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ThinkPad i Series NiMH Rechargeable Battery - Overview

At a glance

The ThinkPad i Series Nickel Metal Hydride (NIMH) rechargeable battery can be used to either supplement or replace the original ThinkPad i Series battery. A second battery provides you greater freedom and mobility by increasing the time you can use the ThinkPad i Series without being tethered to a power outlet.

Warranty: 1 year limited Customer Carry-In Exchange

One box containing...

  • Battery
  • Publications
Marketing and FRU part numbers
Worldwide ...
Marketing part number -> 02K6525
FRU part number -> 02K6526

Additional part numbers
Part number(s) for ordering multiple quantities:

Worldwide Retail information:
Retail Model Number -> *
Retail UPC Code -> 0-87944-44967-6

Associated FRU part number(s):

Product dates
Worldwide ...
Announce Date-> 10/13/1998
Planned Availability Date-> 11/03/1998
Withdrawal Date-> Not Applicable
Effective Withdrawal Date-> Not Applicable

Technical specifications
Performance specifications as known at time of announcement:
Charge time:
  • System operational: 5 hours max
  • Power off: 2 hours max
Number of cells: 8

Output voltage: 10.8 V DC (nominal)

Power device type:

Shock: 40 G, 30 ms

Vibration (Random RMS):
0.67 G (5 Hz to 500 Hz)

Physical, environmental, and compatibility specifications as known at time of announcement:
Weight: * lbs (450 g)
Height: 1.18 inches (30.0 mm)
Width: 3.54 inches (90.0 mm)
Depth: 5.70 inches (145.0 mm)

Operating Temperature:
  • low of 0 degrees Celsius to a high of 40 degrees Celsius
Relative operating humidity: low of 8% to a high of 95% (non-condensing)

Agency approvals:
  • VCCI Class-2
  • MPR-2
  • UL-1950
  • C-UL
  • NOM
  • SMA
  • MOC
ENERGY STAR-Compliant: * . The ENERGY STAR emblem does not represent EPA endorsement of any product or service.

Hardware requirements
  • This battery is supported on the following models of the ThinkPad i Series 2611: 41x (except 412), 45x (except 452 and 456), 434, and 435 only
Limitations: Some configurations may not be supported.

Supported software: Not Applicable

Other: None

Document Note(s):
  1. The symbol * is used to denote 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.

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

Country Availability
Document ID : PD005170
Legacy Document ID : LWIK-3Z4MPY
Last Updated :
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