Why Does Solar Make Pocketbook Sense?

- Generous government incentives help bring down the initial capital costs of the solar system by ~60%
- Cost of electricity from the utility is high and will continue to increase (avg. 6% per year over the last 30 years)
- Solar Systems have an effective life of 35 years +
Government Incentives Available for Solar
California Cash Rebate
- Largest, most ambitious solar incentive program in the nation-- goal of 1 million solar roofs in state by 2016
- Property owner receives upfront cash rebate equal to 25% of the total installed solar system cost
- Statewide, rebate is available for solar electric only. In San Diego territory, additional rebate for solar thermal systems available.
- Rebate level designed to drop as more consumers take advantage of the program So the early bird gets the worm
Federal 30% Tax Credit
- Credit on tax liability for 30% of solar system
- PV and Solar Thermal Systems eligible
- Applies to total cost- equipment, installation labor
- Eligible for credit upon completion of installation (“placed in service”)
- 5-year accelerated depreciation
ROI for Solar
- A solar power system on your building is a long term, low risk, and high return way to invest your money.
- Solar offers an initial annual return on investment of 5-11%.
- This is very competitive with other higher risk investments such as stocks and bonds.
- As utility rates increase the annual return increases.
- Increased property value with out impact to property tax basis.
Net Cash Flow
Scenario A: Zero-Out Your Bill– 5kW System
Financial Analysis of a Residential Solar System
Scenario B: Peak Load Only (60% of Usage)– 3 kW System Installed Cost = $28,000 State Cash Rebate ($2,200/kW x 3kW) = - $ 6,600 Federal Solar Tax Credit = - $2,000 Net Cost = $19,400
Analysis Assumptions:
Loan amount $18,500 Loan Term 30 years Interest Rate 7.99% Current average electric rate $0.16/kWh Annual electric rate increase 6.0%
Near Term Economic Benefits
Current Monthly Usage (Ave.) 750 kWh Current Monthly Electric Bill $123 Electric Bill After Solar $ 36 Monthly Solar Loan Payment (after tax) $131
Energy Savings
First Year Electric Bill Offset $1,035 Decreased taxes (loan interest write-off) $ 463 Total First year Savings $1,498 Increases resale value of your home immediately!
Longer Term Investment Benefits
Cumulative Net Cash Flow (30 yrs.) $43,000 + Internal Rate of Return 12.7% Simple Payback 12 years
Commercial System Costing Example– 30 kW System
Installed Cost $ 255,000 Cash Rebate Amount (at $1.55/W) $ 46,500 Federal Tax Credit 30% $ 76,500 Accelerated Depreciation (Over 5 Years) $ 72,000 Net Cost After Incentives $ 49,500
Additional significant savings from avoided utility costs!
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