Marine Battery Selector Switch Wiring Diagram

Hello i m getting ready to purchase some boat battery wiring but am curious about cable length matching in a dual battery setup.

Marine battery selector switch wiring diagram. For more detailed wiring guidelines please consult a qualified marine electrician or one of the many. Assortment of perko marine battery switch wiring diagram. Blue sea two battery switch acr dual charging system. A wiring diagram is a simplified conventional photographic representation of an electrical circuit.

This dual battery setup for boats uses the blue sea add a battery kit for charging marine batteries. 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. It shows the elements of the circuit as simplified forms and the power and signal connections between the tools. Running with a selector switch in the both position see selector switches may not fully charge all batteries.

But adding on off switches to the circuit you can force the alternator to charge the battery you want charged.