Schneider Electric XB4BW3335 green flush complete illum pushbutton Ø22 spring return 1NO+1NC 110...120V. This Harmony XB4 plain lens illuminated modular green push button operates with a spring return / impulse mechanism, is supplied with 110V to 120V AC/DC, uses an integral transformer with Integral LED. It has a metal bezel. This illuminated push button with integral transformer provides an ergonomic and visual interface for controlling your machines. It is easily installed into a 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 a bright and long lasting BA9s base and LED illumination. 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. Official Schneider characteristics include Range of product: Harmony XB4; Product or component type: Illuminated push-button; Device short name: XB4; Bezel material: Chromium plated metal; Fixing collar material: Zamak; Mounting diameter: 22.5 mm; Sale per indivisible quantity: 1; Head type: Standard. Harmony XB4 devices use a chromium-plated metal bezel and are designed for robust panel operation where clear manual control, indication or machine safety interfaces are required.