Western Digital Corp. WD2500SD hard drive specifications
Western Digital Caviar RE SATA 250 GB Hard Drive
Life in a desktop computer doesn't compare to the extreme environment in an always-on, high duty cycle RAID system. What's needed is a drive engineered to thrive in a high-intensity RAID system while still offering traditional low cost-per-capacity desktop value. That drive is the WD RE. Designed and manufactured to enterprise-class standards, WD RE drives provide enhanced reliability in a 24x7, continuous duty cycle environment.
Recommended software for Western Digital Corp. WD2500SD status and S.M.A.R.T. monitoring is ActiveSMART www.ariolic.com
Manufacturer
HDD Part Number
WD2500SD
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
250 GB
Interface Type
Serial ATA-150
Buffer Size
8 MB
Features
FlexPower, Data Lifeguard, Fluid Dynamic Bearing (FDB) motor
Performance
Drive Transfer Rate
150 MBps
Internal Data Rate
61 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
1,000,000 hour(s)
Storage Hard Drive / Non-Recoverable Errors
1 per 10^14
Storage Controller
Type
None
Expansion / Connectivity
Interfaces
1 x Serial ATA-150 - 7 pin Serial ATA
Compatible Bays
1 x Internal - 3.5" x 1/3H
Compatible Slots
x None
Manufacturer Warranty
Service & Support
5 years warranty
Service & Support Details
Limited warranty - 5 years
Environmental Parameters
Min Operating Temperature
41 �F
Max Operating Temperature
131 �F
Humidity Range Operating
5 - 95%
Vibration Tolerance
0.75 g @ 20-300 Hz (operating) / 4 g @ 20-500 Hz (non-operating)
Sound Emission
26 dBA
0.0888