Plan your solar setup

Solar System Calculator

Estimate a starting system size using your appliance list or electricity bill. Tune the sunshine estimate, backup days and safety margins before reviewing the results.

Adjustable assumptions Appliance and kWh methods Request a quote

⚙️ Design Your Solar System

Set sunshine hours, autonomy and safety margins, then add appliance quantities, wattage and daily hours to size your solar array and battery bank.

System sizing settings

Choose the site sunshine estimate, battery backup period and design margins used for the appliance calculation.

Peak sunshine (hours/day) Days of autonomy PV safety margin Load / inverter safety margin

Quick estimate

Size from your electricity consumption

Enter the kWh shown on your bill or meter and choose the period it covers.

Energy used (kWh) Consumption period

Average daily use—

Estimated running load—

Recommended inverter—

PV array target—

Battery bank—

Uses the sunshine, autonomy and safety margins selected above. Monthly and yearly values use 30 and 365 days. Running load is estimated from energy use; use the appliance list below for the combined wattage of your actual loads.

Appliance	Quantity	Wattage (W)	Hours/day	Action

No appliances added yet. Add appliance quantities, wattage and daily hours to see total running load and system sizing.

Kindly note that quotation may vary from calculated results.