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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 120V ADAPTER MOUNTING PLATE

    120V ADAPTER MOUNTING PLATE

    SYSTEM SENSOR:MP120K
    SKU: SYSTEM SENSOR:MP120K
    $49.28
    Picture of 120V HORN/STROBE

    120V HORN/STROBE

    SYSTEM SENSOR:P2RHK-120
    SKU: SYSTEM SENSOR:P2RHK-120
    $116.08
    Picture of 120V L-SER ADAPTER MNTNG PLATE

    120V L-SER ADAPTER MNTNG PLATE

    SYSTEM SENSOR:MP120KL
    SKU: SYSTEM SENSOR:MP120KL
    $76.66
    Picture of 18X12X6 ENCLOSURE

    18X12X6 ENCLOSURE

    SYSTEM SENSOR:DH400OE-1
    SKU: SYSTEM SENSOR:DH400OE-1
    $395.59
    Picture of 1CIRCUIT 194F FIXED HT DETECT.

    1CIRCUIT 194F FIXED HT DETECT.

    SYSTEM SENSOR:5604
    SKU: SYSTEM SENSOR:5604
    $21.97
    Picture of 2 1/2(2)SPDT WATERFLOW DETECT

    2 1/2(2)SPDT WATERFLOW DETECT

    SYSTEM SENSOR:WFD25N
    SKU: SYSTEM SENSOR:WFD25N
    $181.00
    Picture of 2(2)SPDT X-PRF WATERFLOW DET.

    2(2)SPDT X-PRF WATERFLOW DET.

    SYSTEM SENSOR:WFD20EXP
    SKU: SYSTEM SENSOR:WFD20EXP
    $2,132.99
    Picture of 2(2)SPDT,WATERFLOW DETECTORS

    2(2)SPDT,WATERFLOW DETECTORS

    SYSTEM SENSOR:WFD20N
    SKU: SYSTEM SENSOR:WFD20N
    $181.00
    Picture of 2.5(2)SPDT X-PRF WATERFLOWDET

    2.5(2)SPDT X-PRF WATERFLOWDET

    SYSTEM SENSOR:WFD25EXP
    SKU: SYSTEM SENSOR:WFD25EXP
    $2,205.35
    Picture of 24VDC RED WALL MNT STROBE

    24VDC RED WALL MNT STROBE

    SYSTEM SENSOR:CHSRL
    SKU: SYSTEM SENSOR:CHSRL
    $136.45
    Picture of 24VDC WHITE WALL MNT CHIME

    24VDC WHITE WALL MNT CHIME

    SYSTEM SENSOR:CHWL
    SKU: SYSTEM SENSOR:CHWL
    $71.15
    Picture of 24VDC WHITE WALL MNT STROBE

    24VDC WHITE WALL MNT STROBE

    SYSTEM SENSOR:CHSWL
    SKU: SYSTEM SENSOR:CHSWL
    $141.65
    Picture of 2CIRCUIT 135F FIXED HEAT DETEC

    2CIRCUIT 135F FIXED HEAT DETEC

    SYSTEM SENSOR:5623
    SKU: SYSTEM SENSOR:5623
    $43.03
    Picture of 2CIRCUIT 135F HEAT DETECTOR

    2CIRCUIT 135F HEAT DETECTOR

    SYSTEM SENSOR:5621
    SKU: SYSTEM SENSOR:5621
    $41.37
    Picture of 2CIRCUIT 194F FIXED HEAT DETEC

    2CIRCUIT 194F FIXED HEAT DETEC

    SYSTEM SENSOR:5624
    SKU: SYSTEM SENSOR:5624
    $43.03
    Picture of 2CIRCUIT 194F HEAT DETECTOR

    2CIRCUIT 194F HEAT DETECTOR

    SYSTEM SENSOR:5622
    SKU: SYSTEM SENSOR:5622
    $43.03
    Picture of 2WIRE OUTDOOR HORN STROBE

    2WIRE OUTDOOR HORN STROBE

    SYSTEM SENSOR:P2RHK-P
    SKU: SYSTEM SENSOR:P2RHK-P
    $129.03
    Picture of 2WIRE RED CEILING HORN/STROBE

    2WIRE RED CEILING HORN/STROBE

    SYSTEM SENSOR:PC2WL
    SKU: SYSTEM SENSOR:PC2WL
    $75.92
    Picture of 2WIRECEILINGHORN/STROBEHIGHCD

    2WIRECEILINGHORN/STROBEHIGHCD

    SYSTEM SENSOR:PC2WH
    SKU: SYSTEM SENSOR:PC2WH
    $92.17
    Picture of 2WIRECEILINGHORN/STROBEOUTDOOR

    2WIRECEILINGHORN/STROBEOUTDOOR

    SYSTEM SENSOR:PC2RK
    SKU: SYSTEM SENSOR:PC2RK
    $124.49
    Picture of 2WIRECEILINGHORN/STROBEOUTDOOR

    2WIRECEILINGHORN/STROBEOUTDOOR

    SYSTEM SENSOR:PC2RHK
    SKU: SYSTEM SENSOR:PC2RHK
    $131.31
    Picture of 2WIREOUTDOORHORN/STROBEHIGH CD

    2WIREOUTDOORHORN/STROBEHIGH CD

    SYSTEM SENSOR:P2RHK
    SKU: SYSTEM SENSOR:P2RHK
    $123.99
    Picture of 2WIREOUTDOORHRN W/ STROBE LGHT

    2WIREOUTDOORHRN W/ STROBE LGHT

    SYSTEM SENSOR:P2RK-P
    SKU: SYSTEM SENSOR:P2RK-P
    $126.01
    Picture of 2WIREOUTDOORHRN/STRBW/OBACKPLT

    2WIREOUTDOORHRN/STRBW/OBACKPLT

    SYSTEM SENSOR:P2RK-R
    SKU: SYSTEM SENSOR:P2RK-R
    $101.73
    Picture of 2WIREPHOTO135F12/24VDC W/RELAY

    2WIREPHOTO135F12/24VDC W/RELAY

    SYSTEM SENSOR:2WTR-B
    SKU: SYSTEM SENSOR:2WTR-B
    $93.17
    Picture of 2WIREPHOTO135F12/24VDCW/SOUNDR

    2WIREPHOTO135F12/24VDCW/SOUNDR

    SYSTEM SENSOR:2WTA-B
    SKU: SYSTEM SENSOR:2WTA-B
    $83.69
    Picture of 2-WIREPHOTOELECTRICDUCTSMOKEDT

    2-WIREPHOTOELECTRICDUCTSMOKEDT

    SYSTEM SENSOR:D2
    SKU: SYSTEM SENSOR:D2
    $241.53
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