STI 13020NK Universal Stopper with Horn Flush, No Label Included, Black

Keep critical alarm and access-control devices protected without impeding use. The Safety Technology International STI 13020NK Universal Stopper protective cover is engineered to safeguard pull stations, keypads, intercoms and emergency buttons from vandalism, accidental impact and environmental damage while maintaining full operational access. Constructed from thick, UV-stabilized polycarbonate and featuring a high-strength continuous hinge, this flush-mount cover withstands indoor and outdoor conditions and is backed by a three-year breakage guarantee. An integrated 105 dB horn adds audible deterrence and immediate notification, helping reduce false activations and speeding response in security, surveillance and monitoring applications. ADA-compliant and UL/cUL listed, the STI-13020NK installs easily on most devices and preserves building aesthetics with a low-profile black finish and no label. Ideal for schools, healthcare, commercial and industrial installations, the Universal Stopper delivers durable protection and clear functionality. Specify STI 13020NK to harden your access points and alarm stations—order now to improve device longevity and site security.

• Protects pull stations, keypads and emergency buttons from vandalism and accidental damage while preserving normal operation
• Integrated 105 dB horn provides audible deterrence and immediate alerting for faster incident response
• Molded, UV-stabilized polycarbonate construction resists breakage and harsh environments; reinforced hinge for long service life
• Flush-mount, ADA-compliant design fits most pull stations, keypads and intercoms for quick retrofit installations
• UL/cUL listed and backed by a three-year guarantee against breakage for reliable performance in security and monitoring systems