ProMariner Battery Isolator - 130 AMP - 1 Alternator - 3 Battery [11133] Brand_Intellisteer so the equivalent sound energy

so the equivalent sound energy transmitted into the water is 10 to 1

Designed for ABYC standards for boats up to 20 meters

this is further compounded when the trolling motor battery is used for peripherals and/or to assist the cranking battery

or connect directly to another onboard power source such as the engine

Water resistant cover protects against dust and water

ProMariner Battery Isolator - 130 AMP - 1 Alternator - 3 Battery [11133] Brand_Intellisteer so the equivalent sound energyBattery Isolator 1 Alternator 3 Battery 130 AMP ProMariner Battery Isolators with gold plated terminals and improved efficiency, provide enhanced charging. Rated for use with DC devices ranging from 10 amps to 130 amps. Owner's Manual (pdf)