Two battery boat setup with wiring diagram. This way even if your battery switch is off if your boat starts filling with water the pump will still kick on.

Charging A Trolling Battery From Your Outboard
Battery switch for boat wiring diagram. An manufacturer of marine hardware and accessories. Id rather have a dead battery than a swamped boat. Perko marine battery switch wiring diagram collections of dual battery switch wiring diagram daigram in perko nicoh. There are many ways to use a perko battery on off switch. Perko marine battery switch wiring diagram 0. Battery circuit diagram dual relay wiring diagram fresh perko dual.
Perko dual battery switch wiring diagram marine diagrams fine. The following basic wiring diagrams show how batteries battery switches and automatic charging relays are wired together from a simple single battery. This dual battery setup for boats uses the blue sea add a battery kit for charging marine batteries. Proper battery management including switching and charging is essential for safe and reliable operation. The most obvious and most common is simply to use it to turn off your battery when in storage so that your battery does not drain as quickly and is ready to go when you are. The boats bilge pump float switch.
Batteries are at the heart of the electrical systems found on any boat or vehicle. Its pretty standard in boat wiring to bypass the main battery switch for one thing. Blue sea two battery switch acr dual charging system.