Western Digital Ultrastar 7K6 3.5 4000 GB Serial ATA III

Interface: Serial ATA III | Type: HDD | Mean time between failures (MTBF): 2000000 h | Operating temperature (T-T): 5 - 60 °C | Write seek time: 8.6 ms | Operating voltage: 5 / 12 V | Average latency: 4.16 ms | Storage drive buffer size: 256 MB | Depth: 147 mm | Weight: 715 g | HDD speed: 7200 RPM | Non-operating vibration: 1.04 G | Non-operating shock: 300 G | Height: 26.1 mm | Width: 101.6 mm | HDD capacity: 4 TB | Power consumption (idle): 5.9 W | Storage temperature (T-T): -40 - 70 °C | HDD interface transfer rate: 6 Gbit/s | HDD size: 3.5" | Operating shock: 70 G | Component for: Server/workstation | Read seek time: 8 ms | Start/stop cycles: 600000 | Power consumption (typical): 7 W | Operating vibration: 0.67 G