The Harmony XB4 ATEX D series made of metal offers a comprehensive range of push buttons, indicator lights and selector switches, including emergency stop switches. The modular design of the devices enables the individual parts required to be put together individually for a 22 mm installation dimension. This single auxiliary switch has 1 normally open contact and is compatible with the XB4 ATEX D series. This product has the corresponding ATEX certification. It is mounted by snapping it onto the respective mounting flange. The vibration-resistant contact block or device is connected using screw terminals on the back of the product. Suitable for international use due to the large number of existing product standards and certifications. Thanks to the Green Premium environmental label, you can obtain detailed information on material content, environmental impact and circular economy that supports your sustainability goals.