Put your trust in the expertise of the market leader. With more than 6,000 tap-changer maintenance deployments every year, our specially trained and tested service technicians have unrivaled field experience. A comprehensive, unmatched network of 21 service locations worldwide also guarantees fast delivery of spare parts as well as 24/7 availability. Put the servicing of your on-load tap-changers in the hands of the experts and enjoy the advantages of our complete range of services.