Western Digital WD Purple 4TB 3.5-Inch SATA Surveillance HDD – 2 Years Warranty
- 4TB 3.5-Inch Surveillance HDD Purpose-Built for DVR & NVR Systems
- Designed for Reliable 24/7 Continuous Video Surveillance Recording
- AllFrame™ Technology Helps Optimize Surveillance Recording Performance
- Supports Up to 64 HD Cameras for Multi-Camera Security Installations
Western Digital WD Purple 4TB 3.5-Inch SATA Surveillance HDD
Product Features
4TB Surveillance Storage: The Western Digital WD Purple 4TB HDD provides high-capacity storage for CCTV footage and continuous video recording in compatible DVR and NVR security systems.
Purpose-Built for Surveillance: WD Purple hard drives are specifically engineered for surveillance applications, making them a more suitable choice than standard desktop drives for continuous security video recording.
Designed for 24/7 Operation: Built for always-on surveillance environments, WD Purple is designed to handle continuous recording workloads throughout the day and night.
AllFrame™ Technology: Western Digital AllFrame technology is designed to optimize ATA streaming and improve surveillance recording performance in compatible security systems.
Support for Up to 64 HD Cameras: WD Purple drives are designed to support surveillance configurations with up to 64 HD cameras, making the 4TB drive suitable for multi-camera security installations.
Optimized for DVR & NVR Systems: The drive is designed for compatible digital video recorders and network video recorders used in residential, commercial and professional surveillance environments.
SATA Connectivity: The SATA interface provides broad connectivity with compatible DVRs, NVRs and surveillance storage systems supporting standard 3.5-inch SATA hard drives.
Backward Compatibility: SATA connectivity provides backward compatibility with supported previous-generation SATA interfaces, helping simplify integration into existing surveillance systems.
Reliable Multi-Camera Recording: The surveillance-focused design helps provide dependable storage for systems continuously receiving and storing video streams from multiple security cameras.
High-Capacity Video Retention: With 4TB of storage, users can retain a substantial amount of surveillance footage, although actual recording time depends on camera resolution, frame rate, compression, bitrate and number of cameras.
Suitable for Growing Security Systems: Support for multi-camera environments makes WD Purple suitable for surveillance installations that may expand as additional cameras are added.
Ideal for Home & Business Security: The drive can be used in compatible CCTV installations for homes, offices, shops, warehouses, educational facilities and other commercial environments.
Product Specifications
| Brand | Western Digital |
| Series | WD Purple |
| Product Type | Surveillance Internal Hard Drive |
| Capacity | 4TB |
| Form Factor | 3.5 Inch |
| Interface | SATA |
| Technology | AllFrame™ |
| Camera Support | Up to 64 HD Cameras |
| Operation | Designed for 24/7 Surveillance |
| Backward Compatibility | Supported with Compatible SATA Systems |
| Recommended Systems | DVR & NVR Security Systems |
| Recommended Use | CCTV & Continuous Video Recording |
| Warranty | 2 Years |
Recommended Applications
- CCTV Surveillance Systems
- DVR Security Systems
- NVR Security Systems
- Multi-Camera Surveillance Systems
- Home Security Systems
- Office Surveillance Systems
- Retail Store Security
- Warehouse Surveillance
- Commercial CCTV Installations
- 24/7 Video Recording Systems
Compatibility Note: Confirm that your DVR, NVR or surveillance system supports a 3.5-inch SATA hard drive and 4TB storage capacity before installation.

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