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
Western Digital Corp.

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


0.0774