Advanced Solar Energy Calculator
Calculate your solar panel needs, costs, savings, and environmental impact with our advanced tool
Your Home Details
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Find this on your electricity bill - average US household uses about 900 kWh/month
Results Overview
Number of Solar Panels Needed
24
System Size: 9.6 kW
Financial
Environmental
Technical
Estimated Installation Cost:
$28,800
Federal Tax Credit (30%):
-$8,640
After Incentives:
$20,160
Estimated Payback Period:
6.8 years
25-Year Savings:
$48,200
9.2
Tons of CO₂/Year
110
Trees Equivalent
2.3
Cars Off Road
Carbon Offset: 85% of Household Emissions
Recommended Panel Type:
Premium Monocrystalline (400W)
Inverter Type:
Microinverters
Estimated Annual Production:
14,200 kWh
Estimated System Life:
25+ years
Roof Visualization
Roof Space Utilization
78% of Available Space Used
Incentives & Rebates
Federal Solar Tax Credit
30% of system cost
-$8,640 estimated
California Solar Initiative
State rebate program
-$1,200 estimated
Net Metering
Sell excess power back to grid
$180/year estimated
System Comparison
| Option | Basic System | Recommended | Premium System |
|---|---|---|---|
| Panel Type | Polycrystalline | Monocrystalline | High-Efficiency |
| System Size | 8.0 kW | 9.6 kW | 11.2 kW |
| Panel Count | 25 | 24 | 25 |
| 25-Year Savings | $41,500 | $48,200 | $54,800 |
| Upfront Cost | $20,000 | $28,800 | $36,500 |
| Payback Period | 7.2 years | 6.8 years | 7.1 years |
Battery Storage Analysis
Backup Power During Outage:
18 hours
Increased Self-Consumption:
+35%
Additional Cost:
$12,000
Additional Savings:
$3,200 over 10 years
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