Lenovo T420/T520 Battery—Long-Lasting Replacement The Lenovo ThinkPad T410 battery is a reliable, high-capacity lithium-ion battery built to deliver extended power for business and professional users. Whether you’re working remotely or traveling, this battery provides consistent performance and mobility for your ThinkPad. Key Features: Battery Type: Lithium-Ion (Li-ion) Voltage: 10.8V / 11.1V Capacity: 4400mAh to 5200mAh Watt-hour (Wh): 48Wh to 57Wh Number of Cells: 6-cell or 9-cell (depending on the version) Color: Black Estimated Runtime: 3 to 6 hours (varies by usage and model) Recharge Cycles: Up to 500 Compatible Part Numbers: 42T4799 42T4801 42T4753 42T4755 42T4737 42T4739 42T4798 42T4817 ASM 42T4797 FRU 42T4751 Compatible Laptop Models: Lenovo ThinkPad T410 Lenovo ThinkPad T420 Lenovo ThinkPad T510 Lenovo ThinkPad T520 Lenovo ThinkPad W510 Lenovo ThinkPad W520 Lenovo ThinkPad L412 Lenovo ThinkPad L420 Lenovo ThinkPad L512 Lenovo ThinkPad L520 Note: For optimal performance, always match the battery part number and specifications with your original unit before purchasing.
