STI-13230CG STI Universal Stopper Dome Cover Surface Mount and Hood with Horn and Relay, Custom Label, Green

Prevent false alarms and accidental activations while maintaining full accessibility to life-safety and access devices. The Safety Technology International STI Universal Stopper (STI-13230CG) is a protective cover engineered for security and fire alarm installations, delivering rugged, UV-stabilized polycarbonate protection for indoor or outdoor environments. Sized to accommodate devices up to 4" deep and compatible with pull stations, keypads, intercoms, emergency buttons and duplex plugs, the dome surface-mount design keeps equipment visible and usable without compromising operation.

This model includes a horn and relay option and comes with a custom green label for easy identification in mixed-use facilities. Molded construction resists impact and weathering, reducing maintenance and replacement costs while supporting surveillance, monitoring and access control strategies. Ideal for schools, hospitals, industrial sites and commercial buildings, the STI Universal Stopper helps you secure critical points across your security and fire monitoring systems. Add this protective cover to your next installation or retrofit to enhance reliability and reduce nuisance activations—order or request a quote today.

• Guards critical devices (pull stations, keypads, intercoms, emergency buttons) from accidental activation and vandalism while allowing legitimate use
• Durable UV‑stabilized polycarbonate construction for reliable indoor/outdoor protection and long service life
• Surface-mount dome design with 4" maximum depth fits a wide range of devices without obstructing operation
• Integrated horn and relay option and custom green labeling simplify alarm signaling and identification on-site
• Low-profile appearance for professional installations in security, access control and fire alarm systems