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. close button
Discover the latest networking solutions at ADI
products
ADI a Resideo company ADI a Resideo company
search
We're sorry. Some of your account features have been disabled due to a problem with your account. Please call our Website Support team at 1.877.228.6739 to resolve this issue.

Safety Technology International

/catalog/featured-brands/optex_hero-banner_protection-from-every-side

We Protect the Things
that Protect You®

Rely on STI® for protective covers, cages,
alarms, and custom buttons for use in
commercial, education, retail, public
buildings and more.

Shop now
Fire Safety Products
Fire Safety Products

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 
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
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. 

Shop Now

Featured STI Products

Shop All STI Product
We're sorry. We are unable to add this product to your cart because you are not certified to purchase it. To learn more, contact your local branch.
close button
We're unable to add this product to your cart because you are not certified to purchase it. To become certified, please fill out the vendor's form. For more information, call 1.877.228.6739.
close button
Shop By Category
Shop by Solution
Theft & Damage
Stop False Alarms
Weatherproof
NoTouch®
Wireless

STI Product Catalogs

Looking for more product information? Download the latest STI catalogs for detailed specifications and options.

View now

STI Install & Help Videos

Need additional product support? View STI’s videos for helpful tips and assistance with installation.

Watch More
Rely on STI®

Family-owned and operated for over 40 years, you can rely on STI. View our resources to discover more.

Videos
STI Access Control Switches
STI Exit Stopper (STI-6400) Installed on a Door
STI Universal Stopper® Low Profile Flush Mount with Horn Installation
STI Motion Detector Damage Stopper® Installation (STI-9621)
STI Protective Cages, Covers, Alarms and Custom Buttons
STI Theft Stopper® Lanyard Installation

STI manufactures specialty fire, safety and security products for applications in schools, correctional and mental health facilities, commercial buildings, government buildings, retail stores, mass transit hubs and more. STI offers a variety of products designed to prevent false alarms as well as misuse to fire and safety products, including stoppers, buttons, covers, cages, alarms, enclosures, switches, metal cabinets and more.
We use cookies to give you the best possible experience. By continuing to use the site you agree to our use of cookies.
OK
No, I don’t want to use cookies
close button