Since 1996 Lechler has maintained a certified quality management system according to the valid standard ISO 9001. Since 2007, Lechler has also applied a QM system in accordance with the requirements of EU directive 2014/34/EU for devices intended for use in potentially explosive atmospheres (ATEX). Furthermore, Lechler has an agreement with TÜV SÜD for the correct re-marking of products.