Bank Calculator

Solar Battery

This solar battery bank calculator will help you correctly size your batteries for the daily load and energy usage in your camper solar setup.

This calculator forms part of our camper solar setup series and the wider subject of campervan electrics. 

Calculating the minimum size of your solar battery bank is the first step in planning your electrical design. 

Use this solar battery bank calculator to buy the right battery bank for your RV, campervan or motorhome.

How many solar batteries do you need? Which batteries are best for you? The wrong type and size solar batteries can waste money.

Contingency We add 20% contingency when calculating our battery needs. You can use the same or adjust it suit.

Daily Power Usage This is the total amount of power you need each day in watt hours. Don't forget to include your heaters if you plan on winter RV living.

From How do I use this solar battery bank calculator to How do I find the watts of each device, we got you covered!