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WD Caviar WD400BB - Hard drive


WD Caviar WD400BB - Hard drive

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Quick Details
  • 40 GB
  • internal
  • 3.5"
  • ATA-100
  • 7200 rpm
WD Caviar WD400BB - Hard drive
  • 40 GB
  • internal
  • 3.5"
  • ATA-100
  • 7200 rpm
  • buffer: 2 MB
  Additional Details
Mfr Part #: WD400BB
SHI Part #: 12671028
Category: Hard drives
UNSPSC: 43201803
Manufacturer: Western Digital
Product Type: Hardware
General Information
CategoryHard drives
DescriptionWD Caviar WD400BB - Hard drive - 40 GB - internal - 3.5" - ATA-100 - 7200 rpm - buffer: 2 MB
ManufacturerWestern Digital
UNSPSC43201803
Main Specifications
Dimensions & Weight / Depth14.7 cm
Dimensions & Weight / Height2.6 cm
Dimensions & Weight / Weight0.6 kg
Dimensions & Weight / Width10.2 cm
Hard Drive / Capacity40 GB
Hard Drive / Form Factor3.5" x 1/3H
Hard Drive / Hard Drive TypeInternal hard drive
Hard Drive / InterfaceATA-100
Hard Drive / InterfaceATA-100
Header / BrandWD
Packaged Quantity1
Service & Support / Type3-year warranty
Storage / TypeHard drive
Environmental Parameters
Humidity Range Operating5 - 85%
Max Altitude Operating3 km
Max Operating Temperature55 °C
Min Operating Temperature5 °C
Shock Tolerance65 g @ 2ms half-sine pulse (operating) / 350 g @ 2ms half-sine pulse (non-operating)
Vibration Tolerance0.25 g @ 5-500 Hz (operating) / 4 g @ 20-500 Hz (non-operating)
Expansion & Connectivity
Compatible Bay3.5" x 1/3H
Interfaces1 x ATA-100 - 40 pin IDC
General
Buffer Size2 MB
Capacity40 GB
Depth14.7 cm
Device TypeHard drive - internal
FeaturesFluid Dynamic Bearing (FDB) motor, Data Lifeguard, Shock Guard
Form Factor3.5" x 1/3H
Height2.6 cm
InterfaceATA-100
Weight0.6 kg
Width10.2 cm
Manufacturer Warranty
Service & SupportLimited warranty - replacement - 3 years
Performance
Average Latency4.2 ms
Drive Transfer Rate100 MBps (external)
Seek Time8.9 ms (average) / 21 ms (max)
Spindle Speed7200 rpm
Track-to-Track Seek Time2 ms
Reliability
MTBF500,000 hours
Non-Recoverable Errors1 per 10^14
Start / Stop Cycles40,000