Western Digital Corp. WD400BB hard drive specifications
Western Digital Caviar 40 GB DMA/ATA-100 (Ultra)
Western Digital - the leader for high quality hard drives, introduces the Caviar - a high performance hard disk drive. This series uses Western Digital's proven technology and quality manufacturing to deliver outstanding performance and reliability. Western Digital hard drives are specifically designed and tested for flawless operation in your equipment. Its large capacity and high speed make it the perfect choice for demanding applications. The Caviar offers superior quality and reliability at an affordable price.
Recommended software for Western Digital Corp. WD400BB status and S.M.A.R.T. monitoring is ActiveSMART www.ariolic.com
Manufacturer
HDD Part Number
WD400BB
Hard drive health monitoring software
ActiveSMART by Ariolic Software. Click to download ActiveSMART
General
Device Type
Hard drive - Internal hard drive
Width
4 in
Depth
5.8 in
Height
1 in
Weight
1.3 lbs
Hard Drive
Form Factor
Capacity
40 GB
Interface Type
ATA-100
Buffer Size
2 MB
Features
Shock Guard, Data Lifeguard, Fluid Dynamic Bearing (FDB) motor
Performance
Drive Transfer Rate
100 MBps
Seek Time
8.9 ms (average) / 21 ms (max)
Track-to-Track Seek Time
2 ms
Average Latency
4.2 ms
Spindle Speed
7200 rpm
Reliability
Mean time before failure
500,000 hour(s)
Storage Hard Drive / Non-Recoverable Errors
1 per 10^14
Start / Stop Cycles
40,000
Storage Controller
Type
None
Expansion / Connectivity
Interfaces
1 x ATA-100 - 40 pin IDC
Compatible Bays
1 x Internal - 3.5" x 1/3H
Compatible Slots
x None
Manufacturer Warranty
Service & Support
3 years warranty
Service & Support Details
Limited warranty - Replacement - 3 years
Environmental Parameters
Min Operating Temperature
41 �F
Max Operating Temperature
131 �F
Humidity Range Operating
5 - 85%
Shock Tolerance
65 g @ 2ms half-sine pulse (operating) / 350 g @ 2ms half-sine pulse (non-operating)
Vibration Tolerance
0.25 g @ 5-500 Hz (operating) / 4 g @ 20-500 Hz (non-operating)
Max Altitude Operating
9840 ft
0.0890