Galvanic isolators are necessary to protect your boat from electrolysis. Defender Marine offers galvanic isolators from ProMariner, Newmar and Yandina.
What is a galvanic isolator?
In the simplest terms a galvanic isolator interrupts the flow of stray electricity in the water around your boat. The isolator protects your boat from electrolysis and what it misses your anodes, or zincs, will capture.