How much money will you save by switching to Solar Energy?

Slide left or right to match your values, to find out how much you can save per year.

Your current electricity price
Cents per kWh (2015 US average 13c)

c
Percentage of household electricity
offset by solar panel energy
 
%
 
 
Size of installation
(measured in kW)
kW


(To calculate installation size, refer to the table)

Power (kW) Roof size ft²
2.0kW 47.24ft²
4.0kW 94.49ft²
8.0kW 188.98ft²
Inflation
(2011 rate: 3.16%)
%