This Harmony XB2, illuminated projecting monolithic blue push button operates with a spring return mechanism, is supplied with 230V AC, uses an integral LED and screw clamp terminals. It is easily installed into standard 22mm diameter cut-outs and connected with simple screw-clamp connections. It is clearly distinguishable visually at a distance due to clear colors and illumination via integral LED, minimizing errors in machine control and enabling complex machine statuses to be read at a glance. It is impact resistant, dust resistant, water resistant and vibration resistant thanks to its IP65, making it ideal for operation in harsh environments. It has a double insulated plastic bezel. Its wide range of operating temperatures from -25°C to 70°C allows versatility in usage of product.