The ORICO 2139U3-CR is a transparent USB 3.0 (5Gbps) 2.5-inch HDD/SSD enclosure with a unique see-through design. Here’s everything you need to know:
Key Features & Specifications
- Transparent Polycarbonate Shell
- Clear casing lets you see your drive inside (aesthetic appeal)
- Plastic construction (lighter than metal but less heat dissipation)
- USB 3.0 Interface (5Gbps)
- Max theoretical speed: 500MB/s
- Real-world speeds: ~350-450MB/s with SSDs
- Backward compatible with USB 2.0
- Compatibility
- Supports 2.5″ SATA HDDs and SSDs (up to 6TB+)
- Not compatible with NVMe or M.2 drives
- Tool-Free Installation
- Simple slide-in design (no screws needed)
- Rubber padding inside to protect the drive
- Connectivity
- Uses USB Micro-B connector (not USB-C)
- Included USB 3.0 Type-A to Micro-B cable
Performance Comparison
| Drive Type | Expected Speed |
|---|---|
| SATA SSD (e.g., Samsung 870 EVO) | 400-450MB/s |
| 7200RPM HDD | 120-150MB/s |
| 5400RPM HDD | 80-120MB/s |







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