Part of the Schneider Electric Harmony XB4 series, the ZB4BC57 is a robust, non-illuminated push button designed for demanding industrial control environments. This component features a prominent Ø40 mm yellow mushroom head, providing a large, easily accessible actuator for emergency stop or general stop functions. Its Ø22 mm mounting size ensures compatibility with standard control panel cutouts.

Technical details

• Series: Harmony XB4
• Actuator Type: Mushroom Head Push Button
• Head Diameter: 40 mm
• Head Color: Yellow
• Mounting Size: Ø22 mm
• Actuator Return: Spring Return
• Illumination: Non-illuminated
• Contact Configuration: Requires separate contact blocks (not included)

Applications & compatibility

The ZB4BC57 is commonly deployed in machine tool controls, material handling systems, and process automation equipment where a clear, tactile stop function is critical. Its durable construction makes it suitable for environments found in manufacturing plants, assembly lines, and heavy industry settings.

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 ZB4BC57 or contact our technical team for cross-reference assistance with compatible Harmony XB4 components.