Portable Enclosure Kit

Mac / PC / USB 3.0 & 2.0
  • Mac
  • PC
  • USB 3.0
The OWC Mercury On-The-Go USB 3.0 & 2.0 Portable Kit packs an incredible punch into a 3″ W x 5.5″ L x 1″ H 11 ounce package!
If you're looking for one of the most compatible mass storage solutions made, look no further! The OWC Mercury On-The-Go drive is all you'll need! Packing a powerful punch of super fast USB 3.0, the OWC Mercury On-The-Go has what it takes to truly work cross platform with Macs and PCs.
Outstanding Features
The OWC Mercury On-The-Go features a high performance ASMedia 1051e USB 3.0 chipset, creating one perfectly integrated storage solution.

The OWC Mercury On-The-Go's fanless design offers near silent operation while still keeping your drive cool. The built-in aluminum heatsink underneath the drive and passthrough cooling vents on the top of the case work in tandem to provide optimum results.

The On-The-Go External USB 3.0 & 2.0 Enclosure Kit is ready to accept your own 2.5" SATA Hard Drive! Now you can upgrade your Mac or PC notebook's internal drive and retask that old drive as a new external drive for even more backup and storage capacity! This solution will give you an excellent transportable storage device, or a backup option that you may have not had!
Hard Drive Not Included – Needs 2.5" Serial ATA (SATA) Hard Drive
2.5" sata hard drive
OWC NOTE: This drive enclosure requires a 2.5" Serial ATA (SATA) drive mechanism.


  • OWC Mercury On-The-Go Pro USB 3.0 & 2.0 storage solution for SATA 2.5" Hard Drives
  • High Quality Double Shielded USB 3.0 & 2.0 certified connecting cable
  • Carrying Case
  • Assembly Manual & User Guide
  • 1 Year OWC Enclosure Limited Warranty with 48-Hour Turnaround Time


Product Specifications:

Bus Interface

  • USB 3.0 & 2.0 Backwards compatible port.


  • ASMedia 1051e USB 3.0 & 2.0 chipset

Drive Mechanisms Supported

  • Any 2.5" SATA hard drive or SSD up to 2.2TB in capacity and up to 12.5mm in size. Use of 12.5mm size drives requires Installation Support Kit.

Max Data Transfer Rate

  • USB 3.0 – 500MB/s
  • USB 2.0 – 60MB/s

Port/Interface Bootability

  • Can I use this solution as an external startup drive?
  • USB 3.0: Supported on Macs and PC's meeting minimum requirements. - Click for more info
  • USB 2.0: Supported on Macs and PC's meeting minimum requirements. - Click for more info

System Requirements

  • Macintosh: Macintosh OS 8.6 to 9.2.2, OS X 10.2.x or later including 'Mavericks' 10.9.x, and an available USB 3.0 port. Time Machine® Compatible: Mac OS X 10.5 (version introduced) and later.
  • PC: Windows Vista, XP, 2000, NT, 98, and an available USB 3.0 port.
  • Linux: Linux compatible via supported the USB interface.

Power Supply*

  • Bus power via USB on most computers with factory installed USB 2.0 or USB 3.0 port.
  • Optional AC Adapter* (available as a separate purchase here)
    * AC adapter not required for most applications provided computer bus supplies appropriate power needs.

External Case Dimensions

  • 3.5" (W) x 5.5" (D) x 1" (H)
  • 88.9mm x 139.7mm x 25.4mm

Unit Weight (no mechanism)

  • 0.40lbs. (0.18kg)

Assembly Manual

Operating Environment:


  • Dependent on mechanism installed

Relative Humidity

  • Dependent on mechanism installed


  • Dependent on mechanism installed

MTBF (hours)

  • Dependent on mechanism installed


1 Year OWC Enclosure Limited Warranty

The best warranty is one you never have to use, but should the need occur – OWC is proud to provide a superior level of support and warranty coverage to our customers. Even when not used, we understand the peace of mind afforded by a longer warranty period. OWC's industry leading coverage is a testament to our confidence in the reliability of the solutions that we offer. OWC solutions are engineered to demanding quality standards in order to deliver the most reliable, highest performance available on the market in each storage category.

View more information about the 1 Year OWC Enclosure Limited Warranty

Manufacturer provided specifications for Other World Computing p/n MOTGS3U3 UPC#: 794504332759
OWC 0GB OWC On-The-Go® Mfr P/N: MOTGS3U3 OWC SKU: OWCMOTGS3U3 USB 3.0 & 2.0 Portable Enclosure Kit 1 Year OWC Enclosure Limited Warranty Ships: Same Day only $19.00 Add to CartOther World Computing MOTGS3U3 In Stock, Click to Buy Now