HITACHI 3.5" 4TB 7.2K SATA Hard Drive

HITACHI 3.5" 4TB 7.2K SATA

Configuration
Interface: SATA 6Gb/s
Capacity (GB) at 512 bytes/sector: 4TB 
Form factor: 3.5-inch 
Sector size (bytes): 512e , 512n 
Max. areal density (Gbits/sq. in): 446 (512e) , 475 (512n) 

Performance
Data buffer (MB): 64 
Rotational speed (RPM): 7200 
Interface transfer rate (MB/s, max): 600 
Sustained transfer rate (MB/s, typical): 171 (512e), 181 (512n) 
Seek time (read, ms, typical): 8.0 

Reliability
Error rate (non-recoverable, bits read): 1 in 1015 
Load/Unload cycles (at 40° C): 600,000 
Availability (hrs/day x days/wk): 24x7 
MTBF1 (M hours): 2.0 
Annualized Failure Rate1 (AFR): 0.44% 

Acoustics
Idle (Bels, typical): 2.9 

Power
Requirement: +5 VDC (+/-5%) +12VDC (+10%/-8%)
Startup current (A, max): 1.2 (+5V), 2.0 (+12V) 
Read/write (W): 11.4 
Idle (W, avg): 6.9 
Unload idle (W): 5.7 

Physical size
z-height (mm, max): 26.1 
Dimensions (width x depth, mm): 101.6 (+/-0.25) x 147
Weight (g, typical): 690 

Environmental (operating)
Ambient temperature: 5o to 60o C 
Shock (half-sine wave 2 ms, G): 70 
Vibration (G RMS, 5 to 500 Hz): 0.67 (XYZ) 

Environmental (non-operating)
Ambient temperature: -40o to 70o C 
Shock (half-sine wave, 1ms, G): 300 
Vibration (G RMS, 5 to 500 Hz): 1.04 (XYZ)