Showing 1–16 of 83 results

  • STI SS2421EM-EN Stopper Station Push Button with Stopper Station Shield,

    STI SS2421EM-EN Stopper Station Push Button with Stopper Sta

    $78.19

    In stock
    • Turn-to-Reset button
    • Multipurpose push button switch covers a wide range of applications both indoors and outdoors
    • Unique, curved design helps protect against accidental activation
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  • STI 6580 12-Volt Heater Kit, Self-Adhesive Heater Pad

    STI 6580 12-Volt Heater Kit, Self-Adhesive Heater Pad

    $94.29

    Only 1 left in stock
    • Heater kit
    • Easy to install and highly effective self-adhesive heater pad
    • Temperature controlled
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  • STI EM08073.5 Metal Protective Cabinet

    STI EM08073.5 Metal Protective Cabinet 8″ x 7″ x

    $45.99

    In stock
    • Enclosure is durable and reliable
    • Helps protect electrical and electronic equipment from theft and vandalism
    • Protects equipment from hazardous parts and provides protection to enclosed equipment against ingress of falling dirt
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  • STI 13000NC Universal Stopper without Horn Housing

    STI 13000NC Universal Stopper without Horn Housing, Indoor/O

    $50.59

    In stock
    • Protective polycarbonate cover
    • Helps protect devices against vandalism and accidental damage
    • Indoor/outdoor rated cover
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  • STI SA5000-W Select-Alert Mini Controller

    STI SA5000-W Select-Alert Mini Controller, Alarm and Strobe,

    $74.74

    In stock
    • Helps stop unauthorized use of important devices
    • Independent strobe and siren timing of 15, 30, 60 seconds or continuous.
    • Can be used as a cabinet alarm, door alarm, link with push button/switch or as a burglar alarm.
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  • STI 6200 Fire Extinguisher Theft Stopper, Alarm, Red

    STI 6200 Fire Extinguisher Theft Stopper, Alarm, Red

    $45.99

    Only 7 left in stock
    • Battery operated alarm
    • Alarm helps prevent theft and misuse of fire extinguishers and other important equipment
    • Mounts easily next to extinguisher
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  • STI 3360 Wireless Entry Alert Chime with Receiver

    STI 3360 Wireless Entry Alert Chime with Receiver and Magnet

    $62.09

    Only 18 left in stock
    • Entry Alert notifies when a door, window, cabinet, etc. is opened
    • Takes the surprise out of unexpected guests
    • Easy to install, no expensive wiring required
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  • STI 1230 Stopper II without Horn with Spacer, Fire Label, Red

    STI 1230 Stopper II without Horn with Spacer, Fire Label, Re

    $75.46

    In stock
    • Proven effective for more than 40 years in helping stop false fire alarms without restricting legitimate alarms
    • Can be used as a guard against physical damage to a manual pull station
    • Protective UV-stabilized polycarbonate cover
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  • STI SS2421LD-EN Stopper Station Push Button

    STI SS2421LD-EN Stopper Station Push Button with Stopper Sta

    $87.39

    In stock
    • Turn-to-Reset button
    • Multipurpose push button switch covers a wide range of applications both indoors and outdoors
    • Unique, curved design helps protect against accidental activation
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  • STI EM151804 Metal Protective Cabinet 18" x 15" x 4" D, Beige

    STI EM151804 Metal Protective Cabinet 18″ x 15″

    $90.84

    In stock
    • Enclosure is durable and reliable
    • Helps protect electrical and electronic equipment from theft and vandalism
    • Protects equipment from hazardous parts and provides protection to enclosed equipment against ingress of falling dirt
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  • STI 9705 Horn/Strobe/Speaker Damage Stopper, Flush Mount, 7.40"H 6.15"W 3.39"D, 9-Gauge Steel Wire Coated Guard, White

    STI 9705 Horn/Strobe/Speaker Damage Stopper, Flush Mount, 7.

    $44.84

    In stock
    • Highly durableWire guard helps protect horn/strobe/speaker against vandalism, damage and theft
    • Super tough construction
    • 9-gauge steelWire coated with corrosion resistant polyester
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  • STI KL544 Key Lock for all STI-EM Metal Cabinet Models, Includes Keys

    STI KL544 Key Lock for all STI-EM Metal Cabinet Models, Incl

    $21.84

    Only 5 left in stock
    • Key lock for all STI-EM Metal Cabinet models (includes two keys)
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  • STI 9610 Steel Web Stopper, High Profile, Surface Mount, White

    STI 9610 Steel Web Stopper, High Profile, Surface Mount, Whi

    $51.74

    In stock
    • Helps protect smoke detectors from vandalism and accidental damage
    • For use in controlled environment (not intended for outdoor use)
    • 9-gauge steel with corrosion resistant polyester coating
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  • STI 1331 Universal Stopper 37mm Spacer, Convert Flush Mount to Surface Mount, Clear

    STI 1331 Universal Stopper 37mm Spacer, Convert Flush Mount

    $29.89

    In stock
    • For use with Universal Stopper covers
    • 1 1/2 inch (37 mm) spacer
    • Converts a flush mount unit to a surface mount unit
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  • STI 9602 Steel Web Stopper, Low Profile, Surface Mount, White

    STI 9602 Steel Web Stopper, Low Profile, Surface Mount, Whit

    $51.74

    In stock
    • Highly durableWire guard helps protect devices against vandalism, damage and theft
    • Super tough construction
    • 9-gauge steelWire coated with corrosion resistant polyester
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  • STI-9730 Wire Guard Damage Stopper, 12" x 12" x 12", White

    STI-9730 Wire Guard Damage Stopper, 12″ x 12″ x

    $91.99

    Only 7 left in stock
    • Guard protects aWide variety of devices against theft and vandalism
    • Constructed of 9-gauge coated steelWire
    • Fast and easy installation with all screws and anchors provided
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