Energy Requirements

Average monthly electricity consumption from utility bills
Average daily peak sun hours for your location

System Configuration

Wattage rating of individual solar panels
Overall system efficiency including inverter losses
Available roof space for panel installation (optional)

Financial Analysis

Current utility electricity rate
Cost per watt for solar panels
Installation and additional component costs per watt
Combined federal and state tax credits/rebates

Solar System Analysis

Enter your energy requirements and system parameters to see solar sizing recommendations and financial analysis