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ThinkPad R32/R40 8 Cell Li-Ion Battery - Overview

At a glance

The ThinkPad R32/R40 8 Cell Li-Ion Battery (02K7052, 02K7053) is a rechargeable system battery for the ThinkPad R32, R40, R40e systems. This spare system battery can replace the original battery or can be easily swapped in to extend the unplugged computing time of the ThinkPad. This eight-cell battery option delivers an output of 14.4 V. It can be recharged in as little as 3.0 to 3.5 hours, depending on the ThinkPad system usage while recharging.


  • 2.5 to 3.0 hours of battery life without recharge (depending on the ThinkPad model)
  • Over-discharge protection
  • Li-Ion technology
  • Eight cells


1 year Limited - customer carry-in exchange


You will receive one box containing the following items:

  • Battery
  • Publications

Product dates

  • Available Date: June 2002
  • Discontinued, no longer available: July 2009


Technical specifications

Performance specifications as known at time of announcement

  • Battery life: 2.5 to 3.0 hours without recharge
  • Output voltage: 14.4 V dc (nominal)
  • Charge time:
    • Power off: 3.0 hours
    • Power on: 3.5 hours

Physical, environmental, and compatibility specifications as known at time of announcement


  • lbs: 93; g: 420


  • inches: 87; mm: 22


  • inches: 3.35;mm: 85.14


  • inches: 6.14; mm: 156

Operating temperature

  • Between 5 degrees celsius and 35 degrees celsius
  • Between 41 degrees fahrenheit and 95 degrees fahrenheit

Relative humidity

  • Operating: between 10% and 80%

Agency approvals

  • CE MARK, UL, C-UL, C-Tick

Hardware Compatibility
ThinkPad R32, R40, R40e


Parts information


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Disponibilidade País
ID do documento : PD004936
Legacy Document ID : MIGR-43062
Atualizado :
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