Discontinued. Replaced by UDD25SU3-M
The Internal Micro SATA UDD is one of Addonics family of solutions that enables any 1.8" micro SATA hard drive or SSD to be used like a removable drive cartridge. Designed to mount inside a standard 3.5" drive bay, this Micro SATA UDD can be connected to a high performance SATA port or a USB 2.0 port inside the computer. Once installed, any 1.8" Micro SATA hdd or SSD can be or remove from the system via the drive slot opening in front of the UDD, similar to ing or removing a PCMCIA device. Also available in dual slot version to accommodate two 1.8" Micro SATA drives at the same time from a single 3.5" drive bay.
When using SATA connection, the optional Addonics CipherChain can also be added to secure all the data in the micro SATA drive with bullet proof hardware AES 256-bit encryption.
The Addonics Micro SATA UDD also comes in external model that connects to computer via eSATA or USB 3.0 interface. For more detail, please visit the external Micro SATA UDD product web page.

| Interface: |
SATA I / II / III, USB 2.0 |
| Maximum Read / Write Speed: | SATA - up to 6,000 Mbps USB 3.0 - up to 5,000 Mbps |
| Power Source |
SATA - PC power supply with floppy type or 4-pin Molex power connector Onboard voltage regulator to provide 3.3V required by Micro SATA hard drive or SSD |
| Supported OS |
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| Dimensions: | MSUDDUS: 101 mm (W) x 126 mm (D) x 25 mm (H) MS2UDDUS: 101 mm (W) x 126 mm (D) x 25 mm (H) |
| Weight: | MSUDDUS: 6.49oz (184g) MS2UDDUS: 8.25oz (234g) |
| Operating Temperature and humidity | 0 °C to + 60 °C, 5 - 90% |
| Storage Temperature and humidity | -40 °C to + 85 °C, 5 - 95% non condensing |
| Warranty: | One Year |