THE SWITCH is a leading supplier of megawatt-class permanent magnet generator and full-power converter packages for wind power. Our headquarters are located in Vantaa near Helsinki in Finland. We also have sales offices in Germany, China and in the U.S.A.. The production facilities are based in Finland, China and in the U.S.A.. THE SWITCH design and manufacture permanent magnet generators for high-, medium- and low speed wind turbines and full-power converter in the range of 100 kW up to 6 MW.