2.5-inch SATA HDD / SSD · USB 3.0 · UASP
UGREEN US221 2.5-inch SATA USB 3.0 External Drive Enclosure
Turn a compatible 2.5-inch SATA hard drive or solid-state drive into external USB storage. The US221 uses a USB-A 3.0 host connection and a 7+15-pin SATA drive connector, with tool-free installation for supported 7mm and 9.5mm drives.

Portable storage conversion
- Supports 2.5-inch SATA I, SATA II and SATA III HDDs and SSDs.
- USB 3.0 Type-A host connection with backward compatibility through supported USB ports.
- UASP support can improve transfer efficiency when the drive, USB host controller and operating system all support UASP.
- Tool-free drive installation and an internal protective foam pad.
- Compatible with Windows, macOS and Linux systems.
- USB cable is included; the internal HDD or SSD is not included.
Technical specifications
| Model Name | UGREEN US221 |
|---|---|
| Product Code | 30847 |
| EAN-13 | 6957303838479 |
| Drive Form Factor | 2.5-inch SATA HDD / SSD |
| Supported Drive Thickness | 7mm and 9.5mm |
| Internal Interface | 7+15-pin SATA I / II / III |
| Host Interface | USB-A 3.0 |
| Maximum Interface Rates | USB 3.0 up to 5Gbps; SATA III up to 6Gbps (interface specifications) |
| Protocol Support | UASP |
| Installation | Tool-free |
| Cable Length | Approx. 30cm |
| Material | ABS plastic |
| Dimensions | Approx. 128.5 × 82 × 14mm |
| Color | Black |
| Compatibility | Windows, macOS and Linux |
| Warranty | 1 Year — Alfrensia accessory warranty policy |
Frequently asked questions
Does the enclosure include an SSD?
No. The US221 enclosure and its USB cable are supplied; the 2.5-inch SATA drive is purchased separately.
Can I install an M.2 SSD?
No. The US221 accepts 2.5-inch SATA drives only. It does not support M.2 SATA or NVMe modules.
Does UASP work on every computer?
UASP requires support from the enclosure, USB host controller and operating system. Without UASP, the enclosure still operates through the supported USB storage interface.
Manufacturer/product reference: UGREEN US221 product page for EAN 6957303838479.



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