Solar System in Zofingen: Subsidies & Costs 2026
Calculate your solar subsidy in Zofingen. Pronovo EIV, cantonal contributions and tax deductions for PV systems in Canton Aargau.
Subsidies in Zofingen
Federal Subsidy (Pronovo)
One-time payment (EIV) for all solar systems in Zofingen.
Cantonal Subsidy Aargau
No direct PV subsidy. Tax deduction of investment costs possible.
Tax Benefit in Zofingen
Investments in solar systems are tax-deductible (property maintenance).
Costs & Installation
What does a system cost in Zofingen?
A typical 10 kWp system including installation and connection costs between CHF 22,000 and CHF 28,000. After deducting subsidies, the net costs are significantly reduced.
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Estimated subsidy for a standardised 10 kWp rooftop installation in 2026.
| Subsidy Source | Amount (CHF) | Basis |
|---|---|---|
| Federal Subsidy (Pronovo) | 3,600 | 10 kWp × CHF 360/kWp |
| Canton Aargau | — | Federal subsidy only |
| Tax Savings (approx.) | 7,000 | Approx. 28% of CHF 25,000 investment |
| Total subsidy (estimated) | 10,600 | 42% of investment |
* Calculation basis: 10 kWp rooftop installation, Pronovo rates 2026. Tax savings vary depending on personal tax rate.
Frequently Asked Questions about Solar in Zofingen
How much is the solar subsidy in Zofingen in 2026?
Which installation companies operate in Zofingen?
Do I need a building permit for a solar system in Zofingen?
How long is the payback period in Zofingen?

Emir Kovacevic
Emir is a software engineer and specialist in solar building analysis. As founder of Solar Advisor Switzerland, he analyses the latest Pronovo tariffs and cantonal subsidy guidelines daily to provide homeowners with honest, fact-based recommendations.