WD WD WD2500AAJB Caviar Blue 250GB 3.5 inch 7200 rpm PATA Internal Hard Drive

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About the WD WD2500AAJB

WD WD2500AAJB Caviar Blue 250GB hard drive with PATA interface and cache size is 8MB. WD continues to develop new and innovative ways to keep drives cool while they are operating which helps protect the drive and the data stored on it. The recording head never touches the disk media ensuring significantly less wear to the recording head and media as well as better drive protection in transit.

WD WD2500AAJB Features

  • IntelliSeek: Calculates optimum seek speeds to lower power consumption, noise and vibration
  • ShockGuard: Instantaneously protects the hard drive against damage from bumps and vibrations while it is running. This technology enables WD Caviar drives to achieve industry-leading shock specifications

WD WD2500AAJB Specifications

Capacity 250GB
Interface PATA 100 MB/s
Formatted capacity 250,059 MB
User sectors per drive 488,397,168
SATA latching connector No
Form factor 3.5-inch
RoHS compliant Yes
Data transfer rate (max) Buffer to host: 100 MB/s3
Host to/from drive (sustained): 126 MB/s
Cache (MB) 8
Rotational speed (RPM) 7200
Load/unload cycles 300,000
Non-recoverable read errors per bit read <1 in 1014
Power: 12VDC peak (A, ±10%) 1.77
Average power requirements (W) Read/Write: 5.36
Idle: 4.92
Standby: 0.73
Sleep: 0.73
Operating Temperature 0 to 60 deg.C
Non-operating Temperature -40 to 65 deg.C
Shock (Gs) Operating (2 ms, read/write): 30
Operating (2 ms, read): 65
Non-operating (1 ms): 350
Average acoustics (dBA) Idle mode: 29
Performance seek mode: 30
Dimensions (H x L x W) 1.028 x 5.787 x 5.787"/5.787 x 147 x 101.6 mm
Weight 0.95 lb /0.43 kg
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