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IBM Thinkpad T400 battery replacement

Whether you need a laptop battery for your IBM Thinkpad T400 , Thinkpad R400 or you just want to get some info of Thinkpad T400 battery, you've found the right place for all your battery needs. The Thinkpad T400 battery we supply is high quality and more powerful. Take a few moments to look around, keep your laptop computer working like new with a fresh Thinkpad T400 and Thinkpad R400 battery today!

Chemistry : Li-ion
Volts : 14.8V
Capacity : 4400mAh
Dimension :
Color : Black
Condition : New Cell and 1 year quality warranty.
Currency :GBP Euro

£ 45.98

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Find a Thinkpad T400 battery to replace your expensive exhausted OEM battery?

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IBM Thinkpad T400 battery Description
  • High quality and rechargeable ( between 400 to 600 charge-discharge cycle).
  • Product Type : Replacement OEM Battery ,100% compatible with the OEM IBM Thinkpad T400 battery.
  • Works with : IBM Thinkpad T400, Thinkpad R400.
  • Memory effect : No memory effect with li-thium Thinkpad T400 battery
  • Condition : New brand, High quality, 1 year warranty, 30 days money back!

IBM Thinkpad T400 fits model:

Replacement code :
42T5225, 43R2499, 42T4530, 42T4531, 42T5227, 42T5262, 42T5264, 42T5229, 41U3197, 42t5263, 42t5230, 41U3197 ect.

Fits model :
Lenovo Thinkpad T61 Series (14-inch wide) Battery, Lenovo Thinkpad R61 (14-inch wide) Battery, Lenovo Thinkpad R61e(14-inch wide) Battery, Lenovo Thinkpad R61i(14-inch wide) Battery , IBM Thinkpad T400 Battery
Please Notice that : This battery CAN NOT fits for Thinkpad T61 (14.1" standard screens and 15.4" widescreen)

IBM Thinkpad T400 laptop battery tips :

  • Do not short-circuit . A short-circuit may cause severe damage to your Thinkpad T400 and Thinkpad T500 battery, so Do not setting a metaillic object on your IBM Thinkpad T400 battery connect metal .
  • Exercise the Battery. Do not leave a charged battery dormant for long periods of time. Once charged, you should at least use the battery at least once every two to three weeks.
  • Do not let a Li-On IBM Thinkpad T400, Thinkpad R400 battery battery completely discharge. (Discharing is only for older batteries with memory effects)
  • To get maximum performance from your Thinkpad T400 and Thinkpad R400 laptop battery, fully optimize the notebook's power management features prior to use. Power management is a trade off: better power conservation in exchange for lesser computer performance.
  • Do not charged to higher voltages than its threshold voltage, as it would become unsafe.
  • Store the Thinkpad T400 battery and Thinkpad R400 in a cool and dry place (The suitable temperature is about 15°C).
  • More Info in Battery tips.