The Schneider Electric ZB4BS55 is a Ø22mm pushbutton head designed for industrial control panels. This component functions as a latching turn-release mushroom pushbutton, providing a distinct visual and tactile operator interface. It is part of the Harmony ZB4 series, a robust range of control and signaling units engineered for demanding environments.

Technical details

• Series: Harmony ZB4
• Operator Type: Pushbutton Head
• Actuator Shape: Mushroom Head
• Actuator Diameter: 40mm
• Mounting Diameter: 22mm
• Actuation Method: Latching, Turn to Release
• Color: Yellow
• Contact Configuration: Requires separate contact blocks (not included). Verify compatibility with your specific application requirements.

Applications & compatibility

This pushbutton head is suitable for use in a wide array of industrial automation applications, including machine tool control, material handling systems, and process control panels. Its yellow color and mushroom head design are often used for emergency stop or critical function activation, ensuring clear operator recognition. It is designed to integrate with the Schneider Electric Harmony ZB4 range of control stations and enclosures.

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 ZB4BS55 or contact our technical team for cross-reference assistance with compatible Harmony ZB4 components.