Western Digital Corp. AC28400 hard drive specifications
WD Caviar hard drive - 8.4 GB - ATA-66
The award-winning WD Caviar family provides the best combination of performance, reliability and value for today's entry-level and mainstream desktop systems. WD Caviar Enhanced IDE (EIDE) hard drives offer Ultra ATA/66, 5400 RPM spindle speeds, low seek times, high capacity, a 512 or 2048 KB cache buffer, and up to 66.6 MB/s data transfer rates, all of which adds up to a fast data delivery system.
Recommended software for Western Digital Corp. AC28400 status and S.M.A.R.T. monitoring is ActiveSMART www.ariolic.com
Manufacturer
HDD Part Number
AC28400
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
5.7 in
Height
1 in
Weight
1.1 lbs
Hard Drive
Form Factor
Capacity
8.4 GB
Interface Type
ATA-66
Buffer Size
512 KB
Bytes per Sector
512
Performance
Drive Transfer Rate
66.6 MBps
Internal Data Rate
21.3 MBps
Seek Time
9.5 ms (average)
Track-to-Track Seek Time
2 ms
Average Latency
5.5 ms
Spindle Speed
5400 rpm
Reliability
Mean time before failure
500,000 hour(s)
Storage Hard Drive / Non-Recoverable Errors
1 per 10^13
Start / Stop Cycles
40,000
Storage Controller
Type
None
Expansion / Connectivity
Connections
1 x Storage - ATA-66 - 40 pin IDC
Compatible Bays
1 x Internal - 3.5" x 1/3H
Miscellaneous
Cables Included
None
Power
Power Device
None
Software / System Requirements
Software Included
None
OS Required
None
Manufacturer Warranty
Service & Support
1 year warranty
Service & Support Details
Limited warranty - Parts and labor - 1 year - Bring-in
Environmental Parameters
Min Operating Temperature
41 �F
Max Operating Temperature
131 �F
Humidity Range Operating
5 - 85%
Shock Tolerance
10 g @ 2ms half-sine pulse (operating)
Vibration Tolerance
0.8 g @ 20-250 Hz (operating) / 4 g @ 50-500 Hz (non-operating)
Sound Emission
34 dBA
Max Altitude Operating
9840 ft
0.0716