![Mastervolt Battery Mate 1603 IG Isolator - 120A, 3 Bank [83116035] Base Layer Work Wear Serial Port](https://cdn.shopify.com/s/files/1/2785/3654/products/54856XL.jpg?v=1677950093)
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Serial Port
Type 1 Drive Unit (sold separately)
The attached Gear-Head Mount allows you to quickly change rod holder positions with a simple twist
The exterior is water resistant
For direct transom mount application only
Mastervolt Battery Mate 1603 IG Isolator - 120A, 3 Bank [83116035] Base Layer Work Wear Serial PortBattery Mate 1603 IG Isolator 120 Amp, 3 Bank The Battery Mate is the ultimate solution for charging several batteries simultaneously and is compatible with any type of alternator battery charger, in both existing and new systems. As the voltage loss between the alternator and battery is negligible, the Battery Mate performs far better than conventional battery isolators. This ensures fast and complete charging of your batteries without having to make
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