A photovoltaic system on a small roof of a detached house can now be installed for as little as CHF 19,500 (including subsidies and tax savings). This is a guideline figure, as various factors influence the price of the photovoltaic system.
The net investment costs for the photovoltaic system are significantly reduced by subsidies – depending on the canton, these subsidies can amount to several thousand Swiss francs. FreeState handles all registrations and applications, ensuring you receive the maximum possible subsidies.
The cost of a solar power system depends mainly on the following factors: roof size and output, choice of solar modules, material costs (inverter + substructure) and scaffolding including fuse box.

Acquisition costs per household after 30% deduction of subsidies & 25% tax savings
A battery storage system and a heat pump can be used to complement a photovoltaic system. These two additional components can significantly increase the self-consumption of energy in an apartment building or a single-family home – and thus optimize the use of the solar system.
The cost of a solar power system depends primarily on the surface area and the power output (kWp). Even at the time of purchase, solar modules can differ in power output by up to 20%.
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Photovoltaic systems now cost only 20% of what they did ten years ago. At the same time, subsidies are decreasing annually.
Due to high demand for photovoltaic systems, the solar market has seen considerable activity in recent years. Why is now the best time to buy a solar system? However, due to high demand, the authorities are reaching their financial limits. Consequently, subsidies for solar power systems are decreasing annually. The best and cheapest time to buy a solar power system is right now. The longer you wait, the less funding will be available to you.
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