This Harmony 9001SK, modular illuminated red push button operates with spring return mechanism. It has a double insulated plastic bezel and is supplied with 120V AC integral LED, it has a 35mm mushroom head with 1 changeover contact. This mushroom shaped push button with integral LED is ideal for situations where quick actions are required for a process or machine to function correctly or where operator movements require maximum ergonomy. It is easily installed into a standard 30mm diameter panel cut-outs and connected with simple screw-clamp connections. It is clearly distinguishable visually at a distance thanks to its illuminated head and a prominent 35mm mushroom shape. It is impact resistant, dust resistant, water resistant and vibration resistant thanks to its IP66, making it ideal for operation in harsh environments. Impact and corrosion resistant plastic body ensures product continues to operate even after severe accidents.