WD Purple drives are designed specifically for surveillance to assist them endure the high heat and vibrations found in NVR situations. The tough 24/7 always-on environment of a high-definition surveillance system is not what a typical desktop disk is built for. With WD Purple, you receive dependable surveillance-class storage that's been tested to work with a wide range of security systems, and some of our most recent versions (WD22PURZ, WD42PURZ, and WD63PURZ) feature better power efficiency. Frame loss is reduced and overall video playback is improved thanks to the exclusive AllFrameTM technology.
