How Do You Prevent Galvanic Corrosion On A Boat?

How Do You Prevent Galvanic Corrosion On A Boat? Solutions. There are two ways to protect from galvanic corrosion; either by installing an isolation transformer or a galvanic isolator. An isolation transformer eliminates any electrical continuity between shore power and the boat. How is galvanic corrosion prevented? Galvanic corrosion can be prevented by: Selecting materials