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Solar Panel Calculator

Estimate energy production and savings from a rooftop solar array.

m²
hr/day
Live Calculation

Daily Energy

18.00

kWh

Annual Energy

6570.00

kWh

Live Step-by-Step Calculation

# Given Values:
Panel Area: 20 m²
Avg Sunlight Hours: 5 hr/day
Panel Efficiency: 0.18
# Formula:
Daily Energy = area * eff * sun
# Substitution:
Daily Energy = 20 * 0.18 * 5
Final Answer: 18 kWh

How it works

E=A×r×H×PRE = A \times r \times H \times PR

Biological Formula Standard

How it Works

E=A×r×H×PRE = A \times r \times H \times PR

AI Insight

Did you know? Consistent tracking of these metrics can help identify trends over time. Try adjusting the inputs to see how sensitive the result is to each variable.

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