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ThinkPad Battery 12 (4 cell), ThinkPad Battery 12++ (8 Cell) - Overview

ThinkPad X200 Tablet 4-cell, 8-cell Batteries

Features and specifications

The ThinkPad Battery 12 (4 Cell) and ThinkPad Battery 12++ (8 cell) are rechargeable batteries that use Lithium-Ion technology. They can be used as a replacement for aging system batteries or as a convenient spare battery.

The ThinkPad Battery 12 (4 cell) (43R9256) features:

  • Lithium-Ion (Li-Ion) technology
  • Four-cell, rechargeable system battery'
  • Battery performance amp-hour: 2.0 Ah
  • Battery Performance Watt-Hour: 28.8 Wh
  • Meets standard system battery specifications
  • Over-discharge protection
  • Compatible with the ThinkPad External Battery Charger
  • Charged using the integrated battery charger within the ThinkPad X200 UltraBase
  • Previously named as: ThinkPad X200 Tablet Series 4 Cell Li-Ion Battery

The ThinkPad Battery 12++ (8 cell) (43R9257) features:

  • Lithium-Ion (Li-Ion) technology
  • Eight-cell, rechargeable system battery
  • Battery performance amp-hour: 4.6 Ah
  • Battery Performance Watt-Hour: 66.2 Wh
  • Meets standard system battery specifications
  • Over-discharge protection
  • Charged using the integrated battery charger within the ThinkPad X200 UltraBase
  • Previously named as: ThinkPad X200 Tablet Series 8 Cell Li-Ion Battery

Physical specifications

ThinkPad Battery 12 (4 cell) (43R9256):

  • Approximate height: 12.9 mm (0.51 in)
  • Approximate width: 253.7 mm (10.00 in)
  • Approximate depth: 72.5 mm (2.86 in)
  • Weight: 263 g (0.52 lb)

ThinkPad Battery 12++ (8 cell) (43R9257):

  • Approximate height: 12.9 mm (0.51 in)
  • Approximate width: 293.0 mm (11.54 in)
  • Approximate depth: 102.2 mm (4.03 in)
  • Weight: 465 g (1.03 lb)

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)

Warranty

1 year - Customer Replacement Unit (CRU) Service

  • Announce date: 23 September 2008 (Worldwide)
  • Planned availability date: 23 September 2008 (Worldwide)

Hardware compatibility
Systems
Machine Type - Models
ThinkPad X200t, X200 Tablet
All
ThinkPad X200 UltraBase
- - - - - -

Notes:

Packaging
  • Battery
  • Publications

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

Additional product information
Service parts - Part number listing for your product
Publications - 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 (www.lenovo.com/alldaycomputing) - Information on batteries, including estimated battery life, and power adapters
ThinkPad Battery 47 (4 cell), ThinkPad Battery 47+ (6 cell) and ThinkPad Battery 47++ (9 cell) - Batteries for the ThinkPad X200, X200s, X201 and X201s
42T4563, 42T4565

  • Alias ID: MIGR-71681
  • Document ID: PD013461
  • Last Updated :17/06/2014
  • (c) 2014 Lenovo