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ThinkPad Battery 26+ (6 cell) - Overview and Service Parts

Features and specifications
ThinkPad Battery 26+ (6 cell) (57Y4487)

Experience long lasting computing with Lenovo’s new ThinkPad Battery 26+. ThinkPad Battery 26+ provides a 3 year warranted battery for Lenovo’s new ThinkPad T410, T510 and W510 laptops. .

  • Lithium-Ion (Li-Ion) technology
  • Six-cell, rechargeable system battery, 57Wh, 10.8 V dc, 5.2 Ah
  • Standard system battery specifications
  • Over-discharge protection
  • Support ThinkPad T410, T510 and W510 laptops



Technical information
  • 6 cells
  • Lithium Polymer (Li-Polymer)


Performance specifications
  • Output voltage: 10.8 V dc (nominal)
  • Battery Performance Amp-Hour: 5.2Ah
  • Battery Performance Watt-Hour: 57Wh


Manuals  Version
 Release Date
Warranty Information (2.9 MB) Nov 2014 1 Dec 2014


Physical specifications
  • Approximate height: 20.1mm (0.81 in)
  • Approximate width: 206.7 mm (8.13 in)
  • Approximate depth: 50.5 mm (1.99 in)
  • Weight: 346 g (0.76 lb)



3 years – Customer Replaceable Unit (CRU)

  • Announce date: 7 January 2010 (Worldwide)
  • Availability date: 9 February 2010 (Worldwide)
  • Effective withdrawal date: 16 December 2014 (Worldwide)


Hardware compatibility
The ThinkPad Battery 26+ is supported on the following Lenovo systems (as of January 7, 2010):
Description Machine Type Models
ThinkPad T410 All All
ThinkPad T510 All All
ThinkPad W510 All All

Note: For the latest updates on the compatible systems, please refer to the Accessories Compatibility Guide.

  • Battery
  • Publications


Operating environment
  • Temperature: 5 deg to 35 deg C (41 deg to 95 deg F)
  • Relative humidity: 8% to 95%
  • Shock: 50cm free drop
  • Vibration (Random RMS): 1.04 G (2 Hz to 200 Hz)


Agency approvals
  • CE MARK, UL/cUL, ACA/C-Tick, PSE, KC


Service Parts
  • Description: A description of the product.
  • Geography: The geography where the product is available.
  • Marketing part number: The marketing part number is the part number used for purchasing the product.
  • Service part number (FRU): The service part number for the product or one of the product's components.
Description Geography Service part number (FRU) Marketing part number

ThinkPad Battery 26+ (Sanyo)


ThinkPad Battery 26+ (Panasonic)



Additional product information
Personal Systems Reference (PSREF) - Comprehensive information on the features and technical specifications of Lenovo products.




  • Alias ID:
  • Document ID: PD031087
  • Letztes Update :15 Jan 2015
  • © 2015 Lenovo