Can a car battery still be used after being completely discharged three times?

1 Answers
RicardoFitz
07/30/25 12:17am
Automotive batteries generally have a lifespan of 2-3 years. If the battery is completely discharged within its lifespan, it is best to remove it and charge it for 30-60 minutes, after which it can still be used. It is advisable to avoid deep discharging, as such rapid discharge can significantly impact the battery's lifespan. Below is an introduction to automotive batteries: The battery is an essential part of a car and can be categorized into traditional lead-acid batteries and maintenance-free batteries. Since these batteries use lead-calcium alloy grids, they produce less water decomposition during charging and have lower water evaporation. Additionally, their sealed structure minimizes the release of sulfuric acid gas. Compared to traditional batteries, they offer advantages such as no need for liquid refills, easy connection to terminals, and longer charge retention.
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