WD Purple Pro 12TB SATA 6Gb/s Surveillance Hard Drive
The WD Purple Pro 12TB is a high-performance surveillance hard drive designed for advanced AI-enabled video recorders, video analytics appliances, deep-learning servers, and demanding surveillance storage environments. It provides substantial capacity for continuous video recording and advanced analytics workloads.
With 7200 RPM performance, CMR recording technology, and 512MB cache, the drive delivers transfer rates of up to 272MB/s. Its AllFrame AI technology helps manage video, picture, and metadata streams while mitigating dropped frames, while WDDA provides drive-health monitoring for compatible systems.
Specifications:
| Specification | Details |
|---|---|
| Brand | WD |
| Series | WD Purple Pro |
| Storage Capacity | 12TB |
| Drive Type | Surveillance Hard Disk Drive (HDD) |
| Form Factor | 3.5-inch |
| Interface | SATA |
| Connector | SATA |
| Transfer Rate | Up to 272MB/s |
| Disk Speed | 7200 RPM |
| Cache | 512MB |
| Recording Technology | CMR |
| Workload Rating | Up to 550TB/year |
| Camera Support | Up to 64 single-stream cameras |
| Technologies | AllFrame AI, OptiNAND, WDDA |
| RV Sensors | Yes |
| Operating Temperature | 0°C to 65°C |
| Non-Operating Temperature | -40°C to 70°C |
| Dimensions (L × W × H) | 147 × 101.6 × 26.1 mm |
| Weight | 750g |
| Model Number | WD122PURP |
Key Features:
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12TB high-capacity surveillance storage
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Designed for advanced smart video and AI-enabled surveillance
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7200 RPM performance
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Up to 272MB/s transfer rate
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512MB cache
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CMR recording technology
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Up to 550TB/year workload rating
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AllFrame AI technology
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OptiNAND technology
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WDDA drive health monitoring
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Suitable for RAID and JBOD environments




