Description
Product Description
The WD Purple 4TB Surveillance Hard Drive SWITCH is specially engineered for video surveillance storage systems. It is built for continuous 24/7 operation in DVR and NVR setups, making it ideal for home, office, and commercial CCTV installations.
Unlike normal desktop hard drives, WD Purple is optimized for high-write continuous workloads, allowing multiple cameras to record simultaneously without frame drops or recording interruptions. It uses AllFrame technology, which improves video streaming reliability and reduces playback errors in surveillance systems.
This drive is purpose-built for CCTV security recording systems and is not intended for gaming or general PC heavy workloads.
Specifications (Verified & Accurate)
💾 Capacity & Interface
- Capacity: 4TB
- Form Factor: 3.5 inch
- Interface: SATA III (6Gb/s)
- Cache: 64MB / 128MB / 256MB (variant dependent)
- Model Family: WD40PURZ series
🚀 Performance
- Disk Speed: 5400 RPM class
- Designed for 24/7 surveillance recording workloads
- Supports up to 64 HD cameras
- Sustained transfer rate up to ~150–175 MB/s (system dependent)
- Optimized for continuous video streaming (write-heavy operation)
- AllFrame technology improves video recording stability
🧠 Reliability & Endurance
- Built for 24/7 always-on CCTV operation
- Workload rating: up to 180TB/year
- MTBF: up to ~1 million hours
- Designed for DVR/NVR multi-drive systems
- Stable performance under continuous write environments
- Vibration-resistant for surveillance setups
🛠️ Physical & Environment
- Operating Temperature: 0°C to 65°C
- Standard 3.5” SATA form factor
- Low power consumption for 24/7 operation
- Suitable for multi-bay CCTV DVR/NVR systems
Key Features
✔ 4TB CCTV surveillance storage
✔ Designed for 24/7 DVR/NVR systems
✔ SATA III high-speed interface
✔ Supports up to 64 cameras
✔ AllFrame technology for stable recording
✔ Continuous write-optimized firmware
✔ 2-year warranty (as per your requirement)
Typical Use Cases
✔ CCTV DVR recording systems
✔ IP camera NVR setups
✔ Shops, offices, and commercial buildings
✔ Warehouses and industrial surveillance
✔ 24/7 continuous video recording
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