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ThinkPad Battery 44 (4 cell), ThinkPad Battery 44+ (6 cell) and ThinkPad Battery 44++ (9 cell) - Service parts

  • Description: A description of the product
  • Geography: The geography where the product is available.
  • Marketing part number: The part number used for purchasing the product.
  • Replacement part number (FRU): The service part number for the product or one of the product's components.
Description Geography Marketing part number Replacement part number (FRU)
ThinkPad Battery 44 (4 cell) Worldwide 0A36305 45N1019
ThinkPad Battery 44+ (6 cell) Worldwide 0A36306 45N1023
ThinkPad Battery 44++ (9 cell) Worldwide 0A36307 45N1027


Additional product information
<empty> Overview - Features and specifications for your products
Lenovo Support: Batteries: Reference Guide - A list of other batteries
Personal Systems Reference (PSREF) - Comprehensive information on the features and technical specifications of Lenovo products.
All Day Computing ( - Information on batteries, including estimated battery life, and power adapters


  • Alias ID:
  • Document ID: PD024293
  • Last Updated :17 Jun 2014
  • (c) 2014 Lenovo