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ThinkPad T20, T21, T22, T23 Li-Ion Battery - Overview

At a glance

The ThinkPad T20, T21, T22, T23 Li-Ion Battery Lithium Ion System Battery is a rechargeable battery that supports the ThinkPad T20, T21, T22, T23 Li-Ion Battery. This battery contains six cells with an output of 10.8 V and can be recharged in two to five hours depending on the ThinkPad system usage. Spare system batteries can be swapped in to maximize unplugged system usage.
1 year limited customer carry-in exchange
This product replaces
This product was replaced by
Not applicable
You will receive one box containing the following items:

  • Battery
  • Publications
Product marketing and replacement part numbers (FRU)
Part numbers applicable to: Worldwide
  • Marketing part number: 02K6649
  • Replacement part number (FRU): (PAN) 02K6626
  • Replacement part number (FRU): (SAN) 02K6627
  • Discontinued, no longer available: September 2010

Part number applicable to: Japan

  • Marketing part number: 08K8026
  • Replacement part number (FRU): (PAN) 02K7030
  • Replacement part number (FRU): (SAN) 02K7032
  • Discontinued, no longer available: September 2010
Product dates
Asia Pacific, Canada, Latin America, United States
  • Announce date: 05/01/2000
  • Planned availability date: 05/01/2000
  • Discontinued, no longer available: September 2010
  Europe/Middle East/Africa
  • Announce date: 05/02/2000
  • Planned availability date: 05/02/2000
  • Discontinued, no longer available: September 2010
  Technical specifications
Performance specifications as known at time of announcement
  • 6 cells
  • 10.8V (3.6V X 3)
  • Lithium Ion
  • 3.6A (1.8A X 2)
  • Battery life: 3 hours without recharge
  • Output voltage: 10.8 V DC (nominal)
  • Charge time
    • System operational: 6 hours maximum
    • Power off: 2.5 hours maximum

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

  • .66 lbs
  • 300 g
  • .83 inches
  • 21 mm
  • 5.51 inches
  • 140 mm
  • 3.30 inches
  • 84 mm
Operating environment
  • Temperature: 10 deg to 40 deg C (50 deg to 104 deg F)
  • Relative humidity: 5% to 85%
  • Shock: 36 inch drop
  • Vibration (Random RMS): 1.04 G (2 Hz to 200 Hz)
  Agency Approvals
  • UL-1950
  • C-UL
  • ACA/C-Tick
  ENERGY STAR-compliant
No, the ENERGY STAR emblem does not represent EPA endorsement of any product or service.
Hardware requirements
The ThinkPad T20 Series Li-Ion Battery Li-Ion System Battery is supported on the following systems:
  • ThinkPad T20, T21, T22, T23 Li-Ion Battery - 2647, 2648
Some configurations may not be compatible.
Installation time is approximately 5 minutes.
Document notes:
  1. The symbol * means that the information is currently unavailable for this product.
  2. All dates are represented in the US English format of mm/dd/yyyy (where mm=month, dd=day, yyyy=year).
  3. FRU stands for Field Replacement Unit. It is the part number used for ordering service/replacement parts.
  4. Effective Withdrawal means that on the given date the product will have been withdrawn from marketing. After that date, the product can not be obtained directly.

02k6620, 02K6626, 02K6649

If you are unable to find what you are looking for, please do try the following options:
1. Lenovo Assisted Search
2. Product usage and general troubleshooting tips
3. Lenovo Support Forum
4. Technical Support Call Centre

País de disponibilidad
Documento de identidad : PD009738
Legacy Document ID : MIGR-4JTSXF
Última actualización :
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