This Harmony XB5, plain lens illuminated modular red push button operates with a spring return / impulse mechanism, is supplied with 220V to 240V AC/DC, uses an integral transformer and has screw-clamp terminals. This illuminated push button with integral transformer provides an ergonomic and visual interface for controlling your machines. It is easily installed into standard 22mm diameter cut-outs and connected to control circuits with classic screw-clamp connections. It is clearly distinguishable visually at a distance thanks to its illuminated head and clear color. It is impact resistant, dust resistant, water resistant and vibration resistant thanks to its IP66/IP67/IP69/IP69K, 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.