Solar Panel Calculator

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Solar panel calculator is used to calculate the savings from energy use by installing solar systems for your home. The solar power calculator is useful for homeowners to estimate the costs and savings from solar vs. electricity.

1. Monthly Energy Usage (kWh)

Jan: Feb: Mar: Apr: May: Jun: Jul: Aug: Sep: Oct: Nov: Dec:

2. Sunlight & System Settings
Average Sunlight Hours/Day:
Electricity Rate ($/kWh):
Cost per Watt ($):
Panel Wattage (e.g., 400):

3. Incentives & Rebates
Rebate (% of system cost):
Flat Rebate ($):

Solar Power Calculator

Total Annual Usage:	10,800 kWh
Required System Size:	5.92 kW
Estimated Cost (before incentives):	$16,569.86
Total Incentives:	-$4,970.96
Net Cost (after incentives):	$11,598.90
Estimated Panels Required:	15 panels (400W each)
Monthly Savings:	$135.00
Yearly Savings:	$1,620.00
Estimated Payback Period:	7.2 years