Solar Calculator

Solar Calculator is a practical app to estimate and size your solar power system quickly and easily. Add the appliances you want to run, set their power (W or A) and daily usage hours, and the app will calculate the key system requirements with clear results.

Key features

Add appliances (lights, TV, fridge, air conditioner, etc.) with power in Watts or Amps and usage hours

Calculate total daily energy consumption (Wh / kWh)

Recommend battery capacity (Ah) and help choose 12V / 24V / 48V system voltage

Estimate the suitable inverter size with a safety margin

Estimate the required number of solar panels based on your daily load and sunlight hours

Simple interface, fast results, easy to share

Disclaimer: Results are estimates and may vary depending on appliance type, inverter efficiency, battery type, cable losses, and your local solar irradiance.

Suitable for

Home and farm owners

Solar installers and technicians

Anyone who wants to plan a system before buying equipment