QNAP TR-004 NAS Expansion

Buy on Amazon
The QNAP TR-004 is a 4-bay desktop storage enclosure that can function either as a direct-attached storage device via USB-C or as an expansion unit for compatible QNAP NAS systems. It features a built-in hardware RAID controller, allowing it to operate independently without a host NAS managing the RAID configuration. Overall it is a well-built and versatile unit that offers solid flexibility for users looking to expand storage capacity or add redundancy without investing in a full NAS.
Key Features & Specs
| Connectivity | USB 3.1 Gen 1 Type-C interface for direct-attached use or QNAP NAS expansion |
|---|---|
| Bay Count | 4 bays supporting 3.5-inch and 2.5-inch SATA HDDs and SSDs |
| RAID Support | Hardware RAID controller supports JBOD, Single, RAID 0, 1, 5, and 10 modes |
| Compatibility | Works as DAS with Windows, macOS, and Linux, or as expansion for select QNAP NAS models |
| Max Capacity | Up to 64 TB raw storage depending on installed drives |
| Dimensions | Compact desktop form factor at approximately 168 x 230 x 223 mm |
| Power | External power adapter included, no tool-less tray design for easy drive installation |
Best for: Home users, creative professionals, and small business owners who need flexible, expandable local storage with hardware RAID protection and the option to use the unit as either a standalone DAS device or a QNAP NAS expansion.