The Schneider Electric ZB4BS447 is a red, Ø30mm emergency switching off pushbutton head designed for critical safety functions within industrial control panels. This component is part of the robust Harmony ZB4 series, known for its metal construction and reliability in demanding environments. It is engineered for immediate operator intervention in emergency situations, ensuring rapid shutdown of machinery.

Technical details

• Series: Harmony ZB4
• Actuator Type: Emergency Stop Pushbutton
• Color: Red
• Head Diameter: Ø30 mm
• Mounting Diameter: 22 mm
• Bezel Material: Black Metal
• Operation: Push-pull (twist to release)
• Contact Configuration: Requires separate contact blocks (not included) to define functionality (e.g., NC, NO).

Applications & compatibility

This emergency stop pushbutton head is commonly specified for use on control panels for machine tools, packaging equipment, conveyor systems, and other industrial machinery where immediate operator access to a stop function is paramount. Its Ø30mm size and metal construction ensure durability and visibility in harsh factory settings. It is designed to be compatible with standard 22mm mounting systems and requires appropriate contact blocks to complete the circuit.

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 Schneider ZB4BS447 or contact our technical team for cross-reference assistance with compatible Harmony ZB4 components.