At What Voltage Is A 12 Volt Battery Considered Dead?
At What Voltage Is A 12 Volt Battery Considered Dead? At what voltage is a 12 volt battery considered dead? Resting fully charged 12-volt batteries are around 12.8-12.9 volts, and flat dead ones are at 12.0 volts, so 12.4 volts on a resting battery means it’s about 50% charged. At what voltage is a 12-volt