Location: San Rafael, CA
System Output: 14 kW
Configuration: 75 SunPower Corp. 205 W Modules, 3 SunPower 5200 Inverters
Mounting: SunFrame Flush on S-Tile Roof
Install date: 5/07
Installation Timeframe: 3 Days

Results

• Old Average Monthly Electric Bill: $999
• Estimated New Average Electric Bill:$300
• Bill Offset: 70%
• Monthly Cash Flow in 1st Year with Loan: +$277
• Monthly Cash Flow in 5th Year with Loan: +$394

The Investment Rate of Return (IRR) over 25 years is 18.9%
Over 25 years it will provide total savings of: $352,341
including bill savings, PBIs, sRECs, maintenance, & inverter replacement
It will pay for itself in 9 years

Carbon Dioxide and Environmental Benefits

• Based on estimated production, this system will reduce emissions by:
  435 tons of CO2 over 25 years
• It's the environmental equivalent of:
  1,415,131 miles not driven
• or 7.9 acres of trees planted