WD Purple Pro 24TB 3.5" SATA III 7200RPM Surveillance Hard Drive (WD240PURP)

The WD Purple Pro 24TB is an enterprise-class surveillance hard drive purpose-built for advanced AI-enabled video recording systems, video analytics servers and deep-learning storage platforms. Designed to operate reliably in demanding 24/7 environments, it combines massive capacity, high sustained performance and industry-leading workload endurance.

Featuring AllFrame AI technology, CMR recording and a 550TB/year workload rating, the Purple Pro series is optimised for large-scale CCTV deployments, smart city infrastructure and multi-bay NVR systems where data integrity and continuous recording are critical.

Key Features

✅ Massive 24TB surveillance-grade capacity
✅ SATA III 6Gb/s interface
✅ 7200RPM rotational speed
✅ Conventional Magnetic Recording (CMR) technology
✅ Western Digital AllFrame AI technology
✅ Supports up to 64 HD cameras plus 32 AI streams
✅ Optimised for AI analytics and deep-learning workloads
✅ 512MB cache buffer
✅ Sustained transfer speeds up to 287MB/s
✅ 550TB per year workload rating
✅ Tarnish-resistant components for harsh environments
✅ Multi-bay enclosure optimised
✅ Western Digital Device Analytics (WDDA) support
✅ 2.5 million hour MTBF rating
✅ 5-year limited manufacturer warranty
✅ Industry-standard 3.5" form factor (26.1mm height)

Purpose-Built for Smart Video & AI Surveillance

WD Purple Pro drives are engineered specifically for:

• AI-enabled NVR systems
• Video analytics servers
• Deep-learning workloads
• Enterprise CCTV deployments
• Cloud-based surveillance storage
• RAID and JBOD arrays

They maintain performance and reliability even under continuous multi-stream write workloads typical of large surveillance environments.

AllFrame AI Technology

Western Digital’s AllFrame AI technology helps reduce frame drops and improves video playback integrity while supporting up to 32 concurrent AI streams alongside standard video recording. This ensures accurate data capture for facial recognition, object detection and behavioural analytics systems.

Built for 24/7 Reliability

With a workload rating of 550TB/year, tarnish-resistant electronics and full multi-bay support, the WD Purple Pro series is designed to deliver dependable operation in always-on, high-density installations.

Technical Specifications

Model: WD240PURP
Series: WD Purple Pro

Capacity: 24TB
Form Factor: 3.5 inch
Interface: SATA III 6.0Gb/s
Recording Technology: CMR
Rotational Speed: 7200 RPM
Cache Buffer: 512MB
Max Transfer Rate: Up to 287MB/s
Camera Support: Up to 64 single-stream HD cameras
AI Streams: Up to 32 concurrent streams
Workload Rating: 550TB/year
MTBF: Up to 2,500,000 hours
Operating Temperature: 0°C to 65°C
Non-Operating Temperature: -40°C to 70°C
Dimensions: 147 × 101.6 × 26.1 mm
Weight: 750g
Warranty: 5 Years Limited