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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!
I have been using two Stopper II units on the long term care unit where residents were pulling the alarms frequently. Since I installed them, I have had no false fire alarms.

Frank  Lansing
Director Plant Operations
Courville at Manchester

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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

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

Easily Connect
to Control Panel


Wireless Universal Alert with
Single Channel Slave Receiver


    • Know when a monitored site is tripped
    • Small sized receiver works in conjunction
      with a control panel
    • Has a Form “C” contact which enables the
      device to interconnect with another system
    • Operates up to 1000’ (line of sight)
    • Form “C” relay
    • 12 VDC operation
    • Momentary or latching
    • More information

Exit Button with
Alarmed Shield


SS-21A4EX


    • Protective shield helps prevent accidental
      activation, yet allows legitimate button use
    • Local alarm sounds when cover is lifted,
      drawing immediate attention to the area
    • Momentary Mushroom button has
      “EMERGENCY EXIT” label
    • When activated, button will perform
      designated action (i.e. open door)


    • More information

Connect to
Control Panel


Wireless Driveway Monitor
with Single Channel Slave Receiver


    • Know when someone enters or leaves
      the driveway
    • Small sized receiver works in conjunction
      with a control panel
    • Receiver's Form “C” contact enables the
      device to interconnect with another system
    • Operates up to 1000’ (line of sight)
    • Form “C” relay, 12 VDC operation
    • Momentary or latching


    • More information