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ABB’s success story in power electronics began more than 100 years ago with the production of mercury-arc rectifiers in Switzerland. Over the past 60 years, ABB has played a pivotal part in the development of power semiconductors and their applications.

ABB is a leading supplier of power semiconductors with production facilities in Lenzburg, Switzerland, and Prague, Czech Republic. ABB offers a wide variety of high power semiconductors using conventional and future oriented technologies with high reliability fulfilling the demand of the traction, industrial and energy transmission segments. This product portfolio comprises GTOs, IGBTs, IGCTs, Thyristors and Diodes in the power range of 150A up to 12000A and 200V up to 8500V.

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