Solar Carport Calculator

Carport dimensions and capacity from parking layout.

Parking spaces covered

Canopy area per space (sq ft)

Panel wattage (W)

Peak sun hours (PSH)

System derate factor

Solar cost ($/W DC)

Electricity rate ($/kWh)

EV chargers installed

Tab to move between fields

System capacity (kW DC)

328.4

Number of panels821

Total canopy area (sq ft)17,000

Annual production (kWh)467,477

Total project cost ($)$906,120

Annual electricity savings ($)$56,097

Total annual benefit ($)$64,857

Simple payback (years)14

Watts per parking space3,284

How to Use This Calculator

Enter the number of parking spaces to be covered and canopy area per space in sq ft.
Set panel wattage, peak sun hours, and system derate factor.
Enter solar cost per watt DC and current electricity rate.
Input the number of EV chargers to install on the carport.
Review system capacity, annual production, total project cost, and simple payback years.

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