STI 13400NK Universal Stopper Dome Cover, Enclosed Back Box and Sealed Mounting Plate, No Hood, No Label, Black

Keep emergency and access-control devices protected without compromising usability. The Safety Technology International STI-13400NK protective cover is a low-profile security cover designed to shield pull stations, keypads, intercoms and emergency buttons from vandalism, dust and harsh weather while maintaining full functionality for authorized users. Molded from thick, UV-stabilized polycarbonate and backed by an enclosed back box with a sealed mounting plate, this cover delivers NEMA Type 3RX/IP56-rated protection and dependable outdoor performance. At a maximum depth of 4" and dimensions sized to fit most pull stations (5.4" W x 8.2" H), the STI-13400NK remains ADA-compliant and unobtrusive in commercial, institutional and industrial environments.

Installation is simple with surface-mount hardware and a high-strength continuous hinge, and the cover meets UL/cUL standards for added confidence in security and monitoring deployments. Ideal for security, surveillance and building access control applications, this durable, vandal-resistant cover helps reduce false alarms and maintenance costs while ensuring devices remain visible and operable. Add the STI-13400NK to your next access control or fire safety upgrade to improve device longevity and site reliability.

• Protects critical devices from vandalism, weather and accidental activation while preserving full operational access
• Enclosed back box with sealed mounting plate prevents moisture and dust ingress, reducing maintenance and false alarms
• Tough UV-stabilized polycarbonate construction resists impact and maintains clarity for long-term outdoor use
• ADA-compliant low-profile design fits most pull stations and keypads without obstructing legitimate operation
• Surface-mount form with high-strength continuous hinge and UL/cUL listing for reliable, code-compliant installations