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Our STI Stopper II units keep the small visitors to our offices from pulling the fire alarm. They are great!
Doug Claflin
Assistant Superintendent of Business
Etiwanda School District
Mini Bopper Stopper

This new weather cover from STI can take hard knocks in stride while helping to protect stand alone access control units.
Universal Button Accessories

STI’s UL Listed Universal Button now offers a reliable and highly accurate Latching/Timer Module and a 2" lens to help with ease of use.
Learn More
Wireless Entry Chime

The Entry Alert Chime (STI-32600) is a quick and easy to install wireless device that lets you know when your door is opened, taking the surprise out of unexpected guests.
Learn More
Fire Products
Guards
Prevent Theft
Polycarbonate Covers
CCTV Housings
Buttons & Switches
Home & Work Products
Environmental Cabinets Products
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