Analytic Systems 200A, 40V 3-Bank Ideal Battery Isolator [IBI3-40-200]200A, 40V 3 Bank Ideal Battery Isolator Features: Waterproof Expoxy Sealed Construction Easy Connection Most Efficient use of Available Alternator Output Maximize Battery Performance Three year parts and labour warranty Analytic Systems introduces the IBI (Ideal Battery Isolator) for 1, 2 and 3 bank battery systems, allowing all the batteries to be fully charged from a single alternator while maintaining electrical isolation between the battery banks