Cheapest Cost Per Watt Solar Panels

The most recent official data from the doe funded lawrence berkeley labs published in september 2019 found that the median cost of residential solar panels is 3 70 watt.

Cheapest cost per watt solar panels.

Average solar panel cost. Astronergy makes the best solar panels you can get from a pure value perspective. A standard 6 kw residential solar system has dropped from 44 000 down to 15 200 over the past decade not including the federal solar tax credit. Their 365w panel retails at 257 at the time of publication which shakes out to 70 cents per watt.

You get what you pay for. National data september 2020. With the price of tier 1 panels declining and excellent financing options now available. Such as california and texas and certain solar panel brands are known for being the most efficient or the cheapest cost per watt sunpower is very efficient while canadian solar tends to be very cheap.

This price depends on several factors. However purchasing by the pallet or through a contractor can usually make the per panel price significantly cheaper. Solar panels cost 0 70 to 1 50 per watt on average but can run from 0 30 to 2 20 per watt a typical 250 watt panel costs 175 375 on average for an entire solar system the average homeowner pays 3 910 to 6 490 panels can cost as low as 1 890 and as high as 13 600. Photovoltaic prices have fallen from 76 67 per watt in 1977 to nearly 0 102 per watt in october 2019 for multi crystalline silicon solar cells and module price to 0 21 per watt.

The cheapest solar panels per watt are that way for a reason. 89 90 this is seen as evidence supporting swanson s law which states that solar cell prices fall 20 for every doubling of cumulative shipments. The big upfront cost of installing solar panels meant that many homeowners felt forced to take shortcuts. Average price of solar panels.

This chart is based on the pricing of single solar panels. The cost of solar panels is set by the manufacturer based on many points such as the efficiency and expected longevity of the panels. Solar panel costs for an average sized installation in the u s. Of the major module producers astronergy has the lowest cost per watt panels we ve found.

Knowing the average cost per watt is helpful but what does 2 91 watt actually mean for you. Factors affecting solar affordability. How does system size impact the cost of solar. However solarreviews handles more than 1 000 quote requests per day and the current average price we see on our marketplace is 2 60 per watt.

The average cost of solar panels has fallen 65 from 7 34 per watt in 2010 to 2 53 per watt in 2019.