WD22PURZ Technical Specifications
Western Digital Purple 2TB 5400RPM SATA 6Gbps 256MB 3.5-inch HDD
🔧 Key Features
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Surveillance-Class Drive: Purpose-built for continuous, 24/7 video recording in security systems
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Storage Capacity: 2.2 TB optimized for high-definition video from multiple cameras
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Interface: SATA III (6 Gb/s) with 3.5″ form factor for compatibility with DVR and NVR systems
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AllFrame™ Technology: Reduces dropped frames and improves overall video playback reliability
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Workload Rating: Supports up to 180 TB/year workload — far beyond standard desktop drives
✅ Reliability & Optimization
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24/7 Operation: Built for continuous use in surveillance setups
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Camera Support: Handles up to 64 HD camera streams simultaneously
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Low Power Operation: Designed to minimize heat and power consumption
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Enhanced Durability: Built with components optimized for high-write workloads and vibration resistance
📦 Technical Specifications
| Feature | Specification |
|---|---|
| Model Number | WD22PURZ |
| Capacity | 2.2 TB |
| Form Factor | 3.5″ SATA HDD |
| Interface | SATA III (6 Gb/s) |
| Spindle Speed | 5400 RPM (IntelliPower) |
| Cache | 64 MB |
| Recording Technology | CMR (Conventional Magnetic Recording) |
| Workload Rating | 180 TB/year |
| Max Camera Streams | Up to 64 HD streams |
| Warranty | 3-year limited |
🎯 Ideal Applications
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Home and small business surveillance systems
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Security DVR and NVR units
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Long-term video storage with consistent write activity
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Environments with moderate vibration and thermal exposure
⚠️ Notes
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Not intended for standard desktop or gaming use
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Designed for write-heavy, low-latency workloads common in video surveillance
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