Wiring A Boat Battery Switch. Attach one end to the battery switch with the use of your tools. Main battery switch in nearly all cases your boat wiring system should have a marine grade main battery disconnect.
The c post is energized when you flip to 1 2 or both and is isolated or disconnected when you switch to off. Most boat builders simply wire the alternator circuit back through the starter feed wire to the c or common post of the battery switch. Connect another wire to the solenoid by connecting the wire to the out terminal on the battery switch back to the solenoid.
Determine the best location for the battery switch.
Most boat builders simply wire the alternator circuit back through the starter feed wire to the c or common post of the battery switch. Attach one end to the battery switch with the use of your tools. It shows the elements of the circuit as simplified forms and the power and signal connections between the tools. Assortment of perko marine battery switch wiring diagram.
