Latest & Greatest from STI

Check out our full line of products

Did you know?

At least 522 lives can be saved annually in the US & Canada by the placement of AEDs - Science Daily (Nov. 7, 2007)

Is Your AED Ready?


STI Products Work!
Children in a local roller skating arena were constantly pulling false fire alarms on manual pull stations. STI Stopper II units solved the problem.

Craig Humphreys
Assistant Fire Chief
Cache County Fire Department

more testimonials
submit your own

eNews Sign-Up
Provide us your email and get our bi-monthly enewsletter.

  Fire Products Theft Vandalism polycarb covers wire guards buttons switches homework products  
  Fire Products Alarms & Chimes Polycarbonate Covers Wire Guards Buttons and Switches Home & Work Products  

About STI

False fire alarms and the theft and vandalism of protection devices can be a serious issue, compromising safety as well as costing money.

STI has been producing safety technologies that stop false fire alarms and prevent theft and vandalism for thirty years. We now market more than 1000 products worldwide. Our range includes fire alarms protection devices, stopper covers and enclosures, wire guard protectors and security protection products.

Contact us now to discuss how we can solve your specific problems.

STI Stopper II

Big Choices,
Small Package

Over 300 Combinations
in One Package

    • Momentary push button
    • Over 300 combinations, one convenient
    • Helps eliminate the need to stock dozens
      of push buttons
    • Faceplate constructed of cast aluminum
    • Two sets of Form "C" contacts
    • UL/cUL Listed

    • Save time and money

Help Reduce

Wire Guard Protection

    • Protect vulnerable devices against
      vandalism, accidental damage and theft
    • Constructed of tough 9-gauge steel wire
      coated with corrosion resistant polyester
      or stainless steel
    • Protects beam smoke guards, smoke or
      motion detectors, speakers/strobes,
      lights, exit signs, clocks/bells, etc.
    • Many models UL Listed

    • Find out more

2014 Money-Saving
Products Winner

Fire Extinguisher Theft Stopper®

    • Voted as Buildings magazine's
      Money-Saving Product
    • Helps stop theft, vandalism or misuse
      of fire extinguishers
    • Does not interfere with legitimate usage
    • Alerts 95/105 dB alarm if moved from
      normal position
    • Easy to install, mounts next to extinguisher
    • Wireless models available

    • Find out more

Low Profile Cover
with Enclosed
Back Box

Universal Stopper®

    • Indoor/outdoor cover has a flat profile,
      enclosed back box and open mounting plate
    • Protects a wide range of devices
    • Constructed of tough polycarbonate
    • High strength continuous hinge
    • Low Profile - ADA Compliant

    • Find out more