Correct wiring method for parallel connection of lead-acid batteries
240KW/400KW industrial rooftop - commercial rooftop - home rooftop, solar power generation system.
Connecting two amp hour batteries in parallel Two batteries connected in parallel. To calculate the output when wiring in parallel add the Ah ratings together. In this case 4.5 Ah + 4.5 Ah = 9 Ah. The voltage does not change. Note the way the appliance is connected. Many sources explaining parallel wiring suggest the following instead: