The Schneider Electric Harmony XB4 series push button provides a robust and reliable operator interface for industrial control panels. This specific unit, designated XB4BC21EX, is an ATEX-certified, complete push button assembly featuring a black metal bezel and a 22mm mounting diameter. It is designed for use in potentially explosive atmospheres, meeting stringent safety requirements for hazardous environments.

Technical details

• Series: Harmony XB4
• Certification: ATEX D (for use in potentially explosive atmospheres)
• Actuator Type: Mushroom Head Push Button
• Actuator Diameter: 40mm
• Actuator Color: Black
• Bezel Material: Metal
• Contact Configuration: 1 Normally Open (NO) contact
• Actuator Return: Spring Return

Applications & compatibility

This ATEX-certified push button is engineered for applications in industries where explosive atmospheres are present, such as chemical processing plants, oil and gas facilities, and mining operations. It is suitable for integration into control stations for machinery and equipment operating in hazardous zones, ensuring safe and compliant operation.

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 XB4BC21EX or contact our technical team for cross-reference assistance with compatible Harmony XB4 components.