What should a 12 volt battery read when fully charged

You are in a hurry on the way to work, and you jump into your car and quickly turn the key, but nothing happens.

The car battery is drained. You have a car battery charger in your garage, but how long does it take to charge a car battery?

Charging a car battery is not always as easy as it sounds; there are several tricks out there to save your battery and give it a longer lifetime!

In this article, you will get all the answers you want for this question, and a bit more!

How Long Does It Take to Charge a Dead Car Battery?

Generally, it takes about 2 to 4 hours to fully charge a normal-sized car battery with a 20 Amp battery charger and about 12 to 24 hours with a 4 Amp charger.

The charging time heavily depends on the car battery size and the charger’s power output.

The most common rate for car battery chargers is around 4 amps. To fully charge a battery of the size 52 Ah would take about 10 hours from dead to fully loaded, but you could probably start your car within 1 hour.

First, you have to look at your car battery charger to find out how much ampere it

car battery fully charged but no power

car battery fully charged but won t start