Part of the Schneider Electric Harmony XB4 series, this emergency stop push button head is designed for critical safety applications. It features a prominent yellow 40mm diameter mushroom-head actuator for immediate visual identification and a twist-to-release mechanism for resetting the E-stop function. This component is engineered for robust performance in demanding industrial environments.

Technical details

• Series: Harmony XB4
• Actuator Type: Emergency Stop (E-stop)
• Actuator Diameter: 40 mm
• Mounting Hole Diameter: 22 mm
• Actuator Action: Push to stop, Twist to release
• Color: Yellow
• Contact Configuration: Requires separate contact blocks (not included) to define electrical function.
• Enclosure Rating: Typically designed for use in enclosures providing appropriate environmental protection (verify datasheet for specific IP rating).

Applications & compatibility

This emergency stop button head is commonly integrated into control panels for machinery requiring immediate shutdown capabilities, such as packaging lines, material handling systems, and manufacturing equipment. It is designed to be compatible with the 22mm mounting systems prevalent in industrial control panels, facilitating straightforward installation and replacement.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the ZB4BS55S or contact our technical team for cross-reference assistance with compatible Harmony XB4 components.