STI SS2138EX-EN

Product Overview

 The Stopper Station pneumatic push button is designed for reliable emergency exit and security applications. It features a flush-mounted Universal Stopper protective cover and a curved housing with raised EMERGENCY EXIT messaging to help prevent accidental activation. The unit operates without electricity, using a pneumatic adjustable timer that opens or closes the circuit with a delayed reset. Rated for indoor use only, it supports multicolor LED illumination and provides versatile contact options for integration into access control and security systems.

Key Features

• Pneumatic push button with no electrical power required for operation
• Flush-mounted Universal Stopper cover with curved design to reduce false activations
• Raised EMERGENCY EXIT labeling for clear identification
• Adjustable pneumatic timer: 2–60 seconds (±15%) with repeat accuracy ±10%
• Switch rating: 10A resistive at 120–240 VAC
• 1 Form Z contact with 1 N.O. and 1 N.C.
• Multicolor LED illumination bar (12–24 VAC/VDC) – red, green, or white
• Designed for indoor use only; operating temperature 15°F to 120°F (-9°C to +49°C)
• Ideal for security and controlled egress applications