Solar System Size Calculator
Find the right solar system size for your property. Answer a few questions and get an instant recommendation.
Property Type
Monthly Electricity Bill
Available Roof Space
10 m²200 m²
Energy Coverage Goal
20%100%
Recommended System Size
6 kW
To cover 80% of your electricity usage
Panels Needed
11
550W panels
Roof Space Required
24 m²
Fits your roof
Estimated Cost
R 72 000
Panels + inverter + install
Monthly Savings
R 2 200
~772 kWh/month
Estimated Payback Period
2.7 years
After payback, enjoy free electricity for the remaining 22 years
Estimates based on 5.5 peak sun hours/day, 85% system efficiency, and R 3/kWh tariff.