WD Purple 12TB (WD121PURZ)
The WD Purple® 12TB (WD121PURZ) is engineered for 24/7, always-on video surveillance. For ordering information and pricing, please contact us.
Key Features
- 12TB capacity for continuous 24/7 high-definition surveillance recording
- Exclusive Western Digital AllFrame AI™ technology reduces dropped frames and improves playback
- Supports Up to 64 HD cameras + 32 AI streams per drive
- 360 TB/year annualized workload rate — up to 3× that of a desktop drive
- CMR recording, SATA 6 Gb/s interface, 256 MB cache, 7200 RPM
- 1,500,000-hour MTBF with RAID error-recovery control (TLER)
- 3-year limited warranty
Specifications
| Drive | |
|---|---|
| Manufacturer Model | WD121PURZ |
| Capacity | 12TB |
| Interface | SATA 6 Gb/s |
| Form Factor | 3.5-inch |
| Recording Technology | CMR (Conventional Magnetic Recording) |
| Advanced Format (AF) | Yes |
| RoHS Compliant | Yes |
| Performance | |
| Rotational Speed | 7200 RPM |
| Cache | 256 MB |
| Max Sustained Transfer Rate | 245 MB/s |
| Cameras Supported | Up to 64 HD | 32 AI streams |
| Firmware Feature | AllFrame AI™ |
| Reliability | |
| Annualized Workload Rate | 360 TB/year |
| Max Drive Bays Supported | No limit |
| Load/Unload Cycles | 600,000 |
| MTBF | 1,500,000 hours |
| Non-recoverable Read Errors | <1 in 1015 |
| Limited Warranty | 3 years |
| Power & Environment | |
| Average Power (Read/Write) | 6.6 W |
| Operating Temperature | 0°C to 65°C |
| Physical | |
| Dimensions (L×W×H) | 5.79 × 4.00 × 1.03 in (147 × 101.6 × 26.1 mm) |
| Weight | 1.46 lb (0.66 kg) |