Teseq became an independent company on November 27, 2006. Teseq is formerly the Test Systems Division of the Swiss-based Schaffner Group. Teseq retained all of the former Schaffner division’s management and employees and refined its focus on designing and manufacturing EMC test equipment used to ensure the efficient and reliable operation of electronic systems and products worldwide. Teseq's broad range of products include EMC emission, EMC immunity, and ESD simulators.