Model number WD121PURZ

	Formatted capacity 12TB

	Form factor 3.5-inch

	Advanced Format (AF) Yes

	RoHS compliant Yes

	Cameras supported Up to 64

	Drive Bays Supported 16+

	Al Streams 32

	Firmware Feature Name AllFrame Al

	Tarnish resistant components Yes

	Interface transfer rate (max) Buffer to host : 6 Gb/s Host to/from drive (sustained) : 245 MB/s

	Cache (MB) 256

	Performance Class 7200 RPM. Air Based.

	Load/unload cycles 300,000

	Annualized workload rating 360TB/yr

	Non-recoverable read errors per bits read <1 in 1015

	MTBF 1,500,000

	Average power requirements (W) Read/Write : 6.6 Idle : 5.6 Standby and Sleep : 0.6

	Temperature (oC, on the base casting) Operating : 0 to 65 Non-operating : -40 to 70

	Shock (Gs) Operating (2 ms, read/write) : 30 Operating (2 ms, read) : 65 Non-operating (2 ms) : 250

	Acoustics (dBA) Idle : 20 Seek (average) : 29

	Item Dimension (L inchxW inchxH inch) 6 x 4 x 2 Weight 1.43 lb Warranty Information 3 Years