Product Description
Turn your internal hard drive into a portable external storage device with the UGREEN US221 2.5 Inch SATA HDD/SSD Enclosure (50743). Designed for convenient data storage, backup, and file transfer, this compact enclosure allows you to connect a 2.5-inch SATA HDD or SSD to laptops, desktops, gaming consoles, and other compatible devices.
Featuring a USB-C interface and SATA III 6Gbps support, the UGREEN US221 provides fast and reliable data connectivity. With UASP (USB Attached SCSI Protocol) acceleration, it helps improve data transfer efficiency, reduce CPU utilization, and deliver smoother file transfers when supported by the connected devices.
The enclosure supports 2.5-inch SATA III HDDs and SSDs with thicknesses ranging from 7mm to 9.5mm and storage capacities of up to 6TB. Its tool-free installation makes upgrading or accessing your existing hard drive simple—just insert your drive and connect it to your device without installing additional drivers.
Built with a durable protective enclosure, an internal EVA foam pad, and an LED activity indicator, it helps protect your drive while keeping you informed about its operating status.
The included 50cm USB-C to USB-A cable provides convenient connectivity, while its compact and lightweight design makes it easy to carry.
Whether you need extra storage for your computer, want to reuse an old laptop hard drive, or need a convenient solution for transferring large files, the UGREEN US221 is a practical external storage solution.
Key Features
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High-Speed SATA III 6Gbps Support: Supports SATA III data transfer speeds of up to 6Gbps.
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USB-C Connectivity: Features a modern USB-C interface for convenient connection to compatible devices.
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UASP Acceleration: Supports UASP technology for improved transfer efficiency and reduced CPU utilization.
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Wide HDD/SSD Compatibility: Supports 2.5-inch SATA HDDs and SSDs with 7mm–9.5mm thickness.
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Up to 6TB Storage Support: Compatible with high-capacity SATA drives up to 6TB.
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Tool-Free Installation: Install your hard drive easily without screws, tools, or additional drivers.
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Plug & Play: Simply insert your drive and connect it to a compatible device.
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Protective EVA Foam Pad: Helps prevent internal drive movement, scratches, and unwanted shaking.
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LED Activity Indicator: Displays the working status of the enclosure.
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50cm USB-C to USB-A Cable: Includes a detachable cable for convenient connectivity.
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Wide Device Compatibility: Works with compatible Windows, macOS, and Linux computers, as well as supported gaming consoles and routers.
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Portable & Lightweight: Converts your internal SATA drive into a convenient external storage solution.
Technical Specifications
| Specification | Details |
|---|---|
|
Brand |
UGREEN |
| Model |
US221 |
|
Product Number |
50743 |
| Product Type |
2.5-inch HDD/SSD Enclosure |
|
Interface |
USB-C |
| Drive Interface |
SATA III (7+15 Pin) |
|
Maximum SATA Speed |
6Gbps |
| USB Protocol |
USB 3.1 Gen 2 (as specified) |
|
Data Transfer Technology |
UASP |
| Drive Compatibility |
2.5-inch SATA HDD/SSD |
|
Supported Thickness |
7mm–9.5mm |
| Maximum Capacity |
Up to 6TB |
|
Cable Type |
USB-C to USB-A |
| Cable Length |
50cm |
|
Installation |
Tool-Free |
| Indicator |
LED |
|
Internal Protection |
EVA Foam Pad |
| Compatible Systems |
Windows, macOS, Linux |
|
Additional Compatibility |
Supported PS4, PS5, Xbox & Routers |
FAQs
1. What is the UGREEN US221 2.5-inch HDD/SSD Enclosure?
The UGREEN US221 is an external hard drive enclosure that allows you to connect a 2.5-inch SATA HDD or SSD to a computer or other compatible device through a USB connection.
2. Which hard drives are compatible with UGREEN US221?
It supports 2.5-inch SATA III HDDs and SSDs with thicknesses ranging from 7mm to 9.5mm.
3. What is the maximum storage capacity supported by UGREEN US221?
The UGREEN US221 supports SATA HDDs and SSDs with capacities of up to 6TB.
4. What is the data transfer speed of UGREEN US221?
It supports SATA III speeds of up to 6Gbps. Actual transfer speeds depend on the installed drive, USB connection, host device, and file-transfer conditions.
5. Does the UGREEN US221 support UASP?
Yes. It supports UASP (USB Attached SCSI Protocol), which helps improve data transfer efficiency and reduce CPU utilization when supported by the connected device.
6. Does UGREEN US221 require any driver installation?
No. It features a tool-free, plug-and-play design, so additional driver installation is generally unnecessary on supported operating systems.
7. Can I use an SSD with the UGREEN US221 enclosure?
Yes. You can install a compatible 2.5-inch SATA SSD and use it as portable external storage.
8. Can I use UGREEN US221 with a laptop or desktop computer?
Yes. It can connect to compatible Windows, macOS, and Linux computers using the included USB-C to USB-A cable.
9. Is UGREEN US221 compatible with PS4, PS5, and Xbox?
It can work with supported gaming consoles for compatible external storage functions. Actual compatibility depends on the console, drive formatting, and system requirements.
10. Does the UGREEN US221 include a USB cable?
Yes. It includes a detachable 50cm USB-C to USB-A cable. A USB-C to USB-C cable is not included.
11. Does the UGREEN US221 protect the installed hard drive?
Yes. It features a protective enclosure and an internal EVA foam pad that helps reduce drive movement and scratches.
12. Can I use the UGREEN US221 to recover data from an old laptop HDD?
Yes. If the old laptop drive is functional and compatible, you can connect it to a computer through the enclosure to access and transfer its existing files.
13. Can I use the UGREEN US221 as an external hard drive for file backups?
Absolutely. It converts an internal 2.5-inch SATA HDD or SSD into portable external storage, making it useful for file backups, media storage, and transferring large files.

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