Solar Panel Calculator

Md. Tanberul Islam July 02, 2025

Solar Panel Calculator

Calculate solar panel requirements, battery size, and energy savings for your solar power system

Input Parameters

Daily Energy Usage

System Voltage 12V 24V 48V

Average Sunlight Hours

Panel Efficiency

Inverter Efficiency

Battery Backup Needed? Yes No

Results

Solar Panel Requirements

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Total solar panel capacity needed to meet your daily energy consumption

Number of Panels

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Based on standard 340W solar panels with 18% efficiency

Battery Bank Size

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Battery capacity required for your selected backup option

Inverter Size

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Recommended inverter capacity for your solar system

Yearly Energy

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Estimated annual energy generation from your solar panels

Note: This calculator provides estimates based on standard solar panel specifications. Actual requirements may vary based on location, weather conditions, panel orientation, and other factors. For professional solar installation planning, consult with a certified solar energy provider.