Description
Overview
The Western Digital WD Purple Pro 12TB is a 3.5-inch SATA III internal hard drive engineered for high‑end video surveillance, AI-enabled recorders and video analytics servers. It combines high capacity, sustained performance and an elevated workload rating to handle continuous multi‑stream recording and analysis.
Key features
- 12TB formatted capacity in a 3.5in form factor suitable for DVRs, NVRs and video servers.
- 7200 RPM spindle speed with a 512MB DRAM cache for improved sustained throughput.
- SATA III (6.0 Gb/s) interface and CMR recording technology for consistent write performance.
- Designed for heavy video workloads — up to 550 TB/year workload rating and AllFrame™ AI firmware to reduce dropped frames.
- Enterprise-class reliability with WDDA health diagnostics and a 5‑year limited warranty.
Who it suits
This drive is aimed at installers and system integrators deploying mid-to-large scale surveillance systems, AI/analytics appliances and video servers where continuous recording, long retention and robust drive health monitoring are required. It is not intended as a desktop or consumer external drive.
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