A 5kw solar system which consists of 20 panels can produce an average of 7 000 kwh per year.
Average solar panels to run a house.
But as you can see from the data above how much electricity your house uses depends on everything from your local climate to how many televisions you have.
The number of panels needed depends on your location and roof size.
A 3kw solar system which consists of 12 panels can produce an average of 4 200 kwh per year.
Depending on where you live the average 3 000 sqft house will need between 17 and 26 premium solar panels to supply 100 of its electricity needs.
You will need a roof space of about 340 sq ft for a 5kw system.
The infrastructure is a little more complicated the calculations must be more precise and a mistake can leave you without enough juice to get by.
The average family uses 11 000 kwh per year and needs 26 to 33 solar panels to power the whole house.
Follow along to calculate the amount of solar panels your specific home will need.
You will need a roof space of about 194 sq ft for a 3kw system.
Planning to run your house completely on solar power requires considerable financial mental and emotional investments.