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How much does a solar power system cost?

April 26, 2017COST solar power system

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How much does a solar power system cost?

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This chart shows the approximate cost that you would pay for a solar power home system in California (November 2008.) Your solar power system should be tailored to your lifestyle and to your available roof or ground space. The new 30% federal tax credit goes into effect January 1, 2009. You can save around 45% off the cost of the solar power system. Average Monthly Electric Bill Approximate System Size kW DC Roof Space Needed Gross Cost CA Rebate $1.90 per watt Net Investment after 30% Federal Tax Credit & rebate $75 2.96 218 sq feet $24,982 $4,451 $14,371 $125 4.44 327 sq feet $37,207 $9,158 $21,371 $350 8.