Western Digital Corp. WD400JD hard drive specifications
WD Caviar Blue WD400JD - hard drive - 40 GB - SATA-300
WD Caviar Blue Serial ATA hard drives have the features and capacities that are ideal for next-generation computers and low-end enterprise storage. Users benefit from a data transfer rate of 150 MB/s and an improved cabling that enables greater system design flexibility. Designers of enterprise storage systems and servers are increasingly using desktop-class, large-capacity SATA hard drives because of the advantages that the SATA interface provides.
Recommended software for Western Digital Corp. WD400JD status and S.M.A.R.T. monitoring is ActiveSMART www.ariolic.com
Manufacturer
HDD Part Number
WD400JD
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
1.5 lbs
Hard Drive
Form Factor
Capacity
40 GB
Interface Type
Serial ATA-300
Buffer Size
8 MB
Performance
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
Storage Hard Drive / Non-Recoverable Errors
1 per 10^14
Start / Stop Cycles
50,000
Storage Controller
Type
None
Expansion / Connectivity
Interfaces
1 x Serial ATA-300 - 7 pin Serial ATA
Compatible Bays
1 x Internal - 3.5" x 1/3H
Compatible Slots
x None
Environmental Parameters
Min Operating Temperature
41 �F
Max Operating Temperature
131 �F
Humidity Range Operating
5 - 95%
Vibration Tolerance
3 g @ 10-300 Hz (operating) / 4 g @ 20-300 Hz (non-operating)
Sound Emission
33 dBA
Max Altitude Operating
10170 ft
0.0947