The Schneider Electric ZB4BS944 is a metal emergency stop head designed for critical safety applications within industrial automation systems. As part of the Harmony XB4 series, this component provides a reliable trigger latching mechanism with key release functionality, ensuring immediate and secure shutdown of machinery when activated. Its robust construction is suitable for demanding environments where operator safety is paramount.

Technical details

• Series: Harmony XB4
• Actuator Type: Emergency Stop
• Operator Type: Mushroom Head
• Head Diameter: 40mm
• Mounting Hole Diameter: 22mm
• Actuation Method: Trigger Latching
• Release Method: Key Release
• Color: Red
• Material: Metal

Applications & compatibility

This emergency stop head is commonly integrated into control panels for packaging machinery, material handling systems, CNC equipment, and other automated production lines. It is designed to comply with safety standards, providing a readily accessible means of stopping equipment in hazardous situations. Compatibility is typically with standard 22mm mounting systems found in many industrial control 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 ZB4BS944 or contact our technical team for cross-reference assistance with compatible Harmony XB4 components.