STI 1155-FR Stopper II with Horn and Spacer Indoor/Outdoor Rated, French Label

Reduce false alarms and downtime with the Safety Technology International STI 1155-FR Stopper II protective cover. Designed to protect manual fire alarm call points without blocking legitimate use, this Stopper II security enclosure helps facilities cut unnecessary service calls and improves overall alarm monitoring reliability. The rugged polycarbonate (PC) housing is indoor/outdoor rated and surface-mountable, with compact dimensions (5" depth x 5" width) to fit most larger break-glass call points. An integrated horn and spacer provide an audible deterrent and ensure the unit works seamlessly with oversized devices, while the French label version supports bilingual installations.

Ideal for schools, colleges, hotels, nursing homes and public buildings, the STI-1155-FR preserves life-safety signaling while reducing nuisance alarms that interrupt operations and burden security and maintenance teams. Use it as part of a broader security and surveillance strategy to protect alarm points and maintain clear monitoring pathways. Protect your fire alarm infrastructure—order the STI 1155-FR Stopper II cover today or contact us for site-specific recommendations.

• Prevents costly false fire alarms while allowing legitimate activation of larger call points
• Weather-resistant indoor/outdoor design for reliable protection in schools, hotels and healthcare facilities
• Built-in horn and spacer deliver audible deterrent and ensure compatibility with larger alarm call points
• Durable polycarbonate (PC) surface-mount enclosure resists tampering and vandalism for long service life
• French label supports bilingual sites and simplifies compliance in multilingual environments