Please upgrade to the new Edge browser, or use Chrome, Firefox or Safari, before continuing. Internet Explorer will not support the best shopping experience on the ADI Digital Branch site after March 12.
Please rotate your device
Landscape mode is not supported. Please return to portrait mode for a better experience.
(Or, better yet, download our app from the APP Store!)
STI manufactures a wide range of fire and safety protective products including alarms, covers and wire cages to help prevent vandalism, theft, damage, and false fire alarms. Multiple variations for most applications. Shop Now
Cabinets & Enclosures
NEMA 4X climate control cabinets to include AC/Heat, power distribution strip, filter fans, swing panels and more. These tough polycarbonate and fiberglass EnviroArmour® Enclosures protect important devices. Shop Now
Buttons & Switches
Suitable for indoors and outdoors, including NoTouch® switches. Multipurpose standard or custom labeled buttons. Six colors, protective covers, and activation choices including weather resistant and more. Shop Now
Safety Technology Int'l (STI)
Help prevent false fire
alarms, theft and vandalism of vital life safety equipment including manual pull
stations, smoke detectors and fire extinguishers.
For over 40 years STI has
manufactured fire, safety, and security products to prevent disruption to schools
and businesses, reducing strain on emergency services, and preserving public
confidence in fire alarms.
Family-owned and operated for over 40 years, you can rely on STI. View our resources to discover more.
STI Custom Products
Not finding what you need? Build a product to your exact specifications. STI offers several customizable options for covers, enclosures, cabinets and push buttons.
Stay informed and in touch with the very latest industry news and exciting STI product announcements. Discover new ways to help secure your fire, safety, and security devices.
STI began with a challenge to help stop false fire alarms. One solution evolved to hundreds of innovative products making the world safe, smart, secure.
With over 40 years of solving fire, safety, and security concerns, read what others have to say about STI’s innovative problem-solving products, and how they can help ease your concerns.