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| Management number | 14841534 | Release Date | 2025/10/03 | List Price | $34.79 | Model Number | 14841534 | ||
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Lenovo 42T4940 Battery
Get longer battery life and improved laptop performance with a new Lenovo 42T4940 battery. This 42T4940 battery replaces the battery inside the Lenovo Thinkpad X220 and X220i laptop models.
*not compatible with the Lenovo Slice Tablet touchscreen X220 and X220i models. You can find the battery for the ThinkPad X220 Slice tablet here.
This Lenovo 42T4940 battery is rated 5200 mAh and uses the highest quality lithium-ion battery cells that provide 50% more capacity than the original 4 cell battery. Each battery is tested and inspected before shipment.
Replaces these Lenovo x220 x220i battery part numbers:
0A36281
0A36282
0A36283
42T4861
42T4865
42T4873
42T4875
42T4899
42T4901
42T4940
42T4942
42T4862
42T4861
Battery 29
Battery 29+
Battery 29++
300-500 recharge cycles
You can expect about 4 hours to 9 hours of run time with this ThinkPad 42T4940 battery when new, depending on your energy use. If you are looking for even longer battery run times.
| Category | |
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| Size | N/A |
| Brand | Lenovo |
| Condition | New |
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