BATTERY TECHNOLOGY- BTI 

BATTERY TECHNOLOGY- BTI 0A36311- BTI BTI Notebook Battery

Mfg Part Number:  0A36311- BTI  
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Price: $101.66 + Free Shipping
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Last Updated: Mar 10, 2026
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BTI 0A36311-BTI 6-CELL 10.8V LI-ION BATTERY COMPATIBLE WITH 0A36311, 45N1044, 45N1045, 45N1048, 45N1049, 45N1054, 45N1055, LENOVO THINKPAD E430, E431, E435, E440, E445, E530, E531, E535, E540, E545
Main Specification
General Information
Manufacturer Battery Technology, Inc
Manufacturer Part Number 0A36311-BTI
Manufacturer Website Address http://www.batterytech.com
Brand Name BTI
Product Name Notebook Battery
Product Type Battery
Battery Information
Application/Usage Notebook
Battery Rechargeable Yes
Battery Size Proprietary Battery Size
Battery Chemistry Lithium Ion (Li-Ion)
Battery Capacity 4400 mAh
Battery Energy 48 Wh
Number of Cells 6
Output Voltage 10.8 V DC
Miscellaneous
Compatible to OEM Part Number
  • 121500049
  • 121500050
  • 121500052
  • 0A36311
  • 45N1044
  • 45N1045
  • 45N1048
  • 45N1049
  • 45N1054
  • 45N1055
  • 75+
  • L11L6F01
  • L11L6Y01
  • L11M6Y01
  • Compatibility

    OEM Part Numbers:

  • 121500049
  • 121500050
  • 121500052
  • 0A36311
  • 45N1044
  • 45N1045
  • 45N1048
  • 45N1049
  • 45N1054
  • 45N1055
  • 75+
  • L11L6F01
  • L11L6Y01
  • L11M6Y01
  • Lenovo ThinkPad Models:

  • E430
  • E431
  • E435
  • E440
  • E445
  • E530
  • E531
  • E535
  • E540
  • E545
  • Country of Origin China
    TAA Compliant No
    Environmentally Friendly Yes
    Environmental Compliance Waste Electrical and Electronic Equipment Directive (WEEE)
    Warranty
    Limited Warranty 18 Month
    Additional Warranty Information USA Based Customer Service Call Center
    WARNING:: The plastic used in cable products can expose you to lead and lead components, chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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