The Harmony XB4F series made of metal offers a variety of 30 mm complete devices such as push buttons, indicator lights, and selector switches, including emergency stop buttons. Additionally, the modular design of the devices allows all components to be purchased as individual elements, and they can also be adapted for 22 mm installation dimensions. Due to their quality, flexibility, and extreme robustness (protection classes up to IP69K), these devices are ideal for most applications in industry and buildings. This illuminated push button can be customized through the Harmony Online Configurator. Installed in a 30 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 about material contents, environmental impacts, and circular economy, which support your sustainability goals.