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BTI Replacement battery for LENOVO - IBM Lenovo Thinkpad T410/20/30 T510/20/30 W510/20/30 L410/12/20/21/30 L510/12/20/30 laptops replacing OEM Part numbers: 45N1001 45N1003 45N1005 0A36302 70+// 10.8V 5200mAh - Image 1
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BTI Replacement battery for LENOVO - IBM Lenovo Thinkpad T410/20/30 T510/20/30 W510/20/30 L410/12/20/21/30 L510/12/20/30 laptops replacing OEM Part numbers: 45N1001 45N1003 45N1005 0A36302 70+// 10.8V 5200mAh

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Last Updated: 03/10/2026
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Product Description

Compare today's prices on the "BTI Replacement battery for LENOVO - IBM Lenovo Thinkpad T410/20/30 T510/20/30 W510/20/30 L410/12/20/21/30 L510/12/20/30 laptops replacing OEM Part numbers: 45N1001 45N1003 45N1005 0A36302 70+// 10.8V 5200mAh".

BTI Replacement Battery for Lenovo Thinkpad T410/20/30 T510/20/30 W510/20/30 L410/12/20/21/30 L510/12/20/30 Laptops (Replaces 45N1001 45N1003 45N1005 0A36302 70++ 10.8V 5200mAh)

Restore the full mobility and performance of your Lenovo Thinkpad with this high-quality replacement battery from Battery Technology Inc. Designed to match or exceed the original factory specifications, this 5200mAh, 10.8V lithium-ion cell provides reliable, long-lasting power so you can work, study, or travel without being tethered to a power outlet. Whether you are using a T410, T520, W510, L412, or L520 series laptop, this drop-in replacement brings your device back to life, giving you the freedom to stay productive wherever you go. Say goodbye to unexpected shutdowns and hello to dependable runtime.

- High-capacity 5200mAh / 10.8V lithium-ion battery for extended usage between charges

- Compatible with a wide range of Lenovo Thinkpad models including T410, T420, T430, T510, T520, T530, W510, W520, W530, L410, L412, L420, L421, L430, L510, L512, L520, and L530

- Replaces OEM part numbers 45N1001, 45N1003, 45N1005, 0A36302, and 70++ series

- Manufactured by BTI, a trusted global supplier of notebook replacement batteries and adapters

- Built-in overcharge, over-discharge, and short-circuit protection for safe everyday use

- Easy installation: simply remove your old battery and slide this one into place

Power your Thinkpad with confidence and get back to what matters most.

GTIN: 0886734845045