6v Battery Wiring Diagram 2. Wiring batteries in 48v series parallel configuration. Injunction of two wires is generally indicated by black dot to the intersection of 2 lines.
Wiring batteries together in series will increase the voltage while keeping the amp hour capacity the same. 6 cells x 25 volts 126 volts. Confirm the lighting is working correctly according to the law in your country.
Since rv circuits operate on 12 volts an rver who chooses to use golf car batteries will need two of them connected in series.
We recommend you replace the battery with a 12 volt agm type of not less that 12 amphour. A 6v battery bank charging system will give you added amp hours and increased life cycles. Connect positive terminal on battery a1 to negative terminal on battery a2 repeat this on batteries b1 and b2. The following wiring configuration requires 16 6v batteries.