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Western Digital 1TB WD11PURZ WD Purple Surveillance Internal Hard Drive HDD – SATA 6 Gb/s, 64 MB Cache, 3.5″

Western Digital 1TB WD Purple Surveillance Internal Hard Drive (WD11PURZ) is a purpose-built HDD for 24/7 surveillance systems, offering reliable performance for high-definition security camera setups. Key features include SATA 6 Gb/s speed, 64 MB cache, and support for up to 64 cameras with optimized bandwidth. Its AllFrame 4K technology reduces video interruptions and frame loss, while enhanced workload handling (up to 180 TB/year) ensures durability. Designed for low-noise environments, it tolerates vibrations in multi-drive systems. Benefits include seamless continuous recording, compatibility with most surveillance platforms, and energy efficiency. Unique selling points: Tailored for surveillance workloads, superior error-correction for smooth video, and industry-leading reliability in high-stress security applications.

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Engineered for mainstream surveillance systems

WD AllFrame technology delivers optimizations for write-intensive, low bit-rate, high stream-count workloads typical to mainstream surveillance applications

Supports up to 180 TB/yr workload rate(3) | (3) Workload Rate is defined as the amount of user data transferred to or from the hard drive. Workload Rate is annualized (TB transferred ? (8760 / recorded power-on hours)). Workload Rate will vary depending on your hardware and software components and configurations.

Support for up to 16 bays(7) | (7) 1TB through 2TB support up to eight bays; 3TB and above support up to 16 bays.

nTarnish-resistant components(6) | (6) Tarnish resistant components for capacities 3TB and higher.