Plastic push button as a front element with a mounting size of 22 mm, part of the Harmony XB5 series. Customizable using the Harmony online configurator. Individual adjustments are possible, such as labeling, printing, and color designs. The modular Harmony XB4 and XB5 series with a 22 mm mounting size combines easy installation, efficiency, modern design, and flexibility with maximum robustness. IP protection ratings up to IP69K and ambient temperatures from -40 °C to +70 °C. Product standards include EN/IEC 60947-5-1, EN/IEC 60947-5-4, CSA C22.2 No. 14, UL 508, EN/IEC 60947-1, JIS C 4520, with certifications from DNV, GL, UL listed, RINA, BV, CSA, and LROS.