The Western Digital 18TB Purple Pro 7200 rpm SATA III 3.5" Internal Surveillance Hard Drive is specially designed for advanced AI-enabled recorders, video analytics appliances, deep-learning servers, and cloud solutions that can take advantage of large-capacity storage with exceptional performance and increased workload capacity. This 8TB hard drive supports up to 64 high-definition surveillance cameras and incorporates AllFrame AI technology, which enhances video playback, reduces frame loss, enables the recording of multiple streams per camera, and supports up to 32 AI streams per drive for deep learning analytics within the system.
Featuring a SATA III 6 Gb/s interface, sustained data transfer speeds of up to 272 MB/s, and a cache of 512MB, this hard drive ensures uninterrupted data transfers. Its durability is reinforced by a load/unload cycle rating of 600,000, an annualized workload rating of 550TB per year, an MTBF rating of 2.5 million hours, and a <1 in 1015 non-recoverable read errors per bit read. These specifications guarantee reliable performance, data integrity, and drive reliability, particularly in larger-scale systems and enclosures where operational vibration is present.