The Harmony XB4 ATEX D series made of metal offers a comprehensive range of push buttons, indicator lights, and selector switches, including an emergency stop switch. The modular design of the devices allows for the individual assembly of the required components for a 22 mm installation size. This single auxiliary switch features a normally open contact and is compatible with the XB4 ATEX D series. This product has the appropriate ATEX certification. Installation is done by snapping onto the respective mounting flange. The connection of the vibration-resistant contact block or device is made via screw terminals on the back of the product. Due to the variety of existing product standards and certifications, it is suitable for international use. Thanks to the Green Premium environmental label, you can obtain detailed information about material contents, environmental impacts, and circular economy, which support your sustainability goals.