The WD Purple Pro WD221PURP 22TB internal hard drive is purpose-built for video surveillance and smart video workloads. With a 22TB capacity, this 3.5" SATA drive delivers the space you need for extensive camera coverage and long retention, while its 7200 RPM speed and 512MB cache provide strong throughput for high-definition video streams.

Engineered for continuous 24x7 operation in DVRs and NVRs, the WD Purple Pro combines reliability with performance to keep your security system running smoothly around the clock. It is designed to handle demanding surveillance environments and offers features that minimize interruptions and maximize uptime.

• 22TB capacity with a 512MB cache for ample storage headroom and fast access to video data
• 3.5-inch internal form factor with SATA 6Gb/s interface for broad compatibility with security systems
• 7200 RPM hard drive speed for accelerated recording, playback, and data retrieval
• AllFrame technology helps reduce frame loss and video interruptions, improving overall reliability
• Optimized for surveillance workloads and smart video analytics, supporting multi-camera deployments
• Built to withstand continuous, 24x7 operation in demanding environments

Choose the WD Purple Pro WD221PURP for enterprise-grade surveillance storage that delivers large capacity, steady performance, and dependable uptime to keep your security ecosystem running at peak efficiency.