AddOn 57Y4559-AA Notebook Battery
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Product Information for AddOn 57Y4559-AA Notebook Battery

Highlights for AddOn 57Y4559-AA Notebook Battery

  • Battery Chemistry:Lithium Ion (Li-Ion)
  • Output Voltage:10.8 V DC

Marketing Information

57Y4559-AA is a Lenovo compatible 6-Cell LI-ION 10.8V 57Wh 17+ battery specifically designed for ThinkPad X100e X120e. This battery mimics the OEM, and is comparable in form factor and battery life.

Battery life depends on many factors including: available DRAM, screen brightness, applications, features, power management, battery condition and other customer preferences. With our CERTIFICATION TEST Program, we can guarantee your product will work right the first time. All products are guaranteed by the MAGNUSON-MOSS WARRANTY ACT to not affect or void OEM warranties.

Battery Information

  • Battery Chemistry: Lithium Ion (Li-Ion)
  • Number of Cells: 6
  • Output Voltage: 10.8 V DC
  • Battery Size: Proprietary Battery Size
  • Battery Rechargeable: Yes
  • Battery Energy: 57 Wh
  • General Information

  • Product Type: Notebook Battery
  • Manufacturer Part Number: 57Y4559-AA
  • Manufacturer Website Address:
  • Manufacturer:
  • Product Model: 57Y4559-AA
  • Product Name: 57Y4559-AA Notebook Battery
  • Brand Name:
  • Miscellaneous


    Lenovo ThinkPad Notebooks:
    • X100e
    • X120e

    Green Compliant


    Green Compliance Certificate/Authority


    Physical Characteristics


    Safety Warning