Model WD400JB20PK

    WD Caviar SE (40GB, ATA-100) 20-Pack

    Specs

    General

    • Packaged Quantity (for specs)
      20
    • Capacity
      40 GB
    • Features
      Data Lifeguard, Shock Guard
    • Interface
      ATA-100
    • Buffer Size
      8 MB
    • Weight
      0.88 lbs
    • Manufacturer
      Western Digital Corp.

    Power Device

    • Type
      none

    Interface Provided

    • Qty
      1
    • Connector Type
      40 pin IDC
    • Storage Interface
      ATA-100
    • Interface
      ATA-100

    Hard Drive

    • Form Factor
      3.5" x 1/3H
    • Interface Type
      ATA-100
    • Spindle Speed
      7200 rpm
    • Features
      Data Lifeguard, Shock Guard
    • 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
      ATA-100
    • Interface
      ATA-100
    • 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
      100 MBps
    • Internal Data Rate
      73.9 MBps
    • Buffer Size
      8 MB

    Expansion & Connectivity

    • Interfaces
      1 x ATA-100 - 40 pin IDC

    Performance

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

    Storage Controller (2nd)

    • Type
      none

    Environmental Parameters

    • Shock Tolerance
      20 g @ 2ms half-sine pulse (operating) / 200 g @ 2ms half-sine pulse (non-operating)
    • Max Altitude Operating
      9840 ft
    • Min Operating Temperature
      41 °F
    • Max Operating Temperature
      131 °F
    • Humidity Range Operating
      5 - 85%
    • Sound Emission
      35 dBA

    Header

    • Brand
      WD
    • Product Line
      WD Caviar
    • Model
      WD400JB Special Edition
    • Packaged Quantity
      20
    • Compatibility
      PC

    Dimensions & Weight

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

    Bay Required

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

    Slot Required

    • Type
      none

    Service & Support

    • Type
      2 years warranty

    Service & Support Details

    • Type
      limited warranty
    • Full Contract Period
      2 years

    General

    • Manufacturer
      Western Digital Corp.