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Lenovo ThinkPad r400 Battery [Brand New]
Lenovo ThinkPad r400 Battery Replacement(4400mAh, 10.8V, Li-ion)
Brand New Lenovo ThinkPad r400 battery(4400mAh,6-Cell) are using japanese cell to ensure high performance. All Lenovo ThinkPad r400 batteries are 100% compatible & delivered from factory directly.We offer 1 yr warranty for Lenovo ThinkPad r400 battery.
Battery Type: Li-ion Capacity: 4400mAh
Volt: 10.8V Color: Black
Cells: 6-Cell Dimensions: 224.20x65.00x20.35mm
* We ship to worldwild. 1 year warrenty & 30 days money back!
$94.12 $65.89 + Shipping Fee

Save: $28.23
  • Specification
  • FAQ & Tips
  • Shipping
  • User Comment

Lenovo ThinkPad r400 laptop battery is a high quality rechargeable replacement battery which can 100% compatible with the OEM Lenovo ThinkPad r400 battery. All batteries on are brand new(never be refurbished), and using grade A cells to ensure high performace.

  1. Tech Specs : Li-ion, 4400mAh, 10.8V. 400-600 recharge Cycles.
  2. Battery Type : Brand new, Replacement Battery, 100% compatible with the OEM Lenovo ThinkPad r400 battery.
  3. Featured Highlights : 4400mAh high capacity, Long battery life, reliable power for dependable performance.
  4. Quality Warranty : Our Lenovo ThinkPad r400 battery use high quality new cells, such as panasonic,LG,sanyo,samsung.
  5. Condition: Brand new-Not Refurnished, 1 Year warranty, 30 days money back.

The Lenovo ThinkPad r400 laptop battery replacement can replace following Part Numbers:

  • Lenovo 41U3196
  • Lenovo ASM42T5226
  • Lenovo FRU42T5225
  • Lenovo FRU42T5227

The Lenovo ThinkPad r400 laptop battery replacement can compatible with following model:

  • Lenovo ThinkPad R400 7443
  • Lenovo ThinkPad R400
  • Lenovo ThinkPad R61 7732
  • Lenovo ThinkPad R61 7733
  • Lenovo ThinkPad R61 7734
  • Lenovo ThinkPad R61 7735
  • Lenovo ThinkPad R61 7736
  • Lenovo ThinkPad R61 7737
  • Lenovo ThinkPad R61 7738
  • Lenovo ThinkPad R61 7742
  • Lenovo ThinkPad R61 7743
  • Lenovo ThinkPad R61 7744
  • Lenovo ThinkPad R61 7751
  • Lenovo ThinkPad R61 7753
  • Lenovo ThinkPad R61 7754
  • Lenovo ThinkPad R61 7755
  • Lenovo ThinkPad R61i 7732
  • Lenovo ThinkPad R61i 7742
  • Lenovo ThinkPad R61i
  • Lenovo ThinkPad R61i Series (widescreen)
  • Lenovo ThinkPad R61 Series (widescreen)
  • Lenovo ThinkPad T400 2764
  • Lenovo ThinkPad T400 7417
  • Lenovo ThinkPad T400
  • Lenovo ThinkPad T61 1959
  • Lenovo ThinkPad T61 6377
  • Lenovo ThinkPad T61 6378
  • Lenovo ThinkPad T61 6379
  • Lenovo ThinkPad T61 6480
  • Lenovo ThinkPad T61 6481
  • Lenovo ThinkPad T61 7658
  • Lenovo ThinkPad T61 7659
  • Lenovo ThinkPad T61 7660
  • Lenovo ThinkPad T61 7661
  • Lenovo ThinkPad T61 7662
  • Lenovo ThinkPad T61 7663
  • Lenovo ThinkPad T61 7664
  • Lenovo ThinkPad T61 7665
  • Lenovo ThinkPad T61p Series (widescreen)
  • Lenovo ThinkPad T61 Series (widescreen)

Tips about how to make your Lenovo ThinkPad r400 laptop battery last longer?

  1. Why my Lenovo ThinkPad r400 battery's lift time is so short?
    A: Firstly, maybe you have choosed a wrong charger or electro circuit which can not fit your Lenovo ThinkPad r400 battery. Or your Lenovo ThinkPad r400 battery has been overcharged or disovercharged for many times. So make sure you have used the correct charger, and do not overcharge or disovercharge your battery frequently.
  2. How can I make my Lenovo ThinkPad r400 battery last longer?
    A: Firstly, try to avoid frequent full discharging of your Lenovo ThinkPad r400 battery. And use the original charger of your IBM/Lenovo laptop to fully charge your battery after it automatically powers off. At last, avoid erroneous usage of your batteries such as heavy pressure, short circuit, fall off and so on.
  3. My Lenovo ThinkPad r400 battery can not be charged! What can I do?
    A: Please check if your battery charger is well contacted with battery firstly. Then make sure your Lenovo ThinkPad r400 battery is still have voltage and has output electric current. If all above is ok, you may activate the battery with voltage and current 1.5 time higher then the highest ones of the battery.
  4. What's the reason that causes the Lenovo ThinkPad r400 battery with no voltage or low voltage?
    A: Please do not overcharge or anti-charge your battery over and over again and avoid external shot circuit of it. Then avoid collision and high pressure over your batteries. If your Lenovo ThinkPad r400 battery has no voltage already, it's time for your to buy another one.

Lenovo ThinkPad r400 Shipping Information:

Normal Shipping
by Singapore Register Air Mail cost: $7.99 (You will receive your Lenovo ThinkPad r400 laptop battery after 10-15 days. But some times because of clear customs problems, maybe some days delay, we hope customers could help to wait for a while.)

Quickly Expensive Shipping by EMS cost: $39.99, and please contact us Via email if you choose EMS as shipping method. (You will receive your Lenovo ThinkPad r400 laptop battery after 7-10 days. But some times because of clear customs problems, maybe you would be asked to pay for your local tax and wait for some days.)

Shipping package:Our packing is very professional and safe.

More Shipping and return policy->

So far, this battery has solved our computer issues. It holds a charge well, and fits our laptop perfectly. I would recommend this product.


Bought 2 of these batteries for myself and my daughter's laptops about a week ago. They fit perfectly and charged up right away. I am so glad I found this battery,very happy with my purchase so far!


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Why shop Lenovo ThinkPad r400 battery with us?

  1. New + Long life cycles
    All Lenovo ThinkPad r400 batteries we offer are Brand new, never refurbished. They are 100% compatible with original battery, and has no memory effect. The batteries can handle over 500 full charge/discharge times.
  2. Better service and great battery warrenty
    Batteries we provide includes a full 1 year warranty. And we offer 30 day unconditional money back guarante and fast shipping on all of our IBM/Lenovo batteries.
  3. Bottom Price from factory
    We deliver the Lenovo ThinkPad r400 battery replacement from factory directly. And we offer 30% dicount to all batteries now, the price would be much lower than other shops.
  4. Secure Shopping Guarantee
    The Secure Shopping Guarantee protects you while you shop at ebuybattery, so that you never have to worry about Paypal account safety. When shopping at online, you can shop with confidence.
  5. 100% compatible with original Lenovo ThinkPad r400 battery

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