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Key Features and Benefits

  • Industry’s most reliable hard drive with proven second-generation Seagate® perpendicular magnetic recording technology
  • SATA 3-Gb/s interface with Native Command Queuing (NCQ), the fastest interface available today
  • Sustained data rate: 806 Mb/s
  • Power:
    • Seek: 2.0 watts
    • Read: 2.0 watts
    • Write: 1.6 watts
  • 8-MB cache
  • 56 percent areal density increase from previous product generation
  • Robust design and high shock tolerance enable mobility for rugged notebook operating environments.
  • 900 Gs of non-operating shock make the drive ideal for notebook PCs and industrial applications

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Momentus 5400.4 SATA 3Gb/s 120-GB Hard Drive

ST9120817AS

Specifications
Model Number ST9120817AS
Interface SATA 3Gb/s
Cache 8MB
Capacity 120GB
Areal density (avg) 204Gb/in2
Guaranteed Sectors 234,441,648
PHYSICAL
Height 9.5mm (0.374 in)
Width 69.85mm (2.75 in)
Length 100.20mm (3.945 in)
Weight (typical) 102g (.23 lb)
PERFORMANCE
Spindle Speed 5,400 RPM
Average latency 5.6ms
Random read seek time 12.0ms
Random write seek time 14.0ms
RELIABILITY
Annual Failure Rate 0.7%
POWER
Maximum start current, AC 1.0A

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Find installation, troubleshooting and other support information for the Momentus 5400.4 Laptop Hard Drive.