Plastic illuminated push button with a mounting dimension of 22 mm, part of the Harmony XB5 series. Customizable using the Harmony online configurator, with options for labeling, printing, and color schemes. The modular Harmony XB4 and XB5 series offers mounting dimensions of 22 mm and is characterized by easy installation, efficiency, modern design, flexibility, and maximum robustness. They feature IP protection ratings of up to IP69K and can operate in ambient temperatures ranging from -40 °C to +70 °C. The product meets standards such as EN/IEC 60947-5-1, EN/IEC 60947-5-4, CSA C22.2 No. 14, UL 508, EN/IEC 60947-1, JIS C 4520 and has certifications from DNV, GL, UL, RINA, BV, CSA, and LROS.