How Many Amps Does a Car Battery Put Out?

By Staff WriterLast Updated Apr 13, 2020 5:14:39 AM ET

The amperage capacity of a car battery is measured in two different ways: amp hours or cold cranking amperage, or CCA rating. The measurements mean two different things. Most automobile batteries have a capacity of between 45 and 50 amp hours. For most passenger cars, the battery CCA will fall between 400 and 600.