How To Wire Two Batteries In Series. You cannot wire the same batteries in series and parallel as you would short the system but you can wire sets of batteries in series and parallel to create a larger battery bank at a higher voltage. As in the diagram above two 6 volt 45 ah batteries wired in series are capable of providing 12 volts 6 volts 6 volts and 45 amp hours.

The result would be a battery. 6V RV batteries need to be wired in series in pairs to create a 12V battery. When connecting or charging batteries in series your goal is to increase the output of your batteries nominal voltage rating.
The result would be a battery.
Wiring Batteries In 12V Series Parallel Configuration. Wiring Batteries In 12V Series Parallel Configuration. In parallel the voltage stays the same and in series it is doubled. Battery-powered accessories on a boat often operate on something other than a 12-volt power source.

