Showing 113–128 of 363 results

  • Watertight Duct Smoke Detector

    System Sensor D4120W Watertight 4-Wire Photoelectric Duct Sm

    $309.72

    In stock
    • NEMA Type 4 UL listed for non-hazardous indoor and outdoor applications
    • 4-Wire Photoelectric, integrated low-flow technology
    • UV Resistant, UL listed housing and cover materia
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  • System Sensor SBBCRL Universal Ceiling Surface Mount Back Box, Red

    System Sensor SBBCRL Universal Ceiling Surface Mount Back Bo

    $35.25

    In stock

    L-Series Surface Mount Back Boxes are the best solution in locations where you have a hard surface to mount to

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  • System Sensor A77-AB2 i3 Retrofit Adapter Ring

    System Sensor A77-AB2 i3 Retrofit Adapter Ring

    $18.99

    Only 10 left in stock

    System Sensor A77-AB2 i3 Retrofit Adapter Ring

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  • System Sensor LENS-B2 L-Series Lens for Indoor Wall-Mountable Strobes, Blue

    System Sensor LENS-B2 L-Series Lens for Indoor Wall-Mountabl

    $21.79

    Only 16 left in stock
    • Easily turns any device into a strobe for ECS/MNS events: severe weather, toxic gases, sprinkler activation and more
    • Outdoor rated from -35°F to 151°F
    • UL 1638 listed
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  • System Sensor WBB Weatherproof Back Box for SSM/SSV Bells, Red

    System Sensor WBB Weatherproof Back Box for SSM/SSV Bells, R

    $45.87

    In stock
    • Eliminates the need for excessive wiring to reduce tripping hazards
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  • System Sensor HRK SpectrAlert Advance 12/24V Horn for Outdoor Ceiling or Wall Installation, Red

    System Sensor HRK SpectrAlert Advance 12/24V Horn for Outdoo

    $61.39

    Only 5 left in stock
    • Weatherproof per NEMA 4X, IP56
    • Listed for ceiling or wall mounting
    • Compatible with System Sensor synchronization protocol and legacy SpectrAlert products
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  • System Sensor DST1 Metal Sampling Tube Duct Width Up to 1ft (0.3m)

    System Sensor DST1 Metal Sampling Tube Duct Width Up to 1ft

    $21.75

    In stock

    System Sensor DST1 Metal Sampling Tube Duct Width Up to 1ft (0.3m)

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  • System Sensor SPWK SpectrAlert Advance Outdoor Speaker, Wall Mount, White

    System Sensor SPWK SpectrAlert Advance Outdoor Speaker, Wall

    $88.17

    In stock
    • Wall Mounting
    • Outdoor Location
    • 25 Volts or 70.7 Volts (nominal)
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  • System Sensor D2 2-Wire Photoelectric Duct Smoke Detector

    System Sensor D2 2-Wire Photoelectric Duct Smoke Detector

    $289.67

    In stock
    • Photoelectric, integrated low-flow technology
    • Versatile mounting options in square or rectangular configuration
    • Increased wiring space with a newly added ¾ inch conduit knockout
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  • System Sensor 4WITAR-B 4-wire, Photoelectric i3 Smoke Detector with Isolated Thermal Sensor, Built-in Sounder, Form C relay

    System Sensor 4WITAR-B 4-wire, Photoelectric i3 Smoke Detect

    $94.16

    In stock
    • Isolated Thermal Sensor
    • Built-In Sensor
    • Form C Relay
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  • System Sensor SBBCWL Universal Ceiling Surface Mount Back Box, White

    System Sensor SBBCWL Universal Ceiling Surface Mount Back Bo

    $34.51

    In stock
    • L-Series Surface Mount Back Boxes are the best solution in locations where you have a hard surface to mount to.
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  • System Sensor COSMOD4W i4 Series 4-Wire Interface Module (Required to use with COSMO-4W models)

    System Sensor COSMOD4W i4 Series 4-Wire Interface Module (Re

    $87.26

    In stock
    • Compatible with COSMO-4W combination detectors and 4WTA-B smoke detectors.
    • Integrates up to 12 compatible detectors to a wide range of control panels
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  • System Sensor CHSRL L-Series Selectable Output Chime Strobe, Wall Mount, Red

    System Sensor CHSRL L-Series Selectable Output Chime Strobe,

    $116.47

    Only 10 left in stock
    • Plug-in design with minimal intrusion into the back box
    • Tamper-resistant construction
    • Updated modern aesthetics
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  • System Sensor 5623 135°F Fixed Temp, Dual-Circuit Mechanical Heat Detector

    System Sensor 5623 135°F Fixed Temp, Dual-Circuit Mechanica

    $66.69

    In stock
    • The 5600 series offers a full-line of configurations to accommodate a broad range of applications.
    • To satisfy a variety of installation needs, the 5600 series easily mounts to single-gang and octagonal back boxes
    • The 5600 series provides clear markings on the exterior of the unit to ensure that the proper detector is being used.
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  • System Sensor SPRK SpectrAlert Advance Outdoor Speakers, Wall Mount, “FIRE” Marking, Red

    System Sensor SPRK SpectrAlert Advance Outdoor Speakers, Wal

    $95.07

    In stock
    • Wall Mounting
    • Outdoor Location
    • Frequency Range 400 to 4000 Hz
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  • System Sensor SBBWL L-Series Wall Surface Mount Back Box, 4×4 Horn, Strobes and Horn Strobes, White

    System Sensor SBBWL L-Series Wall Surface Mount Back Box, 4&

    $29.04

    In stock
    • L-Series Surface Mount Back Boxes are the best solution in locations where you have a hard surface to mount to.
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