How many amps does a 12 volt backup battery use
240KW/400KW industrial rooftop - commercial rooftop - home rooftop, solar power generation system.
To charge a 12 volt battery, you need to use a battery charger that is designed for that specific type of battery. The charging voltage should be between 10% and 25% of the battery''s capacity. For example, if you have a 12 volt 100Ah battery, you should use a charger that can provide a minimum of 10 amps and a maximum of 20-25 amps.