Will my solar installation lose money in 2027?

From 1 January 2027, payment for solar electricity fed into the grid follows the market price at the moment it is fed in. This calculator shows what that means for your existing installation — in francs, with nothing to sell you.

Calculate now How we calculate

Independent. No quotes, no address capture, nothing about you is sent anywhere.

Your installation
Sets the weather region and the electricity price.
On your registration confirmation or your quote.
Your household
On your electricity bill. A four-person household uses around 4,500 kilowatt-hours.
Optional: more precise with your own figures
Only if you know it: last year's production from your inverter app or your yearly statement. Otherwise leave it empty.
When the market price is negative, my grid company: Each grid company decides this itself. It is in its 2027 feed-in tariff.

Your meter's load curve

Without a file, the site calculates with a model of your roof. If you download your load curve from your grid operator, the site calculates with your real measured values. The file stays in your browser and is sent nowhere.

Accepts tables with a timestamp and consumption or export, as the customer portals export them.