WD Purple 4TB Surveillance Hard Drive | 3.5" SATA 6Gb/s | WD44PURZ

The WD Purple 4TB is purpose-built for continuous surveillance operations, delivering the durability and performance that security systems demand. Its AllFrame technology minimizes frame loss during video streaming, ensuring smooth playback across your monitoring infrastructure. With a robust 180TB annual workload capacity, this drive handles the demands of up to 64 HD cameras simultaneously, making it ideal for large-scale NVR and DVR deployments. The 5400 RPM spindle and 128MB cache provide consistent 175 MB/s transfer rates, while tarnish-resistant components and support for multi-bay configurations enhance longevity in demanding environments. Backed by Western Digital's 3-year limited warranty, the WD44PURZ offers surveillance-grade reliability you can depend on around the clock.

Features
Surveillance-Class Storage: Built for 24/7, always-on, high-definition security systems.
AllFrame™ Technology: Reduces frame loss and improves video playback optimizations.
High Workload Rating: Supports a workload rate of up to 180 TB/year, handling up to three times the workload of desktop drives.
Wide Camera Support: Optimized to support up to 64 single-stream HD cameras.
Enhanced Reliability: Tarnish-resistant components and support for storage systems with more than eight drive bays.
3-Year Limited Warranty: Backed by Western Digital’s industry-leading warranty.

Specifications
Capacity: 4TB
Interface: SATA 6 Gb/s
Form Factor: 3.5-Inch
Recording Technology: CMR (Conventional Magnetic Recording)
Cache: 128 MB
RPM: 5400 RPM Class
Max Transfer Rate: Up to 175 MB/s
Dimensions (L x W x H) (inches): 5.79" x 4.00" x 1.03"
Shipping Dimensions (L x W x H) (inches): Approx. 6.6" x 5.5" x 3.5"
Weight: 1.26 lbs (0.57 kg)