STI-13500NR-FR Universal Stopper without Horn Housing, Enclosed Back Box, Open Mounting Plate, No Label, French, Red

Secure critical alarm points and maintain uninterrupted monitoring with the Safety Technology International Universal Stopper, designed specifically to protect emergency & lockdown buttons. The STI-13500NR-FR offers heavy-duty, indoor/outdoor protection without interfering with legitimate operation—reducing nuisance trips and costly repairs. Molded from UV-stabilized polycarbonate, this surface-mounted cover withstands impact, dust and harsh conditions and carries a NEMA 3RX rating and UL/cUL listing for dependable field performance. The enclosed back box and open mounting plate simplify installation and wiring, while the compact 5.42" x 4" x 2.5" footprint fits most pull stations and access-control devices. Ideal for schools, healthcare, retail and commercial facilities, it protects pull stations, keypads, intercoms and emergency switches used in security, surveillance and access control systems. Backed by a three-year limited warranty, the STI Universal Stopper reduces maintenance and helps keep your safety and monitoring systems fully operational. Equip your next security upgrade—order the STI-13500NR-FR today to protect mission-critical emergency devices.

• Heavy-duty protection for emergency & lockdown buttons that reduces false activations and vandalism-related downtime
• Durable UV-stabilized polycarbonate construction resists impact, dust, and severe environments (NEMA 3RX rated)
• Surface-mount design with enclosed back box and open mounting plate for fast installation and secure wiring access
• ADA-compliant profile and no-horn housing for discreet coverage of pull stations, keypads and intercoms
• UL/cUL listed and backed by a 3-year limited warranty for reliable long-term performance