This is assuming a system size of 6 kilowatts which is common in the us.
How much do solar panels save on electricity.
For an average sized 6kw solar system installed anywhere in the country solar panels will save about 1 500 annually.
This is a nationwide average.
Meanwhile residents in arizona will save 17 033 and residents in colorado will save about 16 635 during the same period.
Some states see even higher averages.
The estimate also considers the average sunshine available in the country and the average electricity price of 13 34 cents per kilowatt hour reported by the energy information administration.
Right now solar power experts are predicting that residents in california will save about 28 360 in the 20 year period after they install their solar panels.
The average electric bill in the states is somewhere in the range of 100 120 per month.
Going solar saves versus traditional energy costs per the us energy administration the current average cost of electricity from the traditional grid is 12 75 cents per kilowatt hour kwh.
With an understanding of how much you re paying right now you should get an idea of how much electricity your solar panels will need to generate in order to eliminate your bill.
These savings are very real and their relative strength depends on the availability of local city and state incentives.