Our both resettable line-type heat detectors type LIST & d-LIST are approved and certified by VdS according to the current product
standard EN 54-22:2020-07.
VdS approval No.: G 221004 for sensor control unit d-LISTcontroller and sensing element SEC 15
VdS approval No.: G 213072 for sensor control unit LISTcontroller and sensing element SEC 20