Features
Hard drive size	3.5"
Hard drive capacity	250 GB
Hard drive rotational speed	5400 RPM
Interface	Ultra-ATA/100
Type	HDD
Storage drive buffer size	2 MB
Full stroke seek	23 ms
Track to track seek time	0.8 ms
Average seek time	12 ms
Average latency	5.21 ms
Bytes per sector	512
Start/stop cycles	50000
Mean time between failures (MTBF)	600000 h

Energy Management
Power consumption	6 W
Power consumption (standby)	0.5 W
Power consumption (read)	6.5 W
Power consumption (write)	6.5 W
Power consumption (idle)	6 W

Energy Management
Operating voltage	5 / 12 V

Operational Conditions
Operating temperature range (T-T)	0 - 60 °C
Storage temperature range (T-T)	-40 - 70 °C
Operating relative humidity range	5 - 90%
Storage relative humidity range	5 - 95%
Operating vibration	1.5 G
Non-operating vibration	8 G
Operating shock	63 G
Non-operating shock	350 G

Weight & Dimensions
Width	101.6 mm
Height	25.4 mm
Depth	146.1 mm
Weight	635 g

Other features
Drive ready time	7 s