Professional Solar & Energy Calculators

Calculate average daily sun hours based on your location, season, and weather conditions.

Determine the optimal tilt angle and orientation for maximum solar panel efficiency.

Estimate the energy output of your solar panel system in kWh per day, month, or year.

Calculate the battery capacity needed for your solar system backup requirements.

Calculate return on investment and payback period for your solar installation.

Determine optimal solar panel size for your energy needs and available roof space.

Estimate daily solar energy output based on your location, panel orientation, and weather patterns.

Size your off-grid solar system components including panels, batteries, and inverters.

Determine optimal panel angle based on location for maximum energy production.

Input your location's average daily sunlight hours for accurate energy production estimates.

Plan a grid-tied solar system with battery backup for energy independence.