Lenovo recommends Windows.
ThinkPad Battery 12 (4cell)
Part number: 43R9256

Stay unplugged longer with the help of a spare or replacement ThinkPad system battery. Replace your original 4-cell system battery (select models) or carry an extra to extend your unplugged computing time. Its compatible design allows it to be in the system when the system is connected to ThinkPad X200 UltraBase. (For battery life, go to lenovo.com/alldaycomputing)

Features & Benefits:



  • Lithium Ion (Li-Ion) technology
  • Four-cell, rechargeable system battery, 14.4 V, 2.0 Ah
  • Standard system battery specifications
  • Over-discharge protection


kr980.87
Availability: Ships within 1-2 weeks**
Add to cart
Add to wishlist
Stay unplugged longer with the help of a spare or replacement ThinkPad system battery. Replace your original 4-cell system battery (select models) or carry an extra to extend your unplugged computing time. Its compatible design allows it to be in the system when the system is connected to ThinkPad X200 UltraBase. (For battery life, go to lenovo.com/alldaycomputing)

Features & Benefits:



  • Lithium Ion (Li-Ion) technology
  • Four-cell, rechargeable system battery, 14.4 V, 2.0 Ah
  • Standard system battery specifications
  • Over-discharge protection
General Part number 43R9256
Description ThinkPad Battery 12 (4cell)
Power management Battery type(s) 4 Cell Li-Polymer
Battery Battery Types 4 Cell Li-Polymer
Battery Voltage 14.4 V
Power 2.0 Amp/Hr
Limited warranty[7] Limited warranty period One year
Technical Information Supported Software Applications ThinkPad X200t, X200 Tablet, X201t, X201 Tablet, ThinkPad External Battery Charger (40Y7625), ThinkPad X200 Ultrabase (43R8781)
Environmental Information Maximum Operating YYYY 95 %
Maximum Operating Temperature 35 C
Minimum Operating HumidityXXX 8 %
Minimum Operating Temperature 5 C
Architecture Depth Metric 72.5 mm
Height Metric 12.9 mm
Height US 0.51 in
Weight Metric[2] 0.236 Kg
Weight US[2] 0.52 lbs
Width Metric 253.7 mm
Width US 10 in