At a glance

The new NiMH battery provides:

• Rechargeable backup batteries
• Specifications same as standard system battery
• Over-discharge protection
• Compliance with PC98 requirements

Overview
The ThinkPad A21e and A22e NiMH Battery is a rechargeable battery that supports new models of the ThinkPad A20m, A21e, A21m, A22e, A22p, A22m ( 2655, 2663, 2664). This battery contains six cells with a output of 10.8 V and can be recharged in as little as 2.5 to 6 hours depending on the ThinkPad system usage. Spare system batteries can be swapped in to help maximize unplugged system usage. Nickel hydride technology offers a low-cost battery alternative.

Warranty

1 year limited - customer carry-in exchange

Packaging

You will receive one box containing the following items:

• Battery
• Publications

Product marketing and replacement part numbers (FRU)
Part numbers applicable to: North America, Europe, Middle-East, Africa, Asia-Pacific except Japan

• Marketing part number: 02K6742
• Replacement part number: 02K6724
• ThinkPad NiMH Battery (Sanyo)

• Marketing part number: 02K6742
• Replacement part number: 02K6723
• ThinkPad NiMH Battery (Panasonic)
  

Part numbers applicable to: Japan

• Marketing part number: 08K8028
• Replacement part number: 02K6774, 02K6775

Product dates
Worlwide

• Announce date: 6 Feb 2001
• Planned availability date: 5 Mar 2001
• Effective withdrawal date: 20 Jun 2006

Technical specifications
Performance specifications as known at time of announcement

• 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

• 6 cells
• 10.8 V (3.6 V X 3)
• NiMH
• 3.6Ah (1.8Ah X 2)

Weight:

• lbs: .66
• g: 300.0

Height:

• inches: .83
• mm: 21.0

Width:

• inches: 5.51
• mm: 140.0

Depth:

• inches: 3.30
• mm: 84.0

Operating temperature

• Between 10 degrees celsius and 40 degrees celsius
• Between 50 degrees fahrenheit and 104 degrees fahrenheit

Relative humidity

• Operating: between 5% and 85%

Shock

• 36 inch drop

Vibration (Random RMS)

• 1.04 G (2 Hz to 200 Hz)

Agency approvals

• CE MARK
• UL-1950
• C-UL
• ACA/C-Tick

ENERGY STAR-Compliant

No

Hardware requirements

The ThinkPad NiMH Battery (M/T 2655) is supported on the following platforms:

Compatibility

The ThinkPad NiMH Battery is supported on the ThinkPad A20m, A21e, A21m, A22e, A22p, A22m ( 2655, 2663, 2664).

Limitations

Some configurations may not be supported.