STI 13530NG Universal Stopper Housing with Horn and Relay, Enclosed Back Box, Open Mounting Plate, No Label, Green

Protect critical access control and life-safety devices without compromising functionality. The Safety Technology International STI-13530NG Universal Stopper protective cover combines rugged, UV-stabilized polycarbonate construction with a built-in 105 dB horn and relay to both shield pull stations, keypads and intercoms from vandalism and provide an immediate audible alert when breached. The surface-mount design features an enclosed back box and open mounting plate for secure wiring and straightforward installation in security, surveillance and monitoring systems. Rated NEMA Type 3RX and certified UL/cUL, this durable green dome withstands severe indoor/outdoor conditions and comes with a three-year guarantee against breakage in normal use. ADA-compliant operation and a high-strength continuous hinge preserve legitimate access while deterring tampering and accidental activation. Ideal for emergency response, access control points, and high-traffic public areas, the STI-13530NG helps reduce downtime and maintenance costs while enhancing overall site security. Add this Safety Technology International protective cover to your security infrastructure to protect devices and improve incident visibility and response.

• Heavy-duty protection for critical devices: shields pull stations, keypads, intercoms and emergency switches from vandalism, dust and accidental damage while preserving normal operation.
• Integrated 105 dB horn and relay: provides immediate audible alerting to deter tampering and speed emergency response and monitoring workflows.
• Weatherproof, UV-stable polycarbonate: NEMA 3RX rated housing resists harsh indoor/outdoor environments and visible degradation for long service life.
• Enclosed back box with open mounting plate: simplifies surface-mount installation and secures wiring for reliable access control and alarm integration.
• ADA-compliant, tamper-resistant design: continuous hinge and robust construction allow easy legitimate use while preventing unauthorized access and false alarms.