The Schneider Electric ZB4BS94420 is an emergency stop button head designed for critical safety applications within industrial control panels. As part of the robust 22mm Harmony ZB4 series, this component facilitates immediate machine shutdown in hazardous situations. Its Ø40mm red mushroom head provides a highly visible and easily accessible trigger point for operators.

Technical details

• Series: Schneider Electric Harmony ZB4
• Actuator Type: Emergency Stop Pushbutton
• Head Diameter: 40mm
• Operator Size: 22mm
• Actuation Method: Trigger Action
• Reset Method: Key Release
• Color: Red
• Contact Configuration: Requires separate contact blocks (not included) to define switching function (e.g., NC for emergency stop). Verify compatibility with your specific control system requirements.

Applications & compatibility

This emergency stop head is essential for safety circuits in a wide range of machinery, including packaging equipment, material handling systems, CNC machines, and assembly lines. It is designed to integrate with Schneider Electric's 22mm Harmony ZB4 range of control station components, ensuring reliable operation within established safety protocols.

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 ZB4BS94420 or contact our technical team for cross-reference assistance with compatible Harmony ZB4 components.