This Harmony XB7, flush monolithic yellow push button operates with a spring return / impulse mechanism and uses screw-clamp terminals.::It is easily installed into a standard 22mm diameter panel cut-outs and connected to control circuits with classic screw-clamp connections.::Its schematic is clearly distinguishable thanks to clear colors and markings, minimizing errors during initial wiring and later maintenance operations.::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.