Western Digital Purple Pro (WD221PURP) 22TB/512MB 3.5" 7200 RPM Hard Drive

When you need to capture endless streams of high-definition video and AI analytics without missing a frame, storage capacity and reliability become critical. The Western Digital Purple Pro (WD221PURP) 22TB/512MB 3.5" 7200 RPM Hard Drive is built for exactly that - a massive, always-on hard drive that keeps your smart surveillance system running smoothly day after day.

Key Features of a 22TB hard drive

• Capacity: 22 TB. Gives you enough space to store years of footage from dozens of cameras.
• Spindle Speed: 7200 rpm. Provides fast data access for smooth video playback and recording.
• Buffer Size: 512 MB. Helps handle burst writes from multiple camera streams without delay.
• Interface: SATA 6Gb/s. Ensures quick data transfer rates and easy integration with standard servers.
• Workload Rating: 550 TB/year. Designed to sustain heavy, continuous write operations typical of AI-enabled recorders.
• MTBF: 2,500,000 hours. Offers exceptional longevity, reducing the risk of unexpected drive failures.
• Power Consumption: 6.9 W (read/write). Balances performance with energy efficiency for 24 × 7 operation.
• AllFrame AI Technology: Supports up to 32 AI streams, minimising frame drops during deep-learning analytics.
• Compatibility: Fits 3.5" bays and works with up to 64 HD cameras, giving you flexibility to expand your system.

Why Choose Western Digital hard drive

If you manage a surveillance network, you know the frustration of storage that can’t keep up with the data flow, leading to lost footage or costly upgrades. Many hard drives struggle with the constant write load of modern AI-driven video analytics, forcing you to replace them frequently. The Western Digital Purple Pro hard drive is engineered for exactly this environment - it handles high-resolution streams, AI processing and continuous operation without compromising reliability. It’s the ideal solution for businesses that need a dependable, high-capacity storage backbone.

Benefits of Western Digital hard drive

• Reliability: MTBF of 2.5 million hours means fewer interruptions and lower maintenance costs.
• Scalability: Supports up to 64 cameras and 32 AI streams, allowing your system to grow with your needs.
• Efficiency: Low power draw reduces operating costs while delivering 7200 rpm performance.
• Data Integrity: Tarnish-resistant components and a 5-year warranty protect your investment.

Usages of a 22TB hard drive

A 22TB hard drive is perfect for AI-enabled video recorders, video analytics servers and deep-learning platforms that require massive, continuous storage. It fits seamlessly into large-scale surveillance installations, smart city cameras, retail analytics systems and any environment where 24 × 7 video capture and processing are essential.

Specifications