This Harmony 9001SK, black selector switch with H cam has 4-positions, operates with a stay-put mechanism. It has a double insulated plastic bezel. This selector switch provides a versatile interface for controlling your machines. It is easily installed into a standard 30mm diameter panel cut-outs and is easily connected to control circuits. It provides an effective manner to set your machine in various operating modes. 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.