STI SS2039LD-EN Stopper Station Button with Universal Stopper Cover, Flush Mount, Turn-to-Reset Illuminated, LOCKDOWN Label, Red

When rapid, reliable lockdown activation is critical, the Safety Technology International Stopper SS2039LD-EN delivers a compact, code-friendly solution. This Emergency & Lockdown Button combines a flush-mount, curved polycarbonate housing with a Universal Stopper protective cover to prevent accidental triggers while remaining accessible during a security incident. The illuminated status bar (12–24 VAC/VDC LED; red/green/white) gives clear visual feedback for guards, monitoring centers, and surveillance teams. The turn-to-reset push button requires deliberate action to restore normal status, and two Form C (DPDT) contacts rated 10A @125/250VAC, 6A @30VDC support straightforward wiring into alarm panels, access control and building management systems. ADA-compliant and UL/cUL listed, the SS2039LD-EN is built for demanding indoor environments and integrates seamlessly into lockdown, emergency response and monitoring strategies. Specify this model to improve response certainty and minimize false activations across schools, healthcare campuses, corporate facilities and retail sites. Add the SS2039LD-EN to your security and access control plan—order now or contact us for integration assistance.

• Minimizes accidental activations with a flush-mount curved shell and Universal Stopper protective cover for dependable lockdown control.
• Clear, multicolor 12–24 VAC/VDC LED status bar (red, green, white) delivers visible state indication for security teams and monitoring systems.
• Turn-to-reset mechanism enforces deliberate resets while two Form C (DPDT) contacts rated 10A @125/250VAC, 6A @30VDC simplify integration with alarm panels and access control.
• Durable polycarbonate construction, UL/cUL listing and ADA compliance provide a code-friendly, low-maintenance solution for modern facilities.
• Low-profile design mounts cleanly into security, surveillance and access control installations for schools, healthcare, retail and corporate environments.