Axioms Enterprise Class hard drives are leading the industry with a range of high capacity enterprise drive options. These drives feature enterprise class reliability with the power and performance efficiencies that make them ideal for capacity optimized, 24x7 multi-drive server and storage environments.
Note:
Specifications
Specifications
Part Number: 694374-B21-AX
Capacity: 4TB
Interface: 6Gb/s & 3Gb/s SATA
Reliability/Data Integrity
Error Rate (non-recoverable, bits read): 1 in 10^15
MTBF (M hours): 2.0
Load/Unload Cycles: 600,000
Availability (hrs/day x days/wk): 24Ã-7
Performance
Data Buffer (MB): 64
Rotational Speed (RPM): 7200
Interface transfer rate (MB/sec, max): 600
Sustained transfer rate (MB/sec, typ.): 171 //181
Seek Time (read, ms, typical): 8.0
Power Management
Requirement: 5 VDC +12 VDC (+10%/-8%)
Requirement Start-up (W, peak, max): 1.2A (+5V), 2.0A (+12V)
Requirement Read/Write (W, avg): 11.4
Unload Idle (W): 5.7
Environmental
(Operating)
Ambient temperature: 5º to 60º C
Shock (half-sine wave): 70
Vibration (5 to 500 Hz): 0.67 (XYZ)
(non-operating)
Ambient temperature: -40º to 70º C
Shock (half-sine wave): 300
Vibration (5 to 500 Hz): 1.04 (XYZ)
As used for storage capacity, one megabyte (MB) = one million bytes, one gigabyte (GB) = one billion bytes, and one terabyte (TB) = one trillion bytes. Total accessible capacity varies depending on operating environment.
Specs based on Hitachi P/N: 0F14683 and are subject to change without notification.