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WD Purple Surveillance Hard Drive / 4TB / SATA 6Gb/s / 3.5" / AllFrame Technology / 180TB Annual Workload / Supports 64 HD Cameras / 16 Bays / Corrosion-Resistant Components / 3-Year Warranty
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Top Highlights:
- Up to 8 TB Total Capacity for Extended Video Storage Needs
- AllFrame Technology Reduces Frame Loss and Improves Playback
- 1,000,000 Hour MTBF for Maximum Reliability in 24/7 Operation
- Rotational Vibration Sensors Mitigate Multi-Drive Environment Vibrations
- CMR Technology for Conventional Magnetic Recording Performance
- Anti-Corrosion Components for Durable Operation in Demanding Environments... more info
Model:
WD44PURZ
Brand: WESTERN DIGITAL (WD)
Warranty: 3 years
Contact your Sales Executive to obtain your first password.
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Product Specifications
WD Purple™
The WD Purple® Surveillance Hard Drive is specifically designed for mainstream surveillance systems operating 24/7. Optimized for write-intensive workloads with multiple video streams, this hard drive offers reliable, high-performance storage for professional security applications. With WD AllFrame™ technology that reduces frame loss and improves video playback, it's the ideal solution for modern DVRs and NVRs.
Key Features
- WD AllFrame™ technology to reduce video frame loss and improve recording and playback
- Capacity up to 8TB for extended video surveillance storage
- Workload rating of 180TB/year - up to three times more than desktop drives
- Support for up to 64 HD cameras with single stream at 3.2Mbps (1080p, H.265, 25 fps)
- Corrosion-resistant components for greater durability in demanding environments
- Compatible with systems up to 16 drive bays
- CMR (Conventional Magnetic Recording) technology for conventional recording
- RV (Rotational Vibration) sensors to mitigate vibrations in multi-drive environments
- Advanced Format (AF) for greater storage efficiency
Technical Details
Specifications
- Interface: SATA 6 Gb/s
- Form factor: 3.5 inches
- Maximum transfer rate: 215MB/s (host to/from drive)
- Cache: 256MB
- Load/unload cycles: 300,000
- MTBF: 1,000,000 hours
- Unrecoverable errors: <1 in 10^14 bits read
- Operating temperature: 32°F to 149°F
- Non-operating temperature: -40°F to 158°F
- Operating shock: 70Gs (read/write), 70Gs (read)
- Non-operating shock: 250Gs
- Acoustics: 24 dBA (idle), 28 dBA (seek average)
- Dimensions: 5.79 x 4.00 x 1.03 in
- Weight: 1.59 lb
Interfaces and Connectivity
- SATA 6Gb/s interface compatible with industry standards
- Compatibility with industry-leading chipsets and enclosures
- Seamless integration with existing DVR and NVR systems
- Support for multiple video streams per camera
- RAID error recovery control to reduce failures
- RoHS compliant (EU Directive 2011/65/EU)
- Standard connectivity for easy installation and expansion
Applications and Use Cases
Commercial Surveillance
Security systems for retail, offices, and commercial establishments requiring continuous 24/7 recording
Residential Security
NVR for homes with multiple surveillance cameras and remote monitoring
Critical Infrastructure
Surveillance systems for banks, hospitals, and government buildings demanding maximum reliability
