Hitachi Ultrastar A7K4000 HUS724040ALE640 4TB 7200RPM SATA3-SATA 6.0 GB-s 64MB Hard Drive (3.5 inch)

Specifications

• Mfr Part Number: A7K4000 HUS724040ALE640
• Capacity: 4 TB
• Rotational Speed: 7200 rpm
• Cache: 64 MB
• Interface: SATA 6Gb/s
• Max. Transfer Rate: 600 MB/s
• Typical Sustained Transfer Rate: 171 MB/s
• Seek time: 8.0ms
• Shock (half-sine wave):
  • Operating: 70G @ 2ms
  • Non-operating: 300G @ 1ms
• Vibration (5 to 500 Hz):
  • Operating: 0.67G RMS (XYZ)
  • Non-operating: 1.04G RMS (XYZ)
• Acoustics: Idle - 2.9 Bels
• Power:
  • Power Requirement: +5 VDC (+/-5%), +12 VDC (+10% / -8%)
  • Startup current(max.): 1.2 A(+5V), 2.0 A(+12V)
  • Read/Write: 11.4 W
  • Idle(avg): 6.9W
  • Unload Idle: 5.7W
• Form Factor: 3.5 inch
• MTBF: 2,000,000 hours
• Dimensions (WxDxH): 101.6(+/-0.25) x 147.0 x 26.1 mm
• Weight: 690.0 g