Seagate Barracuda ST4000DM004 internal hard drive 4 TB 5400 RPM 256 MB 3.5" Serial ATA III

Average latency: 6 ms Interface: Serial ATA III Type: HDD Storage drive buffer size: 256 MB HDD speed: 5400 RPM HDD capacity: 4 TB HDD number of heads: 4 HDD interface transfer rate: 6 Gbit/s Bytes per sector: 4096 HDD size: 3.5" Start/stop cycles: 300000 Component for: PC Operating voltage: 5 / 12 V Power consumption (idle): 2.5 W Power consumption (standby): 0.25 W Power consumption (typical): 5 W Start-up current: 2 A Operating vibration: 0.25 G Non-operating vibration: 3 G Non-operating shock: 300 G Storage temperature (T-T): -40 - 70 °C Operating temperature (T-T): 0 - 60 °C Operating relative humidity (H-H): 5 - 90% Operating shock: 80 G Width: 101.6 mm Weight: 490 g Height: 20.2 mm Depth: 147 mm Storage drive adapter included: No Drive ready time: 10 s Compliance certificates: RoHS Harmonized System (HS) code: 84717050 Warnings: Do not open or disassemble.