The XB4BW34B5 is a complete illuminated push-button from the Harmony XB4 range, designed for panel mounting in a 22.5mm cutout. It features a red flush, spring-return operator with a chromium-plated metal bezel, an integral universal LED for illumination, and slow-break 1NO + 1NC contacts. This device operates on a 24V AC/DC supply and utilizes screw clamp terminals for secure connections. Built for high reliability, it offers a mechanical durability of 10,000,000 cycles and has an IP69K rating, making it suitable for industrial control panels and machinery in harsh environments requiring high-pressure washing.