For calculating return on solar investment we are using our own simulation software. A 13.08 kW SunPower system produces 18,075 kilowatt-hours per year in Gaithersburg, Maryland. Capitalizing on Federal Income Tax Credit, $ 1,000.00 Maryland Solar Energy Grant Program, SREC income and Utility Bill Saving yield to a return on solar investment of less than six years.
Customers monitoring report follows:
"Hey Mike, I thought I would drop you a quick note, so far this year my system has produced 6388 kWh vs projected 6272 kWh. (Not counting January)Everything seems to be running great.