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What to know before, during and after a solar installation in Switzerland.

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Guides

Feeding your solar surplus into the grid does not lose you money: the minimum tariff explained

Since 2026 the feed-in price follows the market, and from 2027 it will follow the spot price every quarter of an hour. Below 150 kW, a minimum remuneration set by law caps the price from below. How it is calculated, and why the alarming headlines get it wrong.

2 September 2026 Install

Guides

The 70 % feed-in cap: what curtailment really costs your installation

Since 2026, the feed-in of new solar installations can be limited to 70 % of the module capacity. Many read "30 % of production lost". The reality is measured in fractions of a percent, and the law caps the loss at 3 %.

29 August 2026 Install

Guides

'Solar produces nothing in winter': what the figures say

A solar roof produces less in winter, not nothing. How much exactly, why cold and snow help more than they hinder, and why every winter kWh is worth three to five times a summer surplus kWh on the bill.

26 August 2026 Install

Guides

When a home battery is justified, and how to size it

A home battery does not store summer for winter, it shifts midday to the evening. What it earns per kWh shifted, the profiles for which it changes everything, those for which it can wait, the right size, the price, the subsidies, and what 2027 will change.

22 August 2026 Install

News

The SOLARSPLIT online solar study is open

Enter your address and discover your roof's potential in two minutes: the free solar study is online for all of French-speaking Switzerland.

18 August 2026 Install

Testimonials

What the first homeowners say

Two homeowners recount their experience with the solar study and the comparison of offers, in their own words.

15 August 2026 Install

Testimonials

MicroSPLIT, the series that gives a voice to the people who make solar happen

Short episodes where homeowners, the team, and partners talk about solar as it is really lived, with no script and no set.

11 August 2026 Install

Guides

Condominium: deciding on a solar installation at the owners' meeting, without getting lost in the majorities

What majority is needed, what the Swiss Civil Code really says, what the 2026 reform changes and does not change, how to prepare the vote, finance, allocate, and let the flats benefit from the roof's electricity.

8 August 2026 Install

Guides

Solar subsidies in the Jura in 2026: what the Confederation pays, what the canton does not

No photovoltaic measure in the Jura Buildings Programme in 2026. Support comes from the federal one-off remuneration and the tax deduction. The amounts, the traps on the cantonal web page and the order of the steps.

4 August 2026 Install

Guides

Multi-brand monitoring: a single view for all your installations

Huawei, SolarEdge, Enphase, Fronius: each inverter lives in its own app. Why bringing monitoring together changes the picture, from homeowners to property managers.

31 July 2026 Monitoring

Guides

How long does an inverter last, and when to replace it

Panels last thirty years, the inverter ten to fifteen. What wears it out, the signs that announce the end, what replacement costs, what the warranty covers, and why replacement day is the right time to rethink the installation, 70% limitation included.

28 July 2026 Monitoring

Guides

Solar subsidies in Fribourg in 2026: Pronovo, notifying the municipality and taxes

In the canton of Fribourg, photovoltaics is supported by the Confederation and by the tax deduction, not by a cantonal grant. What changes in 2026 for permits, and the order of the steps to follow.

24 July 2026 Install