How do you calculate the payback period for solar power?

Here's a simple way to calculate the payback period for solar power. Take the total system cost and divide it by the estimated annual savings on electricity costs. To calculate annual savings, subtract the new average electric bill from the average of the old bill and multiply it by 12 months. Example: Say a solar power setup costs $10,000 all up.

How much money can a solar array save you?

Example: Say a solar power setup costs $10,000 all up. This new solar array can cut your electric bill in half from $200 to $100 a month, which adds up to $1,200 in yearly savings. To get the estimated payback period, divide the $10,000 with the estimated annual energy savings of $1,200

How do I get a price estimate for solar?

Use the simple Solar Calculator to get an instant price estimate for solar and batteries. It is important to note, that you neither want to pay too much nor too little for a solar system. It might sound strange that you would not want to pay too little but think about it as if you were going out to dinner.