ABB 1SFA Series, Key Release, Emergency Stop Push Button Head

This emergency stop push button head is a critical safety device designed for industrial use. With a cutout diameter of 22mm, it features a vibrant red mushroom design poised for easy operation. The key release mechanism ensures controlled access, making it suitable for a variety of applications in the automation and electrical sectors.

• Durable polycarbonate construction for extended lifecycle
• Non-illuminated design minimises accidental activation
• Key release mechanism enhances security and safety
• IP20 rating protects against solid object ingress
• Self-cleaning contacts promote reliable, maintenance-free operation
• Simplified, tool-free installation for quick setup

• Ideal for use in industrial emergency shutdown systems
• Commonly used with machinery requiring immediate stop functions
• Employed in control panels for effective safety management
• Utilised in automation equipment for enhanced operational control
• Applicable in environments where quick access is essential

It operates effectively in ambient temperatures from -25 to +70 °C, ensuring function in diverse industrial environments. The push button is designed to maintain performance within these temperature ranges, making it suitable for a variety of applications.

The key release feature ensures that only authorised personnel can reset the emergency stop function, preventing accidental reactivation and promoting a safer working environment.

Due to its self-cleaning contacts, no regular maintenance is necessary. This feature ensures that the push button remains in proper working condition, reducing downtime and enhancing reliability over time.

ABB 22mm Modular Range

The ABB modular range of pilot devices includes operators, holders, conact blocks and various accessories.