How long does it take to charge a 12V car battery from flat?

Answer

A flat 12V car battery can be charged overnight or at least eight hours. Batteries usually go flat if they have been worn out or exposed to low temperatures. For more information on car batteries and charging, visit: http://www.carbasics.co.uk/how_to_charge_car_battery.htm
Q&A Related to "How long does it take to charge a 12V car battery..."
If it is totally dead charge it for 2 hours at 10 amps.
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Standard car battery chargers are automatic, you just connect them & charge until the charging current registers very little, or the 'charged' light illuminates. Generally, a
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Normally 24hrs would be ample. Make sure you have the clamps on the battery properly or test charger to see if anything is even coming out of it. (Multi meter)
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Remember that if a battery was slowly discharged then you will need to slowly recharge it because charging it fast will cook it and it is just the opposite for a battery that was
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