How Much Solar Panel Do I Need For My House

Take your system size and divide by the panel wattage to figure out how many solar panels you need in your system.

How much solar panel do i need for my house.

You will need a roof space of about 194 sq ft for a 3kw system. Compare solar quotes on the energysage marketplace customized to your property and energy needs. Follow along to calculate the amount of solar panels your specific home will need. Before purchasing a solar energy system for your home an important step is finding out how many solar panels you need.

In the example above you would need 24 solar panels to account for 80 of your average consumption 29 6 kwh daily usage divided by 1 24 kwh per panel. An average homeowner needs 28 to 34 solar panels to fully offset their electricity bill with solar. A 5kw solar system which consists of 20 panels can produce an average of 7 000 kwh per year. Likewise if you wanted to account for 100 of your daily kwh consumption you would need 30 solar panels 37 kwh daily usage divided by 1 24 kwh per panel.

A home that consumes 1 000 kwh per month will normally need between 20 and 30 solar panels. Let s say we want to use astronergy 335w panels. The panels you would use in a residential setting typically range from 275 to 350 watts per panel. A typical american home will need 14 36 solar panels to cover their power bill and at least 227 square feet of rooftop space to accommodate the solar panels.

The exact number changes depending on the specifications of the chosen panel model as well as the sunshine available at the project site. A 10kw solar system which consists of 40 panels can produce an average of 14 000 kwh per year.