STI 3150NR Weather Stopper without Horn with Clear Spacer, NoLabel, Red

Stop false alarms and protect critical fire alarm pull stations with the STI 3150NR Weather Stopper protective cover from Safety Technology International. This surface-mount protective cover uses a super-tough, UV-stabilized polycarbonate shell and clear spacer with gasket to shield devices from weather, grime and vandalism while keeping the pull clearly visible and ADA compliant. UL/cUL Listed and IP54-rated for indoor/outdoor use, the STI-3150-NR helps extend equipment life and reduces costly downtime and nuisance activations—especially useful in saltwater or high-corrosion environments. The tamperproof design secures to the integrated frame and hangs clear when lifted, ensuring legitimate alarms are never impeded. Without the audible horn, this model is excellent where silent monitoring and minimal disturbance are required for hospitals, schools, hotels and retail locations. Improve your facility security, surveillance and monitoring reliability—specify the STI 3150NR Weather Stopper protective cover for your next project or order to protect pull stations today.

• Reduces false alarms while preserving immediate manual activation for real emergencies
• UV-stabilized, tamperproof polycarbonate cover extends the life of outdoor and harsh-environment pull stations
• UL/cUL listed and IP54-rated protection for reliable security and code compliance
• Surface-mount design with clear spacer and gasket delivers full visibility and ADA-friendly access
• Durable, cable-attached cover (no horn) ideal for saltwater, hospitals, schools and high-traffic facilities
• Backed by a 3-year limited warranty to minimize maintenance and replacement costs