Name: WD43PURZ Western Digital Purple 4TB SATA 6Gb/s 5400 RPM 256MB Cache 3.5-Inch Surveillance Hard Drive
Brand: Western Digital
SKU: WD43PURZ
Price: 216.39 USD
Availability: InStock
Rating: 4.8 (124 reviews)

Product Overview
The WD Purple 4TB Hard Drive (WD43PURZ) features a 5400 RPM speed and a 256MB cache, optimized for high-capacity video storage in surveillance applications. With a SATA 6Gb/s interface and a 3.5-inch form factor, it is designed to support multiple HD video streams continuously, making it an ideal solution for DVRs and NVRs. Built for 24/7 operation, it ensures reliability and performance in demanding security environments.

General Information
Brand	Western Digital
Part Number	WD43PURZ
Series	Purple

Technical Information
Capacity	4TB
Drive Type	Internal Hard Drive
Form Factor	3.5-inch
Disk Format	512e
Cache	256MB
Spindle Speed	5400 RPM

Interfaces/Ports
Interface	SATA 6GB/s

Physical Characteristics
Condition	Refurbished
Weight	1.76

Miscellaneous
Eco Friendly	Yes
Compliance Standards	CE

Product Description
The WD Purple 4TB Hard Drive (WD43PURZ) is specifically designed for high-capacity video storage in surveillance systems. With a rotational speed of 5400 RPM and a generous 256MB cache, this drive ensures efficient data access and smooth playback for video recordings. The SATA 6Gb/s interface provides fast data transfer rates, making it suitable for environments that require reliable performance. Its 3.5-inch form factor is compatible with most standard surveillance systems, and the drive is optimized for 24/7 operation, ensuring that it can handle continuous workloads in security applications. The WD Purple series is built with enhanced features to support multiple video streams, making it an ideal choice for DVRs and NVRs in both residential and commercial settings. Key Features: 4TB Storage Capacity: Ample space for storing high-definition video recordings. 5400 RPM Rotational Speed: Provides efficient performance for surveillance applications. 256MB Cache: Improves data access speeds, ensuring smooth video playback. SATA 6Gb/s Interface: Delivers fast and reliable data transfers, suitable for high-demand environments. 3.5" Form Factor: Designed for easy integration into standard surveillance systems. Optimized for Surveillance: Engineered to support multiple HD video streams simultaneously. 24/7 Operational Design: Built to operate continuously in security systems. Enhanced Reliability: Features advanced technologies to reduce downtime and improve performance. Environmental Tolerance: Handles a wide range of operating temperatures for various installation scenarios. Data Integrity Features: Includes support for error recovery and other data protection mechanisms. The WD Purple 4TB Hard Drive is a reliable choice for those needing efficient video storage solutions, combining capacity, performance, and durability tailored for surveillance needs.

Use Cases
The WD Purple 4TB surveillance hard drive is designed for continuous operation in security-focused environments. It is best suited for IT professionals managing video storage in systems that require dependable recording of multiple HD surveillance streams without data loss or downtime. How It's Used: Deployed in enterprise-grade DVR and NVR systems for retail chains requiring constant video monitoring across multiple locations. Integrated within smart city infrastructure to support 24/7 video feeds from public safety cameras in urban environments. Used by security integrators in corporate campuses to archive high-resolution footage with reliable long-term storage playback. Implemented in transportation hubs such as airports and train stations where uninterrupted video surveillance is critical for safety and compliance. Employed in remote industrial facilities to ensure continuous recording from networked cameras under harsh operational conditions. This drive’s design for continuous workload and multi-stream support helps maintain operational efficiency in video surveillance networks. Its capacity and performance balance enable scalable storage solutions that accommodate growing security data demands without compromising system stability.