Replacement Lenovo L09S6Y21 laptop battery. Catalog-listed compatibility includes B450, B450A, B450L. Match the old battery label, voltage, connector and shape before confirmation.

Compatibility profile

Laptop brand: Lenovo
Exact model: IdeaPad B450A
Matching batteries: 1

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L09S6Y21 is listed for Lenovo IdeaPad B450A. We will reconfirm the old battery part number, voltage, connector, and shape before processing.

4,000 mAh6 cells11.1V

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Battery is swollenOnly works while plugged inShuts down soon after unpluggingNot charging or percentage is stuckVery low backup after a full chargeBattery is not detectedOther problem

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