WD Caviar Blue (250GB, SATA-300, 8MB Buffer) Specifications

WD Caviar Blue (250GB, SATA-300, 8MB Buffer)

Part Number: WD2500JS

General

  • Device Type
    Hard drive - internal
  • Device Type
    Hard drive - internal
  • Features
    Data Lifeguard, Shock Guard, WhisperDrive, Soft Seek , S.M.A.R.T.
  • Interface
    SATA 3Gb/s
  • Buffer Size
    8 MB
  • Weight
    1.32 lbs
  • Manufacturer
    Western Digital Corp.

Interface Provided

  • Qty
    1
  • Connector Type
    7 pin Serial ATA
  • Storage Interface
    Serial ATA-300
  • Interface
    Serial ATA-300

Miscellaneous

  • Compliant Standards
    RoHS

Expansion & Connectivity

  • Interfaces
    1 x SATA 3 Gb/s - 7 pin Serial ATA
  • Compatible Bays
    1 x 3.5" x 1/3H - internal

Performance

  • Internal Data Rate
    121.5 MBps, 93.5 MBps
  • Seek Time
    8.9 ms (average) / 21 ms (max)
  • Drive Transfer Rate
    300 MBps (external)
  • Average Latency
    4.2 ms
  • Spindle Speed
    7200 rpm
  • Track-to-Track Seek Time
    2 ms

Hard Drive

  • Form Factor
    3.5" x 1/3H
  • Interface Type
    Serial ATA-300
  • Spindle Speed
    7200 rpm
  • Features
    Data Lifeguard, Shock Guard, FlexPower, SecureConnect, Soft Seek, WhisperDrive
  • Hard Drive Type
    internal hard drive
  • Form Factor (Short)
    3.5"
  • Form Factor (metric)
    8.9 cm x 1/3H
  • Form Factor (Short) (metric)
    8.9 cm
  • Storage Interface
    Serial ATA-300
  • Interface
    Serial ATA-300
  • Average Seek Time
    8.9 ms
  • Max Seek Time
    21 ms
  • Track-to-Track Seek Time
    2 ms
  • Average Latency
    4.2 ms
  • Data Transfer Rate
    300 MBps
  • Internal Data Rate
    121.5 MBps, 93.5 MBps
  • Buffer Size
    8 MB
  • Non-Recoverable Errors
    1 per 10^15, 1 per 10^14
  • Start / Stop Cycles
    50000

Storage Controller (2nd)

  • Type
    none

Environmental Parameters

  • Min Operating Temperature
    41 °F, 32 °F
  • Max Operating Temperature
    140 °F, 131 °F
  • Humidity Range Operating
    5 - 95%
  • Sound Emission
    25 dBA
  • Shock Tolerance
    65 g @ 2ms half-sine pulse (operating) / 250 g @ 2ms half-sine pulse (non-operating)

Storage Hard Drive

  • Compliant Standards
    S.M.A.R.T.

Header

  • Brand
    WD
  • Product Line
    WD Blue
  • Model
    WD2500AAJS, WD2500JS
  • Packaged Quantity
    1
  • Compatibility
    PC

Dimensions & Weight

  • Depth
    5.8 in
  • Width
    4 in
  • Height
    1 in
  • Weight
    1.32 lbs

Bay Required

  • Type
    internal
  • Form Factor
    3.5" x 1/3H
  • Form Factor (metric)
    8.9 cm x 1/3H
  • Total Qty
    1

Service & Support

  • Type
    2 years warranty

Service & Support Details

  • Type
    limited warranty
  • Full Contract Period
    2 years

Slot Required

  • Type
    none

Reliability

  • Start / Stop Cycles
    50,000
  • Non-Recoverable Errors
    1 per 10^14, 1 per 10^15

General

  • Manufacturer
    Western Digital Corp.