Solar Calculators & Tools

Run the numbers yourself. Our interactive tools help you estimate costs, sizing, and savings before you speak to an installer.

Estimate how many solar panels you need based on your monthly usage.

Determine exactly how many years it will take for your system to pay for itself.

Project your cumulative utility bill savings over 10 and 25 years.

Calculate your monthly loan payment and compare it to your current utility bill.

Calculate how much battery storage capacity you need for backup power.

Calculate the total Return on Investment (ROI) and net gain over 25 years.

Work backwards from your annual energy usage to find the exact kW system size required.

Estimate how much electricity a solar system will generate over a year.