ThinkPad Battery 44 (4 cell), ThinkPad Battery 44+ (6 cell) and ThinkPad Battery 44++ (9 cell) - Overview

Features and specifications

Stay unplugged longer with these genuine ThinkPad batteries. These rechargeable batteries use Lithium-Ion technology and can be used as replacement for aging system batteries or as a convenient spare battery.

The ThinkPad battery 44 is ideal as a replacement or convenient spare battery for your X220 and X230 systems. It utilises advanced Lithium-Ion and Lithium-Polymer technology, allowing you to stay unplugged longer. The 4 cell system is rechargeable and is compatible with the ThinkPad External Battery Charger (40Y7625). On average, the battery lasts 29 watt hours*.

*A multitude of factors cause battery life to vary. These include: applications, power management, features, battery conditioning, screen brightness and other customer preferences.  

The ThinkPad Battery 44 (4 cell) features:

 

The ThinkPad Battery 44+ (6 cell) features:

 

The ThinkPad Battery 44++ (9 cell) features:

 

Technical information:

ThinkPad Battery 44 (4 cell) (0A36305):

  • 4 cells
  • Lithium-Ion (Li-ion) technology

 

ThinkPad Battery 44+ (6 cell) (0A36306):

  • 6 cells
  • Lithium-Ion (Li-ion) technology

 

ThinkPad Battery 44++ (9 cell) (0A36307):

  • 9 cells
  • Lithium Cylindrical (Li Cylindrical)

 

Performance specifications:

ThinkPad Battery 44 (4 cell) (0A36305):

  • Battery energy (Watt-hours): 44 Wh
  • Battery capacity (Amp-hours): 1.95 Ah
  • Output voltage: 14.4V dc (nominal)

 

ThinkPad Battery 44+ (6 cell) (0A36306):

  • Battery energy (Watt-hours): 63 Wh
  • Battery capacity (Amp-hour): 5.6 Ah
  • Output voltage: 11.1V dc (nominal)

 

ThinkPad Battery 44++ (9 cell) (0A36307):

  • Battery energy (Watt-hours): 94 Wh
  • Battery capacity (Amp-hour): 9.0 Ah
  • Output voltage: 11.1V dc (nominal)

 

Physical specifications:

ThinkPad Battery 44 (4 cell) (0A36305):

  • Approximate height: 12.9 mm (0.5 in)
  • Approximate width: 208.12mm (8.2 in)
  • Approximate depth: 50.09mm (2.0 in)
  • Approximate weight: 195 g (0.43lbs)

 

ThinkPad Battery 44+ (6 cell) (0A36306):

  • Approximate height: 22.8 mm (0.9 in)
  • Approximate width: 208.8 mm (8.2 in)
  • Approximate depth: 55.1 mm (2.2 in)
  • Approximate weight: 345 g (0.8 lbs)

 

ThinkPad Battery 44++ (9 cell) (0A36307):

  • Approximate height: 27.4 mm (1.1 in)
  • Approximate width: 230.8 mm ( 9.1 in)
  • Approximate depth: 78.9 mm (3.1 in)
  • Approximate weight: 510 g ( 1.1 lbs)

 

Warranty

1 year – Customer Replaceable Unit (CRU)

  • Announce date: 05 Jun 2012 (Worldwide)
  • Availability date: 05 Jun 2012 (Worldwide)

 

Hardware compatibility
Description Machine Type Models
ThinkPad X220, X220i
All All
ThinkPad X230 All All

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

Packaging
  • 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-Tickv
  • PSE
  • KC

 

Additional product information
Service parts - Parts listing for your products
Personal Systems Reference (PSREF) - Comprehensive information on the features and technical specifications of Lenovo products.
All Day Computing (www.lenovo.com/alldaycomputing) - Information on batteries, including estimated battery life, and power adapters

  • Alias ID:
  • Document ID: PD024287
  • Last Updated :19 Jun 2015
  • © 2015 Lenovo