What Amperage Do You Need to Charge a Car Battery, 2 Amps or 10 Amps?

By Staff WriterLast Updated Apr 12, 2020 10:13:11 PM ET

A basic car battery charger usually charges at 2 amperes. On average, car batteries hold 48 ampere-hours, so it typically takes a full day to charge a car battery. However, there are other car battery charging solutions that offer up to 10 amperes.