This Harmony XB5, modular black selector switch has 3 positions, operates with a spring-return-to-center mechanism and uses screw clamp terminals.::This selector switch provides a versatile interface for controlling your machines.::It is easily installed into standard 22mm diameter cut-outs and connected to your control circuits with simple screw-clamp connections.::It provides an effective manner to give your machine multiple different inputs.::It is impact resistant, dust resistant, water resistant and vibration resistant thanks to its IP69, making it ideal for operation in harsh environments.::Its plastic bezel makes it ideal for applications requiring good resistance to chemical agents and/or double electrical insulation.