Western Digital WD2500SB RE edition EIDE / ATA / PATA Hard Drive

Western Digital Part #/MPN: WD2500SB

DiscTech Item #: WDC-WD2500SB-NP-OE


$79.00
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    This item is currently (nearly) out of stock. It may be possible to arrange fast shipment. If you need it urgently call us. Otherwise, it usually ships within 1 week.

$79.00

Capacity: 250GB

Speed: 7,200RPM

Interface Types: IDE ATA 3.5in

Form Factor: 3.5inx1.0in LFF Hard Drive

Sector Size: 512 / 512e

Average Seek Time: 8.9 / 10.9

Electrical Interface: EIDE Ultra ATA100 100MBps

On-Board Cache: 8MB

Western Digital Caviar RE Edition 250GB 7.2K EIDE / PATA / Ultra ATA Hard Drive WD2500SB - New Pull

Western Digital Caviar RE Edition 250GB 7.2K EIDE / PATA / Ultra ATA Hard Drive WD2500SB - New Pull

Physical Specifications
Formatted Capacity 1251,000 MB
Interface40-pin EIDE
Actuator TypeRotary Voice Coil
Number of Disks3
Data Surfaces6
Number of Heads6
Bytes Per Sector512
User Sectors Per Drive490,234,752
Servo TypeEmbedded


Performance Specifications
Average Seek 1
- Read
- Write
8.9 ms average
10.9 ms average
Track-to-Track Seek2.0 ms average
Full Stroke Seek 21 ms average
Index Pulse Period8.3 ms (nominal)
Average Latency4.2 ms (nominal)
Rotational Speed7200 RPM (nominal)
Buffer Size8 MB
Data Transfer Rate (maximum)
- Buffer to Host





- Buffer to Disk

100 MB/s (Mode 5 Ultra ATA)
66.6 MB/s (Mode 4 Ultra ATA)
33.3 MB/s (Mode 2 Ultra ATA)
16.6 MB/s (Mode 4 PIO)
16.6 MB/s (Mode 2 multi-word DMA)

748 Mbits/s maximum

Click here to view the manufacturer's item description/brochure

Weight: 1.8 lb

Warranty: 1 Year DiscTech

New Pull

Condition Levels Explained

The product has been mounted in a brand new system (e.g. server), then removed from the system, before entering service. These products may have some hours of usage due to system build time / burn-in / testing etc. New Pulls are guaranteed to have at least 95% (often 99%) of their service life remaining , they may show signs of being physically mounted and dismounted. All handling is performed by trained technicians, taking full ESD precautions.

1 Year DiscTech Warranty

Product Warranties Explained

The product has a DiscTech warranty for the time period specified. View our limited warranty