Determine solar panel needs

How do I choose a solar system?

Simply divide your household electricity consumption by the monthly peak sun hours to find the right system size for your home. Finally, you can divide the system size by the power output of a solar panel to find out how many solar panels you need. The higher a solar panel’s power output, the fewer panels you need to install.

How do I know if I need a solar panel?

To determine your home’s average energy requirements, look at past utility bills. You can calculate how many solar panels you need by multiplying your household’s hourly energy requirement by the peak sunlight hours for your area and dividing that by a panel’s wattage.

How many solar panels are required?

To determine how many solar panels you need, first calculate your home's power usage. The average home uses about 910 kilowatt-hours (kWh) of electricity per month. You'll need a solar power system that can produce this much power.

What size solar panel do I Need?

Popular solar panel sizes are between 400 and 430 watts. Solar panels need sunlight to generate electricity. If you live somewhere with lots of sunshine, you can install fewer solar panels to cover your electricity bills. For example, one 400-watt solar panel in Arizona can produce almost 90 kWh of electricity in one month.

How to select a solar panel?

To determine the number of solar panels you need, first, you need to select which panels to use for your calculations. One solar panel from one brand might produce a certain amount of electricity, but not every panel produces electricity at the same rate.

What is a solar panel calculator?

Whether you want to help our planet or just save some money, the solar panel calculator might be just the tool you want to use. It's created to help you find the perfect solar panel size for your house depending on how much of your electric bill you'd like to offset.