ThinkPad Battery 35+ (6 cell) - Overview

Features and specifications
Stay unplugged longer with the 35+ 6 cell ThinkPad x 121e, x131e and x130e battery. This rechargeable six-cell battery uses advanced Lithium-Ion (Li-Ion) technology and can be used as replacement for aging system batteries or as a convenient spare. Each one is compatible with the X121e, X130e and X131e systems. The voltage is 10.8 direct current and 7.8 ampere hours while the battery life lasts for 84.24 watt hours. The battery utilises over-discharge protection to ensure a safe flow of power. 

*Battery life and recharge times differ due to many factors, including: battery conditioning, screen brightness, applications, features, power management and other customer preferences. 

For more information on batteries, visit or
For more information on options, including compatibility, visit

The ThinkPad Battery 35+ (6 Cell) features:

  • Lithium-Ion (Li-Ion) technology
  • Six cell, rechargeable system battery, 62Wh
  • Standard system battery specifications
  • Over-discharge protection
  • Compatible with ThinkPad External Battery Charger

Technical Information:

  • Six cells
  • Lithium Cylindrical

Physical Specifications:

  • Output voltage: 11.1 V or 10.8 V dc (nominal)
  • Battery Performance Amp-Hour: 5.6Ah or 5.8Ah
  • Battery Performance Watt-Hour: 62.4Wh


Physical specifications

ThinkPad Battery 35+ (6 cell) (0A36292):

  • Approximate height: 20.5 mm (0.81 in)
  • Approximate width: 207 mm (8.15 in)
  • Approximate depth: 55 mm (2.17 in)
  • Weight: 323g (0.72 lb)

ThinkPad Battery 35+ (6 cell) (0A36292): packaged in a carton:

  • Approximate height: 54 mm (2.13 in)
  • Approximate width: 262 mm (10.32 in)
  • Approximate depth: 110 mm (4.33 in)
  • Weight: 405 g (0.90 lb)


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

1 Dec 2014



1 year - Customer Replacement Unit (CRU) Service

  • Announcement date: 5-Jul-2011
  • Availability date: 5-Jul-2011


Hardware compatibility
Machine Type - Models
ThinkPad X121e, X130e, X131e
ThinkPad External Battery Charger - - - -

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

  • Battery
  • Publications


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


Additional product information
Service parts - Parts listing for your product
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
Did this work for you? let us know

  • Alias ID:
  • Document ID: PD015809
  • Last Updated :19 Jun 2015
  • © 2015 Lenovo