Name: WD42PURZ Western Digital Purple 4TB SATA 6Gb/s 5400 RPM 256MB Cache 3.5-Inch Surveillance Hard Drive
Brand: Western Digital
SKU: WD42PURZ
Price: 299.00 USD
Availability: InStock
Rating: 4.8 (130 reviews)

Product Overview
The WD42PURZ Western Digital Purple 4TB drive is designed to provide dependable storage for surveillance systems. It fits into environments that require steady, continuous video recording and is built to handle the workload of multiple high-definition cameras without sacrificing reliability.

General Information
Brand	Western Digital
Part Number	WD42PURZ

Technical Information
Capacity	4TB
Form Factor	3.5-inch
Disk Format	HDD
Cache	256MB
Spindle Speed	5400 RPM
Hybrid Drive	No
Compatible For	Surveillance Systems, NVR, DVR, CCTV
MTBF	1,000,000 hours

Interfaces/Ports
Interface	SATA 6GB/s

Physical Characteristics
Height	26.1 mm (1.028 in)
Width	101.6 mm (4.0 in)
Depth	147.0 mm (5.79 in)
Dimensions	26.1 mm x 101.6 mm x 147.0 mm (1.028 in x 4.0 in x 5.79 in)
Condition	Refurbished
Weight	1.76

Miscellaneous
Compliance Standards	WEEE, RoHS, CE, FCC

Product Description
The Western Digital Purple 4TB surveillance hard drive is built specifically to handle the demands of security camera systems. It's commonly used in DVRs and NVRs where continuous recording is crucial. Professionals managing surveillance setups and home users alike rely on this drive for consistent performance. Key Features Optimized firmware for 24/7 surveillance workloads Engineered to support up to 64 cameras simultaneously Low power consumption helps reduce heat and wear Error recovery controls prevent interruptions during recording Reliable operation in demanding, always-on environments This hard drive is typically found in security systems for businesses, homes, and public spaces where reliable video storage is essential. Its design helps ensure footage is recorded without loss or delay, making it a trusted component in surveillance setups.

Use Cases
The WD42PURZ Western Digital Purple 4TB hard drive is optimized for continuous video surveillance environments, ideal for security professionals and IT teams managing multi-camera setups. It excels in scenarios where reliable, high-capacity storage is critical for uninterrupted recording in both commercial and industrial facilities. How It's Used: Deployment in medium to large-scale video surveillance systems in retail stores requiring constant HD footage recording. Integration within enterprise-grade NVRs (Network Video Recorders) supporting high camera counts in corporate campuses. Utilization in smart city infrastructure projects for sustained monitoring and data retention from distributed camera networks. Implementation in transportation hubs, such as airports and train stations, to manage continuous surveillance workloads with high data throughput. Edge computing scenarios where local video analytics demand dependable onboard storage with low power consumption. This drive supports operational efficiency by enabling sustained write performance and enhanced reliability under heavy surveillance workloads. Its design allows scalability in expanding camera networks while maintaining consistent data integrity and system uptime.