Latest & Greatest from STI

Check out our full line of products

Did you know?


STI now has OVER 1000 push buttons!


Buttons Galore

Testimonials


STI Products Work!
We were continuing to get false fire alarms in our preschool and workshop. As soon as I installed your Stopper II devices, the false fire alarms stopped.

Craig Backus
Maintenance Supervisor
United Disability Services

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  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

Single-Gang
Protective Cover


Mount Directly to an Electrical Box
STI-6519


    • Mounts directly through product mounting
      plate to an electrical box
    • Included mounting frame eliminates the need
      to drill additional holes in the wall
    • Brother to the Bopper Stopper®
    • Hinged cover takes hard knocks in stride
      while helping to protect smaller-sized
      electrical units

    • Find out more

Protection for
Mini Smoke
Detectors


Steel Web Stopper®
STI-9604


    • 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

    • learn more

Doorbell with
Talking Receiver


Wireless Doorbell Button
STI-V34600


    • Receiver sounds tones/tunes or talks when
      doorbell button is pressed
    • Create custom messages by selecting up to
      four words (in English or Spanish)
    • Up to 500' range
    • Button is water/weather resistant for
      outdoor use
    • Supervised for battery and connection
    • 433MHz
    • Low battery indicator

    • Find out more

1000’s of Buttons
Simple Search


Announcing Easy Button Selection


    • The “FastFind” option makes button
      selection easy
    • Search by color, cover, button activation
      and label message
    • Choose an exact button from thousands
      of options
    • Easy part number selection

    • Refine Search Video

      Find out more