Below are a few options of some of the most popular boat battery switches available. Heres the typical main battery switch.

Heavy Duty Battery Selector Switch
Marine battery selector switch. These switches can be mounted in numerous locations. By captain john wenz. Shop read reviews or ask questions about battery switches at the official west marine online store. Your system works something like this. Shop with confidence get free shipping to home or stores price match guarantee. 47 out of 5 stars 89.
They permit selection between batteries for starting and charging or operation of both batteries in parallel. Doing so will save you a lot of trouble money and preserve your sanity. For use with two or more batteries and single or dual engine systems. Use two switches for dual engine systems. For use with systems under 50 volts. To view this site you must enable javascript or upgrade to a javascript capable browser.
Perko 8501dp marine battery selector switch most popular the perko battery switch is usable for boats with two or more batteries. Young marine circuit breaker for boat trolling with manual resetwater proof12v 48v dc. When properly installed these marine battery switches let you choose one of the two batteries combine them or disconnect both with the turn of a dial. Seachoice 11501 battery selector switch red one size. Their use of the traditional perko bolt circle makes for easy installation whether new or as a replacement. Perkos 8501 series battery selector switches are among the most popular battery switches ever produced.
You can use it with dual or single systems. Marine battery switches hodges marine carries a wide variety of marine battery switches from top brands like blue sea and more. 47 out of 5 stars 91. Assuming your boat is of recent abyc standard construction that means youve got two batteries a 120 volt ac shore power charger and one engine with an alternator. Since 1968 west marine has grown to over 250 local stores with knowledgeable associates happy to assist. When used with non unitized alternators these models will interrupt the field current reducing the possibility of damage if turned off with the engine running.
Battery selector switches by blue sea systems cole hersee guest perko sea dog vetus and others found at lfs along with a complete line of javascript is disabled on your browser. The battery youve selected powers all of your 12. In boat battery switches.