Compare panels to see which may be best suited to your home or business or learn more about pv modules you ve been quoted on by a solar power system installation company.
Compare solar panel kit 3 kw.
Simple do it yourself residential grid tied power production that can save you thousands of dollars.
For instance if the surface area is 1 500 square meters and the rating of the panel is 250 watts you would divide 250 by 1 500 and then multiply by 100 to find the percentage for this example the solar panel in question would have an efficiency rating of 16 67 250 1500 x 100 16 67.
In order to find a range for number of solar panels we compared arizona and maine s solar panel production ratios 1 31 and 1 61 the highest and lowest in the u s.
The required number of solar panel in a system depends upon the capacity of solar panel.
Is 2 91 per watt 8 730 for a 3 kilowatt solar system.
This is one the highest producing solar kits available with 19 7 ultra efficient tesla solar panels that produce sun power price performance at the lowest cost.
If you select to hire a contractor to install your solar kit you should expect to pay approximately 1 00 per watt for labor wire conduit fittings breakers and other miscellaneous electrical components to complete the solar system installation.
Home solar sma 3 3kw 3 290 watt kit is built around the worlds best inverter matched with 14 235 watt solar panels.
You need to divide the number of watts at which the panel is rated by the total surface area of the panel.
This grid tied pv energy system produces 1 320 watts 1 3 kw with 4 tesla sc330 modules.
So a 7 53 kw system 7530 watts and a 250 watt panel 250 kw.
We then took 11 000 kwh and divided it by the respective ratios and then divided that number by 250 the typical panel wattage.
Featuring daily updates with the lowest prices on solar panels sunwatts has a big selection of affordable 3 kw pv systems for sale.
7 53 kw x 1000 250 watt 30 12 panels so roughly 30 250 panels 30 x 250w 7500 watts 7 5 kw note.
In a pinch the last 6 months can be a close approximation but a year s.
As of january 2020 the average cost of solar in the u s.
In 3 kw solar system 9 panels of 335 watts are sufficient.
A downward arrow next to a solar panel name indicates information on other models from that manufacturer is available click tap it to reveal those panels.
For home or business save 30 with a solar tax credit.
Buy the lowest cost 3 kw solar kit priced from 1 49 to 2 25 per watt with the latest most powerful solar panels module optimizers or micro inverters.
To get your average usage preferably add up your last 12 months usage and divide by 12.