STI-13020NR Universal Stopper with Horn, Flush Mount, No Label, Red

Keep critical alarm and access control devices secure and fully operational with the STI-13020NR Universal Stopper protective cover from Safety Technology International. Designed for both indoor and outdoor use, this flush-mount protective dome shields pull stations, keypads, intercoms and emergency buttons from vandalism, dust and accidental damage without restricting legitimate use. The integrated 105 dB horn provides a powerful audible deterrent and immediate notification to security and building management, improving response times during incidents. Molded from thick, UV-stabilized polycarbonate, the cover resists cracking and harsh environments to lower maintenance and replacement costs. ADA- and UL/cUL-compliant, the unit fits most pull stations and installs cleanly into surveillance, monitoring and physical security deployments. Backed by a three-year limited warranty, the STI-13020NR is an ideal choice for schools, hospitals, commercial properties and critical infrastructure where reliable protection and clear access control are essential. Add this protective cover to your security and monitoring strategy to reduce false alarms and protect life-safety devices—order or specify it for your next project today.

• Protects pull stations, keypads and emergency buttons from vandalism and accidental activation while preserving legitimate access
• Built-in 105 dB horn delivers immediate audible alerting to speed incident response and deter tampering
• UV‑stabilized polycarbonate construction for reliable indoor/outdoor durability and reduced replacement costs
• Flush-mount design with ADA and UL/cUL compliance keeps installations professional and accessible for first responders
• Clear red cover and high-strength hinge enable quick, unobstructed access for authorized users; backed by a 3-year limited warranty