Showing 65–80 of 390 results

  • selectable output horn outdoor strobe

    System Sensor P2RHK SpectrAlert Advance Outdoor SelectableOu

    $96.89

    In stock
    • Weatherproof per NEMA 4X, IP56
    • Compatible with System Sensor synchronization protocol and legacy SpectrAlert products
    • Plug-in design with minimal intrusion into the back box
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  • reversing relay

    SYSTEM SENSOR RRSMOD REVERSE RELAY MODULE FOR i3

    $62.15

    In stock
    • Is compatible with 2- and 4-wire i3 detectors equipped with a sounder
    • Allows i3 detector silencing from the panel or keypad
    • Is usable with bell/alarm, alarm relay, or NAC outputs
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  • System Sensor SCRL Selectacble Multi-Candela Strobe, Ceiling Mt, Red, 12/24Vdc

    System Sensor SCRL Selectacble Multi-Candela Strobe, Ceiling

    $66.69

    Only 2 left in stock (can be backordered)
    • L-Series audible visible notification products are rich with features guaranteed to cut installation times and maximize profits with lower current draw and modern aesthetics.
    • Plug-in design with minimal intrusion into the back box
    • Automatic selection of 12- or 24-volt operation at 15 and 30 candela
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  • System Sensor 5151 – Fixed Rate Of Rise Heat Detector

    System Sensor 5151 – Fixed Rate Of Rise Heat Detector

    $52.79

    Only 15 left in stock
    • Low standby current
    • Compatible with 400 Series product
    • Two visible LEDs “blink” in standby and provide a 360° field viewing angle
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  • System Sensor CHWL L-Series Selectable Output Chime,

    System Sensor CHWL L-Series Selectable Output Chime,

    $70.54

    In stock
    • Plug-in design with minimal intrusion into the back box
    • Tamper-resistant construction
    • Updated modern aesthetics
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  • SYSTEM SENSOR CO1224T 12/24 volt, 4-wire, system-monitored C02 carbon monoxide detector w/ RealTest Technology

    SYSTEM SENSOR CO1224T 12/24 volt, 4-wire, system-monitored C

    $91.99

    In stock
    • Versatile mounting for wall and ceiling
    • CO1224T tested up to 12,000 feet above sea level
    • Accurate and reliable electrochemical sensing technology
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  • System Sensor CO1224TR Carbon Monoxide Alarm, 12/24 VDC, 4-Wire

    System Sensor CO1224TR Carbon Monoxide Alarm, 12/24 VDC, 4-W

    $93.73

    In stock
    • Wiring supervision with SEMS terminals
    • A code-required trouble relay
    • Versatile mounting for wall and ceiling
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  • System Sensor HWL-LF L-Series 2-Wire, 24 Volt, 520Hz, Wall Sounder, White

    System Sensor HWL-LF L-Series 2-Wire, 24 Volt, 520Hz, Wall S

    $71.29

    In stock
    • 520 Hz ± 10% square wave tone, NFPA compliance
    • Nominal Voltage Low Frequency Sounder Regulated 24 DC/FWR2
    • Rotary switch for High/Low, Temp3, Temp4, and Continuous settings. Coded setting.
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  • System Sensor PC2WL Horn Strobe, Ceiling Mount

    System Sensor PC2WL Horn Strobe, Ceiling Mount

    $81.91

    In stock
    • Plug-in design, Tamper resistant construction
    • Field-selectable candela settings on ceiling units: 15, 30, 75, 95, 115, 150, and 178
    • Horn rated at 88+ dBA at 16 volts
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  • System Sensor SENS-RDR I3 Sensitivity Reader

    System Sensor SENS-RDR I3 Sensitivity Reader

    $354.90

    In stock

    An LCD screen that displays sensitivity by percent-per-foot obscuration
    Automatic shut-off a’er 30 minutes
    Connectors for a hand-held device or threaded extension pole

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  • System Sensor SPSCWL Ceiling Mount Speaker Strobe, Clear Lens, White

    System Sensor SPSCWL Ceiling Mount Speaker Strobe, Clear Len

    $96.92

    In stock
    • L-Series audible visible notification products are rich with features guaranteed to cut installation times and maximize profits with lower current draw and modern aesthetics.
    • Plug-in design and protective cover reduce ground faults
    • Field selectable candela settings on ceiling units: 15, 30, 75, 95, 115, 150, and 177
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  • System Sensor SPWL L-Series Indoor High Fidelity Speaker, Wall Mount, NO Marking, White

    System Sensor SPWL L-Series Indoor High Fidelity Speaker, Wa

    $43.13

    In stock
    • Wall Mounting
    • Indoor Location
    • 25 Volts or 70.7 Volts (nominal)
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  • Placeholder

    System Sensor SSM24 Series Alarm Bell

    $48.47 – $90.90

    In stock
    System Sensor
    6"
    10"

    • Approved for indoor and outdoor use
    • Low current draw
    • High dB output

    Select optionsDone This product has multiple variants. The options may be chosen on the product page
  • System Sensor SWL White Fire Strobe Wired

    System Sensor SWL White Fire Strobe Wired

    $66.26

    In stock
    • L-Series audible visible notification products are rich with features guaranteed to cut installation times and maximize profits with lower current draw and modern aesthetics.
    • Tamper-resistant construction with Plug-in design with minimal intrusion into the back box
    • Field-selectable candela settings on wall units: 15, 30, 75, 95, 110, 135, and 185
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  • System Sensor EOLR-1 End-of-Line Epoxy Encapsulated (SPST) Relay

    System Sensor EOLR-1 End-of-Line Epoxy Encapsulated (SPST) R

    $36.98

    In stock
    • Potted with pigtail
    •  Epoxy encapsulated
    • Single-pole single-throw
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  • System Sensor 4WTR-B Photoelectric i3 Series Smoke Detector, 4-Wire, Thermal Sensor, Form C Relay

    System Sensor 4WTR-B Photoelectric i3 Series Smoke Detector,

    $91.18

    In stock
    • Throughout the i3 series, installation is simple with its installer-friendly base and plug-in design
    • To reduce the likelihood of nuisance alarms, all i3 detectors are equipped with both drift compensation and smoothing algorithms
    • i3 has red and green LEDs to simplify local status indication during power-up, standby, alarm, maintenance, and freeze trouble conditions.
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