The Harmony XB4 series made of metal offers a wide range of 22 mm complete devices such as push buttons, indicator lights, and selector switches, including emergency stop switches. Additionally, due to the modular design of the devices, all components can also be purchased as individual elements, and they can optionally be adapted for 30 mm installation dimensions. Due to their quality, flexibility, and extreme robustness, these devices are ideal for most applications in industry and buildings. This yellow mushroom push button features a normally closed contact. This product has a corresponding ATEX certification. Installed in a 22 mm hole, the device is connected via screw terminals on the back of the product. Due to the numerous existing product standards and certifications, it is suitable for international use. Thanks to the Green Premium environmental label, you can obtain detailed information on material contents, environmental impacts, and circular economy, which support your sustainability goals.