Plastic push button as a front element with a mounting dimension of 22 mm, part of the Harmony XB5 series. The actuator is protruding. Customizations such as labeling, printing, and color schemes are possible with the Harmony Online Configurator. The modular Harmony XB4 and XB5 series with 22 mm mounting dimensions combines easy installation, efficiency, modern design, and flexibility with maximum robustness. It features protection ratings up to IP69K and can operate in ambient temperatures from -40 °C to +70 °C. The product standards include EN/IEC 60947-5-1, EN/IEC 60947-5-4, CSA C22.2 No. 14, UL 508, EN/IEC 60947-1, and JIS C 4520, with certifications from DNV, GL, UL listed, RINA, BV, CSA, and LROS.