STI SS2171LD-EN Stopper Station Button, with Universal Stopper Cover, Surface Mount, Turn-to-Reset,' LOCKDOWN' Label

Deliver fast, reliable lockdown activation while minimizing false alarms with the Safety Technology International SS2171LD-EN Stopper Station. This Emergency & Lockdown Button combines a patented protective cover and turn-to-reset action to prevent accidental activations—critical for schools, corporate campuses, healthcare and public facilities. Built from durable polycarbonate and designed for surface-mount installations, the unit operates across a wide temperature range (-40°F to 250°F) and accepts 125V or 250V AC inputs to match common electrical environments. The raised 'LOCKDOWN' label and ADA-compliant layout make it simple for staff and first responders to identify and operate under stress. Integrators benefit from interchangeable gold-plated N.O./N.C. contact blocks and the ability to support up to three isolated contacts for seamless connection to access control, alarm panels, and security monitoring systems. UL/cUL listing and a 3-year limited warranty provide added confidence for long-term deployments. Specify the STI SS2171LD-EN Stopper Station for reliable, low-voltage lockdown control in your next security, surveillance, or monitoring project.

• Prevents accidental activation with a patented protective cover and turn-to-reset mechanism, reducing false alarms and operational interruptions.
• Raised 'LOCKDOWN' label and ADA-compliant design ensure clear, fast identification and use during emergency response.
• Robust polycarbonate surface-mount enclosure rated from -40°F to 250°F for dependable indoor/outdoor security installations.
• Flexible integration with interchangeable gold-plated N.O./N.C. contact blocks (up to three isolated contacts) for access control and monitoring systems.
• UL/cUL listed and backed by a 3-year limited warranty for dependable performance in surveillance and alarm applications.