1 x XB2 BS542 22 mm NC Red Mushroom Emergency Stop Push Button Switch Key benefits Fast, unambiguous emergency shutdown: the large red mushroom head is easy to see and press for immediate stop of equipment. Reliable circuit behavior: NC (Normally Closed) contact is closed in normal operation and opens when pressed, providing a clear, fail-safe interruption of the control circuit. Easy retrofitting and replacement: 22 mm diameter fits standard 22 mm panel cutouts for quick installation into existing control panels. User-friendly operation: oversized mushroom shape permits deliberate activation even when wearing gloves or under stress. Product details Model: XB2 BS542 Quantity: 1 unit Size: 22 mm mounting / actuator diameter Contact configuration: NC (Normally Closed) Color: Red Shape: Mushroom emergency stop push button What it solves Provides a dedicated, easily accessible manual stop point to protect people and equipment. Simplifies panel upgrades or repairs by matching standard 22 mm fittings and NC emergency circuits. Reduces operator hesitation with a clearly visible and tactile actuator designed for immediate use. Typical applications Industrial control panels: central emergency stop for machine cells and production lines. Material handling: shut down conveyors or feeders quickly to prevent damage or injury. Workshops and test benches: emergency cut-off for powered tools and test setups. Installation notes Designed to mount in a standard 22 mm panel cutout; verify panel thickness and mounting hardware compatibility before installation. Intended for use as an emergency stop input in control systems using NC stop circuits; follow applicable safety wiring practices and local regulations.