Geothermal Payback Calculator
Calculate payback period from utility savings vs conventional HVAC.
Inputs
$
$
%
$
$
%/yr
Results
Payback Period
7 years
Incremental Cost
$13,000
First Year Savings$1,700
20-Year Savings$45,680
20-Year ROI251%
How to Use This Calculator
- Enter the total installed cost of the geothermal system.
- Input available tax credits and rebates.
- Set the annual energy cost savings from replacing conventional heating and cooling.
- Enter the expected system lifespan in years.
- Review the simple payback period and 20-year net savings.
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