The 10TB Purple 5400 rpm SATA III 3.5" Internal Surveillance Hard Drive from WD is designed to withstand the stresses placed on it in a 24/7 surveillance system with 8+ drive bays. With support for up to 64 high-definition surveillance cameras, this 10TB hard drive can hold a large amount of data and gives you the ability to easily upgrade and expand your security system.
A SATA III 6 Gb/s interface, sustained data transfer speeds of up to 210 MB/s, and a 256MB cache all help to ensure uninterrupted data transfers. Furthermore, the drive's 300,000 load/unload cycles, annualized workload rating of 180TB per year, and <1 in 1014 non-recoverable read errors per bit read also help to ensure a strong operational life.