When charging a car battery should it be disconnected?
When charging a car battery should it be disconnected? Although charging a car battery while still connected or in situ is possible, it's always a good idea to disconnect the battery before charging after a quick clean. How long does it take for a car battery to re charge? Charging a regular car battery with a typical charge amp of around 4-8 amperes will take about 10-24 hours to charge it fully. To boost your battery enough to be able to start the engine, it would take around 2-4 hours. The best way to maintain a long life for your...