The WD Red Pro 22TB NAS Hard Drive is engineered for demanding NAS and business storage environments requiring high-capacity, reliable performance. Featuring a 7200RPM spindle speed, 512MB cache and CMR technology, it delivers dependable performance for data-intensive workloads, backups and multi-user storage environments. Optimised with NASware 3.0 technology and built for continuous 24x7 operation, the WD Red Pro is designed for tower and rack-mounted NAS systems. With its massive 22TB capacity and 5-year warranty, it is an ideal storage solution for growing businesses and professional NAS deployments.