38 solar installations with 571 kWp of capacity are installed in Ernen.
Go to the communityRoof potential
The suitable roofs of Ernen could deliver around 13 GWh of solar power a year. An estimated ~4.6% of it is used today.
A local electricity community is collecting sign-ups here. The more neighbours join, the sooner it starts.
Ernen, VS
Bellwald, VS
Binn, VS
Fiesch, VS
Get solar power from your neighbourhood. Joining is free and you keep your electricity supplier.
Sources: Swiss Federal Office of Energy (SFOE), swisstopo, opendata.swiss. As of October 2026. Totals per municipality only, no individual installations.
| Build year | Installations | Capacity (kWp) |
|---|---|---|
| before 2012 | 1 | 4 |
| 2012 | 1 | 64 |
| 2013 | 2 | 53 |
| 2014 | 1 | 4 |
| 2015 | 1 | 5 |
| 2016 | 3 | 17 |
| 2017 | 3 | 45 |
| 2018 | 0 | 0 |
| 2019 | 1 | 6 |
| 2020 | 0 | 0 |
| 2021 | 3 | 19 |
| 2022 | 1 | 6 |
| 2023 | 6 | 68 |
| 2024 | 9 | 92 |
| 2025 | 5 | 181 |
| 2026 | 1 | 8 |
567 kWp have been added since 2012.
| Month | GWh |
|---|---|
| Jan | 0.4 |
| Feb | 0.6 |
| Mar | 1.1 |
| Apr | 1.3 |
| May | 1.5 |
| Jun | 1.7 |
| Jul | 1.8 |
| Aug | 1.5 |
| Sept | 1.2 |
| Oct | 0.8 |
| Nov | 0.4 |
| Dec | 0.3 |
