Average Cost Formula:
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Definition: This calculator determines the average cost per solar panel based on the total system cost and number of panels.
Purpose: It helps homeowners and businesses evaluate solar panel costs for budgeting and comparison purposes.
The calculator uses the formula:
Where:
Explanation: The total system cost is divided by the number of panels to determine the per-panel cost average.
Details: Calculating per-panel costs helps in comparing quotes, budgeting accurately, and understanding cost distribution in solar installations.
Tips: Enter the total system cost (including installation) and the total number of panels. Both values must be positive numbers.
Q1: What should be included in the total cost?
A: Include all costs - panels, inverters, mounting hardware, installation labor, permits, and other system components.
Q2: Does this account for tax credits or incentives?
A: No, this calculates gross costs before any incentives or rebates.
Q3: What's a typical average cost per panel?
A: Costs vary but typically range between $200-$500 per panel including installation, depending on quality and system size.
Q4: Should I use this for comparing different solar quotes?
A: Yes, calculating per-panel costs helps standardize comparison between quotes with different numbers of panels.
Q5: How does panel wattage affect this calculation?
A: While this shows cost per panel, also consider calculating cost per watt ($/W) for more accurate efficiency comparisons.