Calculators

Estimate how many solar panels are needed based on monthly electricity use, average daily sun hours, panel wattage, and system efficiency.

Estimate the roof or ground area needed for a solar panel system based on annual electricity use, local solar production, panel wattage, and panel efficiency. The calculator determines the system size required and converts it into total panel area with a practical spacing factor.

Estimate the roof or ground area in square feet needed for a solar panel system based on annual electricity use, average sun hours, panel wattage, and system loss factor.

Estimate the usable roof area for solar panels based on roof dimensions, roof shape, obstructions, and setback allowance.

Estimate what percentage of your roof can be covered by solar panels based on roof size, usable roof area, panel size, and panel count.

Estimate the total installed cost of a solar array based on system size, panel wattage, roof type, installation complexity, and battery storage.

Estimate the recommended solar array size in kilowatts based on monthly electricity use, available sun hours, system losses, and a production offset target.

Estimate the total wattage of a solar array based on panel count, panel wattage, average daily sun hours, system efficiency, and a design factor for roof orientation and shading.

Estimate the roof or ground area needed for a solar panel array based on desired system size, panel wattage, panel efficiency, and installation spacing factor.

Estimate how many solar panels are needed based on monthly electricity usage, average daily peak sun hours, panel wattage, and system loss factor.

Estimate the recommended solar panel system size based on monthly electricity usage, sunlight hours, roof efficiency, electricity offset goal, and panel wattage.

Estimate the installed cost of a residential solar panel system based on system size, panel wattage, roof type, installation complexity, and battery storage.

Estimate how many solar panels are needed based on monthly electricity usage, local sun hours, panel wattage, and system efficiency.

Estimate how many solar panels you need based on your monthly electricity usage, average peak sun hours, panel wattage, and system losses.

Estimate how many solar panels are needed to power a house based on monthly electricity usage, average daily peak sun hours, panel wattage, and system efficiency.

Estimate the recommended solar panel system size in kilowatts based on monthly electricity usage, average peak sun hours, desired energy offset, and system loss factor.

Estimate the recommended solar panel system size in kilowatts based on monthly electricity use, average daily peak sun hours, system losses, and desired energy offset.

Estimate the recommended total solar panel wattage needed based on daily energy use, average peak sun hours, system efficiency, and a safety buffer for real-world losses and future usage.

Estimate daily energy production from a solar panel system based on panel wattage, number of panels, average peak sun hours, system efficiency, and panel orientation.

Estimate the recommended solar panel system capacity in kilowatts based on monthly electricity usage, average peak sun hours, system efficiency, and a safety buffer for future demand and losses.

Estimate the total solar panel wattage needed based on daily energy use, peak sun hours, system losses, and desired backup days.

Estimate the recommended solar PV system capacity in kW based on monthly electricity usage, average peak sun hours, system performance ratio, and desired energy offset.

Estimate the recommended solar system size in kilowatts based on monthly electricity usage, average daily peak sun hours, desired energy offset, and system efficiency.

Estimate the solar system size needed in kilowatts based on your monthly electricity use, average daily peak sun hours, desired offset, and system losses.

Estimate the recommended solar system size in kilowatts based on your monthly electricity usage, sun hours, utility bill offset goal, system efficiency, and roof shading.

Estimate the installed cost of a residential solar system based on annual electricity usage, sunlight conditions, roof complexity, and optional battery storage.

Estimate the installed cost range for a commercial solar system based on system size, equipment quality, roof type, installation complexity, and incentive rate.

Estimate the installed cost of a rooftop solar system based on system size, roof complexity, roof type, inverter type, and local permitting and labor conditions.

Estimate the installed cost of a residential rooftop solar system based on system size, roof type, roof height, local labor market, and battery storage.

Estimate the total daily electrical load for a solar power system based on connected wattage, hours of use, system losses, peak sun hours, and desired battery backup days.