How much does a solar installation really cost in Switzerland in 2026? Panels, inverter, installation, subsidies – complete breakdown by canton.
The price of a solar installation in Switzerland has changed considerably in recent years. In 2020, the average cost was CHF 3 500/kWp. In 2026, it will oscillate between CHF 2 200 and CHF 2 800/kWp — a fall of 37% in six years.
Cost breakdown. For an 8 kWp residential installation (most common configuration):
- Solar modules (TOPCon N-Type, 18-20 panels 420-440 Wp): CHF 4 200–6 000
- Hybrid inverter (Huawei, Fronius, SMA): CHF 1 800–3 500
- Mounting structure and cabling: CHF 1 500–2 500
- Labor for installation and commissioning: CHF 3 000–5 000
- Bidirectional meter and GRD connection: CHF 500–1 000
- Gross total: CHF 11 000–18 000 (median ~CHF 15 000)
After verified aid. Unique Pronovo remuneration calculated at the official tariff calculator + possible targeted local or cantonal aid confirmed in writing + VAT according to the quote and AFC rules -> net cost to be recalculated project by project according to quote and configuration.
Regional differences. Labor rates vary by 15-20% between cantons: Geneva and Vaud are the most expensive, Jura and Valais are the least expensive.
How to compare quotes? Systematically ask for the price in CHF/kWp installed, gross then net after verified aid. A quote far above the market deserves a detailed explanation; a very low quote should trigger a check of components, exclusions and labor.