Grimsel 2 is the second Power Station which was built between 1973 and 1980. The power station is located under the Grimselsee. You can reach the power station from Gerstenegg with a tunnel of 2 kilometers length.

Grimsel 2 receives the water from the Oberaarsee with and underground pipeline. At Kessiturm, the pipeline follows an inclined tunnel, an inclined cable lift is located all along the pipeline in the gallery?