Solar Panel Installation Calculator
Estimate solar panel system size and cost
$
$/kWh
Formula
System kW = Daily kWh / Sun Hours
Size system to offset monthly electric consumption.
Examples
50/mo, 5 sun hours~7.7 kW system, 20 panels.
~7.7 kW system, 20 panels.
Frequently Asked Questions
About Solar Panel Installation
Estimate solar panel system size, cost, and payback period.