ThinkPad Battery 41++ (9 cell) - Overview


Features and specifications

The ThinkPad Battery 41++ (9 cell) (40Y6797) features:

  • Nine-cell, rechargeable system battery
  • Battery Energy: 84 Wh (Watt-hours)
  • Over-discharge protection
  • Compatible with the ThinkPad External Battery Charger
  • Previously named as:
    • ThinkPad T/R/W/Z/SL Series 9 Cell Li-Ion Battery
    • ThinkPad R60, T60, Z60, and Z61 Series 9 Cell Li-Ion Battery


  • This battery is also available in a retail packaged versions. The design is for showcasing in a retail setting.
    • United States: This version is English only. The option marketing part number is 41N5666
    • Europe: This version is available in the following languages: English, Italian, Polish, Slovakian, Slovenian, German, Greek, Czech and French. The option marketing part number is 45J7966

Physical specifications
  • ThinkPad Battery 41++ (9 cell) (40Y6797)
    • Approximate height: 21 mm (0.8 in)
    • Approximate width: 227 mm (8.9 in)
    • Approximate depth: 79 mm (3.1 in)
    • Weight: 0.50 kg (1.05 lb)
  • ThinkPad Battery 41++ (9 cell) (40Y6797) packaged in a carton:
    • Approximate height: 54 mm (2.1 in)
    • Approximate width: 238 mm (9.4 in)
    • Approximate depth: 146 mm (5.7 in)
    • Weight: 0.61 kg (1.3 lb)


1 year Limited – customer carry-in exchange

  • Announce date: 20 Sep 2005 (Worldwide)
  • Planned availability date: 31 Oct 2005 (Worldwide)

Hardware compatibility
Machine - Models
ThinkPad R60, R60e
ThinkPad R61 15.4-inch wide, 15-inch standard, and 15.4-inch wide models
ThinkPad R61i 15.4-inch wide, 15-inch standard, and 15.4-inch wide models
ThinkPad R500
ThinkPad SL300, SL400, SL500
ThinkPad T60, T60p
ThinkPad T61 14-inch Standard, 15.4-inch Wide models
ThinkPad T500
ThinkPad W500
ThinkPad Z60m, Z61e, Z61m


  • Battery
  • Publications

Agency approvals
CE MARK, UL-1950, C-UL, ACA/C-Tick

Additional product information
Service parts - Parts listing for your product

User's guide - Instruction manual for your product

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

If you are unable to find what you are looking for, please do try the following options:
1. Lenovo Assisted Search
2. Product usage and general troubleshooting tips
3. Lenovo Support Forum
4. Technical Support Call Centre

Pays Disponibilité
ID document : PD013361
Legacy Document ID : MIGR-67501
Dernière mise à jour :
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