Front element for push button Harmony ZB5. Front black, cover plastic, unlabeled. This button head offers an ergonomic surface for controlling your machines. Dimensions (WxHxD) 29x29x33 mm, mounting diameter 22 mm, weight 0.018 kg. Its clear color makes it easy to see from a distance. Mechanical life 2,000,000 cycles. Head shape round, standard. With high vibration resistance and chemical resistance, ambient temperature -40 to +70 degrees C. The modular plastic range with 22 mm installation dimension combines easy installation, efficiency, modern design, flexibility with maximum robustness. Certifications according to DNV, UL listed, CSA, LROS (Lloyds register of shipping), RINA, GL, BV. Product standards according to UL 508, EN/IEC 60947-5-4, EN/IEC 60947-5-1, CSA C22.2 No 14, JIS C 4520, EN/IEC 60947-1.