Solar panels in Western Cape
The Western Cape boasts excellent solar irradiance with over 1,780 kWh/kWp annually and the highest residential electricity tariffs in SA — making it one of the best regions for solar ROI.
Solar installers by city in Western Cape
Click a city to see savings calculations using local PVGIS irradiance data and your municipality's tariff.
Solar energy in Western Cape: what you need to know
Western Cape has an average solar irradiance of 1,780 kWh/kWp/year — approximately 4.9 peak sun hours per day based on PVGIS v5.2 satellite data.
At the average residential tariff of R3.21/kWh, a 5 kW solar system in Western Cape saves R1,371 per month. With tariffs increasing roughly 10% per year, this compounds significantly over a 25-year system lifetime.
FlowLeads covers 8 cities in Western Cape. Every quote uses city-specific irradiance data and the correct municipal tariff — not a national average.