![ARCO Marine BI-1203-3A Battery Isolator - 120A - 1 Alternator, 3 Battery [BI-1203-3A] Marine Safety | Flotation Coats/Pants Knob end prevents lines from](https://cdn.shopify.com/s/files/1/0721/9652/2136/files/106601XL.jpg?v=1759378089)
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Knob end prevents lines from easily slipping off and minimizes potential collision injuries
SLICKR 3-In-1 Ceramic Detailer
Fully customizable user profiles allow you to configure the screen layout to your preferred setting
Swing out design allows replacement of the fuse without removing fasteners
ARCO Marine BI-1203-3A Battery Isolator - 120A - 1 Alternator, 3 Battery [BI-1203-3A] Marine Safety | Flotation Coats/Pants Knob end prevents lines fromBI 1203 3A Battery Isolator 120A 1 Alternator, 3 Battery The Arco Marine BI 1203 3A is an inboard outboard battery isolator that can handle 1 alternator, 3 batteries, and 120A max. Rated for use with 10 to 350 amp alternators on 12, 24, or 32 volt negative ground systems. *Includes exciter terminal Features: 1 alternator, 3 batteries, 120A max Inboard and outboard battery isolators are solid state devices that allow electrical current to flow in one