Schneider Electric XB7NS9444 Emergency Stop Button 22mm with Key Release

The Schneider Electric XB7NS9444 is a professional-grade 22mm emergency stop button engineered for industrial control panels and automation systems. This safety component is designed to provide an immediate and reliable shutdown mechanism in critical situations. Featuring a secure key-operated release, it ensures that once the emergency stop is activated, the system can only be reset by authorized personnel, thereby enhancing operational security and preventing accidental or unauthorized restarts.

Advantages

This emergency stop button stands out due to its robust construction and focus on safety. The key release mechanism adds a layer of control that is essential in environments where unauthorized access to machine resets must be strictly prohibited. Its compact 22mm mounting diameter allows for easy integration into standard control panels, while the durable design ensures consistent performance even in demanding industrial settings. The device is built to meet high safety standards, providing peace of mind for operators and facility managers alike.

Suitable for

• Industrial control panels
• Automation and robotics systems
• Emergency shutdown circuits in manufacturing plants
• Machinery requiring restricted reset access

This device may not be suitable for outdoor environments where it is directly exposed to harsh weather conditions, as its protection rating is primarily intended for indoor control panel enclosures. Additionally, it is not designed for applications requiring frequent, high-speed switching or for use in hazardous areas where explosion-proof equipment is mandatory.

Key specifications

• Mounting diameter: 22 mm
• Operation type: Key release
• Weight: 35 g
• Protection rating: IP20

To install the Schneider Electric XB7NS9444, mount the unit into a standard 22mm hole on your control panel or enclosure. Ensure the locking nut is tightened securely to maintain stability. Once installed, wire the contact blocks according to your specific safety circuit requirements. In the event of an emergency, press the button head to trigger the stop function. To reset the system, insert the provided key, turn it to release the button, and return it to its operational state.

What to consider before purchase

• Ensure the 22mm mounting hole is compatible with your existing panel layout.
• Verify that the IP20 rating is sufficient for your specific installation environment.
• Confirm that the key-release functionality aligns with your facility's safety protocols.

Usage recommendations: Regularly inspect the button for any physical damage and perform periodic testing of the emergency stop circuit to ensure the mechanism functions correctly. Keep the release keys in a secure location accessible only to authorized maintenance staff.