BTI Notebook Battery
Item No.
Mfg Part No.
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Product Information for BTI Notebook Battery

Highlights for BTI Notebook Battery

  • Battery Chemistry:Lithium Ion (Li-Ion)
  • Output Voltage:11.1 V DC

Need a battery for Lenovo-IBM Laptops/Notebooks with the following model numbers: ThinkPad R61, R61i, T61, R400, T400, 14W 14.1 Widescreen models only (6-cells)? BTI has you covered with our premium 6 cell LiIon battery. This product has been engineered to meet or exceed the original manufacturer's specifications and replaces the original Lenovo-IBM part numbers 41U3198, 42T4549, 42T4548, 42T4653, 42T5262, 42T4264, 42T5265, L3A6316, R8FKF18. All BTI batteries are manufactured and tested under our stringent quality standards and come with an industry leading 18 month manufacturer's warranty. BTI... True to the original.

Main Features

  • Notebook battery
  • 1 x lithium ion 6-cell 5200 mAh
  • for Lenovo ThinkPad R400; R61; R61i; R61u; T400; T61; T61u

Technical Specifications


  • Capacity: 5200 mAh
  • Cells: 6-cell
  • Installed Qty: 1
  • Technology: Lithium ion
  • Voltage Provided: 11.1 V

  • Compatibility: PC
  • Manufacturer: Battery Technology
  • Packaged Quantity: 1
  • Product Line: BTI

  • Support Details Full Contract Period: 18 months
  • Support Details Type: Limited warranty

  • Product Type: Notebook battery
  • Subcategory (AG): Batteries

Service & Support
  • Type: 18 months warranty