Boat wiring diagram awesome mercury ignition switch wiring push to choke boat ignition switch wiring diagram mercury I am running the boat battery wiring from the switch to my two batteries. 12 24 Trolling Motor Wiring Volt And Battery Literature for pro charge ultra marine battery, size: 3 battery boat wiring diagram . Hi i currently have a typical switched 2 battery setup. This is the how to wire a boat | beginners guide with diagrams | new wire marine of a pic i get directly from the twin engine boat battery wiring diagram collection. Simple boat wiring diagram single battery. Please right click on the image and save the graphics. Connect the shore power charger to house battery banks (one circuit for each or one charger for each). The following basic wiring diagrams show how batteries battery switches and automatic charging relays are wired together from a simple single battery single engine configuration to a two engine one generator and four battery bank system. ...