Energy Calculator

HOW MANY SOLAR PANELS DO I NEED?

Size a solar panel array for your home with our easy solar system calculator. Just fill out the form and click “Size My Solar System”!

1. How many KiloWatt-Hours (kWh) do you use per month?
(Look at your electric bill or call your utility)

kWh

2. What percentage of this power do you want to offset with solar?

%

3. Which state do you live in? (Determines hours of daily sun you receive)

Minimum PV System Size

Watts

Recommended PV System Size

Watts