The DC DC Battery Charger uses the starter battery to charge the life battery so that your life battery always has enough power to power the life appliances in your RV and camper.

By installing a dual battery system in your RV, you can use the secondary battery to power your living appliances and thus live a life just like you do at home.

The best companion to an RV dual battery system is a DC to DC Battery Charger, which will keep your secondary battery always ready to give you the power you need.

Our DC to DC Battery Charger covers a wide range of models including 30A, 50A and 60A, and can support a variety of batteries including lithium and lead acid.

The DC DC battery charger combined with the solar charging function can power the house battery with both solar and starter batteries.

Useful Resource: What is a DC to DC Battery Charger?