
Brand new, 1 Year warranty !
IBM Thinkpad T400 battery
IBM Thinkpad T400 battery replacement
IBM Li-ion 10.8V 4400mAh
- Finding Thinkpad T400 battery to replace your exhausted OEM battery? Take a look at our 8Cells Thinkpad T400 battery replacement - work with Thinkpad T400 R61 T61. The 1 year warranty powerful Thinkpad T400 battery makes your mobile life better.
- List Price :
£ 82.36 - Your Price : £ 55.98
- List Price :
€ 86.32 - Your Price : € 63.56
Brand New ! 1 year warranty !
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- Product Des
- Battery code
- Fits model
- Battery charger
- Maintain & Use

IBM Thinkpad T400 battery- Product information
- Tech Specs : Li-ion, 4400mAh, 10.8V. 500-600 recharge Cycles
- Product Type : Brand new, Replacement Battery , 100% compatible with the OEM Thinkpad T400 battery.
- This battery has been tested and validated on IBM systems to ensure it will work with your notebook.
- The battery also work with the follwing model: Thinkpad T400 battery, Thinkpad R61 battery.
- The IBM Thinkpad T400 laptop battery features: long battery life and maximum power, quick-charging.!
- Order IBM Thinkpad T400 battery now: Full One year waranty and IBM battery support.
- Warraty : We guarantee that Our Thinkpad T400 battery are made up of new cells.
IBM Thinkpad T400 battery Code:
42T5225, 42T5227, 42T5262, 42T5264, 42T5229 etc
IBM Thinkpad T400 battery fit models:
Lenovo ThinkPad T61 (14-inch wide) Battery, ThinkPad R61 (14-inch wide) Battery, ThinkPad R61i (14-inch wide) battery, ThinkPad T400 battery
Notice : The battery CAN NOT fit for 40y6795 (Thinkpad T61 R61 14.1" standard screens and 15.4" widescreen)
Notice : The battery CAN NOT fit for 40y6795 (Thinkpad T61 R61 14.1" standard screens and 15.4" widescreen)
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Follow the notice below, prolong your Thinkpad T400 laptop battery life
- Exercise Your Battery - Do not leave your Thinkpad T400 battery dormant for long periods of time. We recommend using the battery at least once every two to three weeks. If a battery has not been used for a long period of time, perform the new battery break in procedure described above.
- Calibrate Your IBM Thinkpad T400 batteries - If your Thinkpad T400 battery's 76% even less in work , you must fully charge, fully discharge, and then fully recharge the laptop battery pack.
- If the Thinkpad T400 battery will not be in use for a month or longer, it is recommended that it be removed from the device and stored in a cool, dry, clean place. The IBM latpop batteries will self-discharge during storage; remember stored at about 40% state-of-charge
- Charge and discharge - For lithium ion batteries, you do not need to discharge them fully and recharge constantly. You need to do a full discharge only about every 30 charges. Do not charged to higher voltages than its threshold voltage.
- To get maximum performance from your Thinkpad T400 battery: Only run what you need. Keeping programs running in the background will require more system resources, and use more of the precious battery juice.
- Consider removing the Thinkpad T400 battery from a laptop when running on fixed power.
- Carefully maintain your battery : keep your Thinkpad T400 battery in dry clean and cool place. Wet and dirty can erode your laptop battery. Keep battery away from fire or other sources of extreme heat. Do not incinerate. Exposure of battery to extreme heat may result in an explosion.
- More battery maintain infomation in laptop battery blog














