SUPERMICRO ST3400620NS - 400GB 7.2K SATA HDD LFF ST3400620NS
Model Number : ST3400620NS
Interface : SATA 3.0Gb/s
Cache : 16 MBytes
Capacity : 400 GB
Guaranteed Sectors : 781,422,768
Number of pins on the I/O connector : 22
Height (max) : 26.1 mm (1.028 inches)
Width (max) : 101.6 mm (4.000 inches)
Length (max) : 146.99 mm (5.787 inches)
Weight (typical) : 635 grams (1.40 pounds)
European Union Restriction of Hazardous Substances : Y
Spindle Speed : 7200 rpm
Native Command Queuing : Y
Average latency : 4.16 msec
Random read seek time : <8.50 msec
Random write seek time : <10.0 msec
Maximum interface transfer rate : 300 Mbytes/sec.
MTBF : 1,200,000 hours
Annual Failure Rate : 0.73 %
Unrecoverable read errors : 1 14
Average idle current : 9.30 watts
Average operating power : null watts
Average seek power : 12.60 watts
Standby power : 0.80 watts
Sleep power : 0.807 watts
Maximum start current, DC : 2.80 amps
Operating : 5 to 55 degrees C
Nonoperating : -40 to 70 degrees C
Maximum operating temperature change : 20 degrees C per hour
Maximum nonoperating temperature change : 30 degrees C per hour
Maximum operating case temperature : 69 degrees C
Maximum allowable humidity change : 30 % per hour
Operating altitude (min) : -60.96 meters (-200 feet)
Operating altitude (max) : 3,048 meters (10,000 feet)
Nonoperating altitude (min) : -60.96 meters (-200 feet)
Nonoperating altitude (max) : 12,192 meters (40,000 feet)
Operating Shock (max) : 63 Gs at 2 msec
Nonoperating Shock (max) : 300 Gs at 2 msec
Operating vibration : 0.25 Gs at 5-22 Hz
Nonoperating vibration : 0.25 Gs at 5-22 Hz
Acoustics (Idle Volume) : 2.5 bels
Acoustics (Seek Volume) : 3.2 bels


