Front element for push button Harmony ZB4. Front black, cover chrome-plated metal, type H001. Front element push button for harsh environments, black. Dimensions (WxHxD) 37x18.5x37 mm, mounting diameter 22 mm, weight 0.036 kg. Front element, round, DM 37 mm (IP66/67/69/69K) with label. Mechanical life 1,000,000 cycles. Head shape round, standard. With high vibration resistance and chemical resistance, ambient temperature -40 to +70 degrees C. The modular metal range with 22 mm installation dimension combines easy installation, efficiency and modern design. Certifications according to CSA, CE, UL. Product standards according to IEC 60947-1, IEC 60947-5-1, CSA C22.2, UL 508.