WD Purple WD84PURZ 8TB 5640 RPM 128MB Cache SATA 6.0Gb/s 3.5 Internal Hard Drive Bare Drive

Capacity up to 8TB Engineered specifically for mainstream surveillance systems AllFrame technology delivers optimizations for write-intensive, low bit-rate, high stream-count workloads typical to mainstream surveillance applications Supports up to 180 TB/yr workload rate Support for up to 16 bays Tarnish-resistant components 3-year limited warranty