What Amperage Should the Charger Be Set to When Charging a Car Battery?

1 Answers
Alyssa
07/30/25 2:05am
When using a charger to charge a car battery, the current should not exceed the CCA parameter, which means it should not exceed the battery's maximum current value. Generally, it is adjusted to 80-150 amps. Below is some relevant information about car batteries: 1. Definition of a car battery: A car battery, also known as a storage battery, is a type of battery that works by converting chemical energy into electrical energy. Typically, what people refer to as a battery is a lead-acid battery. This is a type of battery mainly made of lead and its oxides, with a sulfuric acid solution as the electrolyte. 2. Classification and characteristics of batteries: The plates of a conventional battery are composed of lead and lead oxides, with the electrolyte being an aqueous solution of sulfuric acid. The main advantages are stable voltage and low cost. Dry-charged lead-acid batteries are characterized mainly by the negative plate's high capacity for storing electricity. Maintenance-free batteries, due to their structural advantages, consume very little electrolyte and generally do not require the addition of distilled water during their service life.
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