WD Purple Pro 22TB | WD221PURP | Cache Size-512MB | Cache Size 512MB | Surveillance Hard Drive 3.5mm” | SATA 6GB/s, transfer up to @265MB/s, RPM@7200

WD Purple Pro 22TB HDD (WD221PURP) is purpose-built for the next generation of smart video applications, including AI-enabled recorders, video analytics servers, and deep learning systems that demand superior capacity, performance, and reliability. Designed to meet the ever-growing storage requirements of modern surveillance infrastructures, this drive provides a massive 22TB capacity integrated with Western Digital’s exclusive OptiNAND™ technology to enhance performance, endurance, and efficiency.

Engineered with AllFrame™ AI technology, the WD Purple Pro 22TB optimizes video streams, allowing smooth support for up to 64 single-stream HD cameras and 32 concurrent AI streams. This makes it ideal for complex systems where real-time video analysis, facial recognition, object detection, and behavioral analytics are performed continuously without frame loss or data inconsistency.

The drive boasts a remarkable workload rating of 550TB/year, ensuring it can handle the rigors of 24/7 high-volume data recording and analysis. Its durable architecture features an impressive MTBF of up to 2.5 million hours, tarnish-resistant components, and full multi-bay support, making it a reliable choice for large-scale, mission-critical surveillance deployments.

Additionally, with Western Digital® Device Analytics (WDDA™), the WD Purple Pro 22TB offers proactive storage management and health monitoring, ensuring maximum uptime and system efficiency. Backed by a 5-year limited warranty, this hard drive is built for long-term performance in demanding, enterprise-grade surveillance environments.

Key Features:

• Huge 22TB capacity for massive data storage needs
• OptiNAND™ technology for enhanced storage efficiency and performance
• Supports up to 64 HD camera streams and 32 AI streams with AllFrame™ AI technology
• High durability with 550TB/year workload rating for 24/7 operation
• Exceptional reliability with an MTBF of 2.5 million hours
• Tarnish-resistant components and optimized for multi-bay systems
• Proactive drive monitoring with WDDA™ technology
• Backed by a 5-year limited warranty for peace of mind