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IBM ThinkPad T20 Laptop Batteries

Batteries Plus Bulbs is your source for quality IBM laptop batteries. Each of our laptop battery packs are made with the highest-quality battery cells, from leading manufacturers. They are engineered to meet or surpass OEM specifications and keep your IBM ThinkPad T20 laptop powered while you are on-the-go.

  • Installation services available in stores - Separate fees may apply
  • Available in bulk - contact your local store
  • Nuon 3V coin cell
Brand: Nuon
Voltage: 3
Format: 2032
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  • Watch battery installation services available in stores
  • Convenient two pack
  • Trusted Duracell brand
Brand: Duracell
Voltage: 3
Format: 2032
Spend $50 or More on Duracell Batteries and get a Visa Gift Card after Mail-In Rebate

  • Designed to meet or exceed the runtime of the original battery
  • Trusted Duracell Ultra brand
  • 12 month warranty
Brand: Duracell Ultra
Voltage: 11.1
Capacity: 4400MAH
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IBM Laptop Battery Analysis

When your ThinkPad T20 laptop starts performing slowly, or has a short run time, you may need a new battery. We can help you make sure. Let us analyze your laptop battery before you purchase. We use leading-edge testing tools to evaluate your battery, determine capacity, and expected life of your battery. Learn more about battery analysis or visit your local store for complete details.


Remember to recycle. Batteries Plus Bulbs is a leader for laptop and notebook battery recycling. Each Batteries Plus Bulbs location offers battery recycling services. Learn more about our recycling programs for consumers and businesses.

Have more questions? Contact us or visit your nearest store.

Tips To Extend Your IBM Battery Life

  • Unplug the charger or remove the battery when not charging.
  • Keep device and battery in a cool dry place (heat destroys a battery).
  • Disable unnecessary programs that draw energy from your computer.
  • Shut down or use hibernate mode to minimize battery drain.