Some of these variables include your home s energy usage your roof s available square footage the solar panel wattage and amount of sun the solar panels will receive.
Rooftop solar panels for home energy production.
For example in maine where sunlight is often at a minimum homeowners prefer higher rated panels that generate more electricity in comparison to panels typically selected for homes in sunny california.
Roof mounted solar panel systems absorb and convert the energy packed photons of natural sunlight into a usable energy form.
The solar panel systems are often referred to as pv or photovoltaic solar power systems.
The economics of rooftop solar.
The average solar panel payback period is 7 to 12 years and solar energy saves 600 to 2 000 per year on electricity costs.
Most solar panels last for 50 years have a 25 year warranty and start generating a return on investment after 8.
Purchasing a solar energy system with cash or a loan is the best option when you want to maximize the financial benefits of installing solar panels take advantage of tax credits and increase the market value of your home and a solarize program is unavailable or impractical.
Reductions in technology prices innovative financing and growing networks of solar installers and financial partners all helped drive down the prices for household systems in the united states by 45 percent from 2010 to 2014.
Most home solar panels on the market today have power output ratings ranging from 250 to 400 watts with higher power ratings generally considered preferable to lower power ratings.
Rooftop solar is increasingly cost effective for home owners business owners and their communities.