Ruby II ExDrive

The Ruby II ExDrive Kit features the new generation of eSATA hard drive enclosures using native eSATA interface for the highest possible performance up to 6Gbps. Comes with both the SATA and eSATA direct interface connectors, this allows the drive enclosure to be used an external hard drive as well as a removable drive in a drive cartridge application

Designed for accommodating any 2.5" SATA hard drive up to 14.5 mm height, the Ruby II ExDrive can connect to any system via eSATA,  or USB 3.0 interface. The Ruby II ExDrive is even capable of booting Operating Systems through an eSATA port on a motherboard or add-in card.

Illustration of intalling a 2.5" HDD into the Ruby II drive enclosure


  • Connect to computer via eSATA or USB 3.1 port depending on models
  • Connection options and summary

    connecting port
    maximum throughput
    bootable externally
    optional adapter
    eSATA port eSATA III - 6 Gbps Yes No
    USB 3.1 / 3.0 / 2.0 port 6 Gbps / 5 Gbps /.48 Gbps Depending on OS and system BIOS support Yes, requires Addonics USB 3.1 - eSATA adapter

  • Compact size - fits inside a pocket
  • Light weight - less than 4 oz. (not including the drive)
  • Support maximum drive height up to 14.5 mm
  • Support full SATA 3.0 speed of 6 Gbps when connecting to eSATA port supporting such speed
  • Connect to computer via the following ports:
  • Use as a removable drive in the Ruby II Drive Cartridge system.
  • Hard drive connectors are isolated by a SATA direct bridge from wear and tear in removable drive application
  • Support large hard drive of any capacity.
  • LED for both power and drive access
  • OS support in external hard drive mode
    • eSATA - DOS, Windows 95, NT(SP6), 98SE, Me, 2000, XP, Vista, Windows 7, 8, Mac, Linux and Solaris
    • USB 3.1/3.0 -  All Windows OS, Linux with latest kernel
    • USB 2.0 - Windows 98SE, Me, 2000, XP, Vista, Windows 7, 8, Mac, Linux and Solaris

*  In the Drive Cartridge application, the Ruby drive cradle (the unit that mounts inside the drive bay) will also needs to be the 6G version in order to have reliable connection and maximum data throughput.

Material construction Black ABS plastic
Supported Drive Type

2.5" SATA 1.5Gbps, 3G or 6G hard drive/SSD, up to 14.5 mm drive height

Supported interface for Drive Enclosure
Maximum drive size
> 100TB
Power source:

Via the 5V power adapter that comes with the unit or the USB port* using the included USB power cable.

*power from USB port varies from among different computers and hardware configuration. Large capacity (500 G) hard drive may also require more power. As a result, USB power on certain system may not be adequate to power the hard drive. In such case, an external power adapter will be the only option


Drive enclosure: 3.27 x 5.35 x .87 in. (83 x 136 x 22 mm.)

Weight (excluding the drive): ~ 3.5 oz (99g)
File Systems: Support any file system
Supported OS
  • eSATA - DOS, Windows NT4(SP6), 98SE, Me, 2000, XP, 2003, Mac OS X, Linux Kernel 2.4 and above
  • USB 3.1/3.0 - All Windows, Mac OS X or later, Latest Linux kernel from year 2014
  • USB 2.0/1.1 - DOS, Windows 98SE, Me, 2000, XP, 2003, Mac OS X, Linux Kernel 2.4 and above, Solaris 8 10/00 or later release.
Operating environment 0 - 60 degree C, 15% - 90% RH

Storage environment

20 - 85 degree C, 0% - 95% RH non-condensing
Warranty: One Year


R2EDES - (Ruby II ExDrive with eSATA)
content: Ruby II external hard drive enclosure (R2SCB), one 100cm. eSATA cable (AAESATA100C), USB center positive power cable (AAUSBPCP24), 5V/2A power adapter (AAPAC5V), user guide.
Price: 45.95
R2EDESU31 - (Ruby II ExDrive with eSATA and USB 3.1)
content: Ruby II external hard drive enclosure (R2SCB), one 100cm. eSATA cable (AAESATA100C), USB center positive power cable (AAUSBPCP24), eSATA - USB 3.1 adapter (ADU31ESP), 5V/2A power adapter (AAPAC5V), user guide.
Price: 69.00


R2SCB (Ruby II enclosure, black)
Content: Ruby II 2.5" drive enclosure
Price: 36.00
RSABYB6G (Ruby 6G drive cradle, SATA interface)
Content: Ruby 6G drive cradle
Price: 24.00
AAPAC5V (US type 5V/2A AC adapter)
AAPAC5V 110/220V-5V power adapter. For use with all Addonics Pocket Series devices except Pocket UDD and Mini ExDrive USB 2.0
Price: 12.95
ADU31ESP (USB 3.1 to eSATAp adapter)
Content: USB 3.1 to eSATAp Adapter, user guide
Price: 27.95
AAUSBPCP24 (USB power cable 24 center positive)
AAUSBPCP24 USB power cable for all Addonics Pocket drives except Pocket UDD
Price: 5.99
AAESATA100C (eSATA - eSATA cable, 100 cm.)
Content: 100 cm. eSATA connecting cable with eSATA connectors on both ends. Full compliance with eSATA specification. Great for connecting external storage device with eSATA connector to eSATA host controller.
Price: 9.00