Latest & Greatest from STI

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STI made its way to Paris! Find our very own Stopper II in the Eiffel Tower.


Stopper II

Testimonials


STI Products Work!
 Thanks to our STI–6400 (Exit Stopper), the number of visitors trying to exit out of our fire door has dropped by about 90%.

 
Director of Facilities
Detroit Science Center

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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

Universal Button
with UL Listed
Latching Timer

UB-1/LTUL


    • Momentary push button
    • Over 300 button combinations
    • Helps eliminate the need to stock dozens
      of push buttons
    • Faceplate constructed of cast aluminum
    • Button has two sets of Form “C” contacts
    • UL/cUL Listed


      • Save time and money

On the Go?
Stay Connected

STI’s Easy-to-Use
Mobile Website


    • Stay connected with STI’s easy-to-use
      mobile website
    • Allows immediate access to
      product information
    • Offers product pictures, specification sheets,
      installation guides, etc.
    • Links to full website if more information
      is needed
    • Visit www.sti-usa.com from your
      smartphone to explore

Kids sneaking
in or out?

Universal Alert with Voice Receiver
STI-V34400


    • Receiver sounds tones/tunes or talks when
      monitored site is tripped
    • Create custom messages by selecting up to
      four words (in English or Spanish)
    • Up to 1000' range
    • Application uses: garage, mailbox, driveway,
      shed, door, window, gate, cabinet, etc.
    • Supervised for battery and connection
    • 433MHz
      Find out more

Protection for
PIR Guards

Motion Detector Damage Stopper®
STI-9620


    • Protects against vandalism and damage
    • Constructed of 9-gauge coated steel wire
    • Fast and easy installation
    • Simple removal for servicing detector
    • Three year guarantee against breakage
      in normal use


      • Find out more