Dual Battery System

The REDARC BCDC1250D is a 12V 50A In-vehicle DC to DC battery charger. It features REDARC's award-winning In-vehicle charging technology, and can charge from Solar and DC inputs simultaneously.                            

The REDARC Relay Kit allows you to automatically switch between charging your auxiliary battery from the vehicle alternator or from your solar panel when using a single input REDARC BCDC.