Auto Battery Full Charge Voltage. The table below shows the voltage and approximate state of charge for each type of battery. There is a very big difference when a car battery drops even a small amount of voltage.
Amps Full Charge and Power Supply Mar 18 2021 Pageview1645 As we need batteries for daily activities it is necessary for us to know the basics of it and how to maintain it properly. Voltages and Specific Gravity are listed for a 6-volt or 12-volt battery and battery banks of 24 and 48 volts. With the engine off you should get a reading of 126 volts.
The same is true when measuring battery voltage to determine if a battery has gone bad.
Ad Save 10 Off Batteries Bulbs More When You Buy Online Pick Up In-Store. With experience one can accurately determine state of charge using a voltmeter. Should you see a reading of at least 126 volts then your battery is fully charged. Fully-charged most car batteries will measure at least 126 volts 130-132V for OPTIMA YELLOWTOPs but low voltage doesnt necessarily equal a bad.
