Electrotechnical and electronic apparatus and instruments for measuring, control and regulating, in particular temperature and ventilation regulators, thermostats, hygrostates, hygrometer, air current monitors; electric socket outlets; covers for electric outlets; touch switches for doors, touch switches; sensors; climate sensors; software, interactive software; communication hubs; sensor hubs; actuator hubs; mobile apps; cloud-server-software; firmware; educational software (AI); electrical switch cabinets and electrical switch cabinets made of metal and/or plastic for plants, industries, electronics, telecommunication, data processing, interactive terminal systems and data transfer; control apparatus for sensors for the Internet of Things [IoT]; sensors for the Internet of Things [IoT], gateways for the Internet of Things [IoT], range extenders [antennas] for the Internet of Things [IoT]; water jet hoods as accessories for switch cabinets and closed housings for use with electrotechnical and electronic apparatus and instruments for measurement and control purposes and for sensors; pressure compensation fittings and drainage elements as accessories for switch cabinets and closed housings and for electrotechnical and electronic apparatus and instruments for measurement and control purposes and for sensors.

Apparatus for lighting, heating, refrigerating and air conditioning, in particular heating apparatus, fan heaters, filtering fans, roof filter fans, circulation fans, small heaters, semiconductor heaters, flat heaters, heater fans, semi-conductor fan heaters; water jet hoods as accessories for switch cabinets and closed casings as accessories for apparatus for lighting, heating, refrigerating and air conditioning; lamps; pressure compensation devices and drainage devices as accessories for apparatus for lighting, heating, refrigerating and air conditioning.