Western Digital Ultrastar 7K6 3.5" 4000 SAS

HDD speed: 7200 RPM Average latency: 4.16 ms HDD size: 3.5" Write seek time: 8.6 ms Mean time between failures (MTBF): 2000000 h Start/stop cycles: 600000 Storage drive buffer size: 256 MB Read seek time: 8 ms HDD capacity: 4 TB HDD interface transfer rate: 12 Gbit/s Power consumption (idle): 7 W Power consumption (typical): 12.1 W Operating voltage: 5 / 12 V Non-operating vibration: 1.04 G Non-operating shock: 300 G Operating shock: 70 G Storage temperature (T-T): -40 - 70 °C Operating temperature (T-T): 5 - 60 °C Operating vibration: 0.67 G Depth: 147 mm Width: 101.6 mm Height: 26.1 mm Weight: 715 g Interface: SAS Type: HDD Component for: Server/workstation