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    System Sensor

    System Sensor's mission is to produce top-notch devices that save lives. Our versatile product offerings quickly detect the presence of dangers like smoke, fire, or carbon monoxide and then alert people to evacuate. We've been world leaders in the industry since 1984, and we're proud to serve our customers both offline and online.

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    Picture of 2CIRCUIT 135F HEAT DETECTOR

    2CIRCUIT 135F HEAT DETECTOR

    SYSTEM SENSOR:5621
    SKU: SYSTEM SENSOR:5621
    $41.37
    Product Availability: Out of stock
    Picture of 2CIRCUIT 194F HEAT DETECTOR

    2CIRCUIT 194F HEAT DETECTOR

    SYSTEM SENSOR:5622
    SKU: SYSTEM SENSOR:5622
    $43.03
    Product Availability: Out of stock
    Picture of 2CIRCUIT 135F FIXED HEAT DETEC

    2CIRCUIT 135F FIXED HEAT DETEC

    SYSTEM SENSOR:5623
    SKU: SYSTEM SENSOR:5623
    $43.03
    Product Availability: Out of stock
    Picture of 2CIRCUIT 194F FIXED HEAT DETEC

    2CIRCUIT 194F FIXED HEAT DETEC

    SYSTEM SENSOR:5624
    SKU: SYSTEM SENSOR:5624
    $43.03
    Product Availability: Out of stock
    Picture of KEYS FOR REMOTE TEST STATION

    KEYS FOR REMOTE TEST STATION

    SYSTEM SENSOR:A135
    SKU: SYSTEM SENSOR:A135
    $49.89
    Product Availability: Out of stock
    Picture of EXHAUST TUBE EXTENSION

    EXHAUST TUBE EXTENSION

    SYSTEM SENSOR:A2440-00
    SKU: SYSTEM SENSOR:A2440-00
    $10.30
    Product Availability: Out of stock
    Picture of SYSTEM SENSOR TIMER ASSEMBLY FOR WFD(BLACK)

    SYSTEM SENSOR TIMER ASSEMBLY FOR WFD(BLACK)

    SYSTEM SENSOR:A3008-00
    SKU: SYSTEM SENSOR:A3008-00
    $68.07
    Product Availability: Out of stock
    Picture of SYSTEM SENSOR TERMINAL BLOCKWFDWFDTWFDTH

    SYSTEM SENSOR TERMINAL BLOCKWFDWFDTWFDTH

    SYSTEM SENSOR:A77-01-02
    SKU: SYSTEM SENSOR:A77-01-02
    $50.83
    Product Availability: Out of stock
    Picture of RETROFIT ADAPTER BRACKET

    RETROFIT ADAPTER BRACKET

    SYSTEM SENSOR:A77-AB2
    SKU: SYSTEM SENSOR:A77-AB2
    $9.48
    Product Availability: Out of stock
    Picture of ADD-ON-STOBE

    ADD-ON-STOBE

    SYSTEM SENSOR:AOS
    SKU: SYSTEM SENSOR:AOS
    $64.32
    Product Availability: Out of stock
    Picture of PIEZO ANNUNCIATOR W/ ALERT

    PIEZO ANNUNCIATOR W/ ALERT

    SYSTEM SENSOR:APA151
    SKU: SYSTEM SENSOR:APA151
    $50.75
    Product Availability: Out of stock
    Picture of 2-WIRE BASE, 12/24VDC

    2-WIRE BASE, 12/24VDC

    SYSTEM SENSOR:B110LP
    SKU: SYSTEM SENSOR:B110LP
    $0.00
    Product Availability: Out of stock
    Picture of PLUG IN DETECTOR BASE

    PLUG IN DETECTOR BASE

    SYSTEM SENSOR:B110RLP
    SKU: SYSTEM SENSOR:B110RLP
    $0.00
    Product Availability: Out of stock
    Picture of SSD SERIES100 120VAC4WIREBASE

    SSD SERIES100 120VAC4WIREBASE

    SYSTEM SENSOR:B114LP
    SKU: SYSTEM SENSOR:B114LP
    $125.40
    Product Availability: Out of stock
    Picture of 6FLGD 2WIRE DETECTOR BASE

    6FLGD 2WIRE DETECTOR BASE

    SYSTEM SENSOR:B210LP
    SKU: SYSTEM SENSOR:B210LP
    $22.10
    Product Availability: Out of stock
    Picture of 12/24VDC 4WIRE REFLECTIVE BEAM

    12/24VDC 4WIRE REFLECTIVE BEAM

    SYSTEM SENSOR:BEAM1224
    SKU: SYSTEM SENSOR:BEAM1224
    $821.61
    Product Availability: Out of stock
    Picture of LONG RANGE KIT FOR BEAM1224

    LONG RANGE KIT FOR BEAM1224

    SYSTEM SENSOR:BEAMLRK
    SKU: SYSTEM SENSOR:BEAMLRK
    $164.72
    Product Availability: Out of stock
    Picture of MULTIMOUNTINGKIT FOR BEAM1224

    MULTIMOUNTINGKIT FOR BEAM1224

    SYSTEM SENSOR:BEAMMMK
    SKU: SYSTEM SENSOR:BEAMMMK
    $109.73
    Product Availability: Out of stock
    Picture of SURFACE MOUNTING KIT

    SURFACE MOUNTING KIT

    SYSTEM SENSOR:BEAMSMK
    SKU: SYSTEM SENSOR:BEAMSMK
    $61.18
    Product Availability: Out of stock
    Picture of WHITE CEILING MOUNT BEZEL KIT

    WHITE CEILING MOUNT BEZEL KIT

    SYSTEM SENSOR:BZWC-P
    SKU: SYSTEM SENSOR:BZWC-P
    $73.81
    Product Availability: Out of stock
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