WD Purple 2TB Surveillance Hard Drive – 3.5" HDD for 24/7 Security Systems
Uncompromising Storage for Surveillance
The WD Purple 2TB surveillance hard drive is engineered specifically for CCTV, DVR, and NVR security systems. Unlike average desktop drives designed for short, intermittent use, this drive is built for the harsh, 24/7 always-on environment of high-definition surveillance.
Designed to help withstand elevated heat fluctuations and equipment vibrations typically found in NVR environments, WD Purple delivers reliable, surveillance-class storage you can depend on.
Key Benefits
- Surveillance-Class Design – Built for continuous, 24/7 operation in high-definition security systems.
- Engineered for NVR Environments – Helps handle elevated temperatures and vibration in network video recorders.
- Improved Power Efficiency – Some of the latest WD Purple models (WD22PURZ, WD42PURZ, and WD63PURZ) feature enhanced power efficiency.
- Up to 64 Cameras Supported – Supports up to 64 single-stream HD cameras (6TB and above), with flexibility for systems using multiple streams per camera.
- Enhanced Durability – Designed for mainstream DVRs and NVRs with an MTBF of up to 1 million hours and tarnish-resistant components.
- Wide Compatibility – Built for seamless integration with a broad range of industry-leading enclosures and chipsets.
Industry-Leading Surveillance Storage
Western Digital is a worldwide leader in the hard drive industry. WD Purple surveillance storage is engineered for high-temperature, always-on security systems to help ensure quality video playback when it matters most—whether you’re protecting loved ones or monitoring your business.
AllFrame Technology for Better Video Playback
All WD Purple drives feature Western Digital’s exclusive AllFrame technology, which improves ATA streaming to help:
- Reduce frame loss
- Improve overall video playback
- Enhance performance across a range of security video solutions
Enhanced Workload Rating
WD Purple drives are designed to handle the unique demands of mainstream video surveillance DVR and NVR systems, featuring:
- Workload rating up to 180 TB/year – Up to three times that of typical desktop drives
Designed for Today’s and Tomorrow’s Systems
With support for more than eight bays and an MTBF of up to 1 million hours, WD Purple drives are engineered for:
- 24/7 operation in mainstream surveillance DVRs and NVRs
- Reliable operation even in harsh environments, with tarnish-resistant components
Modern recorders support multiple video streams per camera, and WD Purple drives support up to 64 single-stream HD cameras (6TB and above). They can also support many of the latest cameras that transmit multiple streams to enable basic AI functionality, offering flexibility to upgrade or expand your security applications over time.
Proactive Storage Management with WDDA
Western Digital Device Analytics (WDDA) provides detailed operational and diagnostic data to supported systems. Algorithms interpret this data and direct the system to alert administrators with specific recommended actions to address potential issues.
WDDA is designed to help:
- OEMs
- System integrators
- IT professionals
better monitor and proactively manage supported storage devices to maintain optimal operation.
Specifications
General
| Feature | Detail |
|---|---|
| Type | HDD |
| Hard drive size | 3.5" |
| Hard drive storage capacity | 2TB |
| Component for | Surveillance system |
| 24/7 operation | Yes |
| Maximum number of cameras supported | 64 |
| Workload rate limit | 180 TB/year |
| Mean time between failures (MTBF) | 1,000,000 h |
| Noise level (idle) | 21 dB |
Interface
| Feature | Detail |
|---|---|
| Interface | Serial ATA |
Power
| Mode | Power Consumption |
|---|---|
| Read | 3.8 W |
| Write | 3.8 W |
| Idle | 3.2 W |
Weight & Dimensions
| Dimension / Weight | Value |
|---|---|
| Width (W) | 101.6 mm |
| Depth (D) | 147 mm |
| Height (H) | 26.1 mm |
| Weight | 450 g |
Warranty
| Feature | Detail |
|---|---|
| Manufacturer warranty | 3 years |
