This Harmony XB4, illuminated green selector switch head for universal LED with standard handle has 3 positions, operates with spring return from left to center mechanism. This illuminated switch head for universal LED provides an ergonomic interface for controlling your machines. It is supplied with standard handle and can easily be installed on compatible selector switch units. It provides a clear help in setting your machines in various operating modes, even in darker control rooms, and with a clear visual feedback. It is impact resistant, dust resistant, water resistant and vibration resistant thanks to its IP69K. It has a metal bezel, this makes it Ideal for applications requiring high impact and vibration resistance. It is impact resistant, dust resistant, water resistant and vibration resistant thanks to its IP69K. Its wide range of operating temperatures from -40°C to 70°C allows versatility in usage of product.