Lenovo Battery 3 Cell 52.5Wh 11.52V

The Lenovo 5B11F38034 is a rechargeable lithium-ion battery pack for select Lenovo laptops. Its model, L21M3PE1, identifies this particular pack for parts and service checks.

It contains three cells and is rated at 11.52 V with an energy capacity of 52.5 Wh. These specifications describe the battery’s configuration and electrical rating. The pack provides power to a compatible laptop when it is used away from a mains supply.

This replacement component is intended for Lenovo laptop systems that use part 5B11F38034. Compatibility is limited to select Lenovo laptops; no individual models are specified. The model, cell count, voltage and capacity help distinguish it from other batteries in the same family.