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SYSTEM SENSOR

  • B300-6 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $7.24
    Original price $7.24 - Original price $7.24
    Original price $7.24
    Current price $7.17
    $7.17 - $7.17
    Current price $7.17

    6� BASE LOW-PROFILE, STANDARD FLANGED, WHITE

    Original price $7.24
    Original price $7.24 - Original price $7.24
    Original price $7.24
    Current price $7.17
    $7.17 - $7.17
    Current price $7.17
    Sold out
  • COSMO-2W SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $111.99 - Original price $111.99
    Original price
    $111.99
    $111.99 - $111.99
    Current price $111.99

    i4 Series combination CO/Smoke detector is a 2-Wire carbon monoxide (CO) and smoke detection technology in a single, system-connected device.

    Original price $111.99 - Original price $111.99
    Original price
    $111.99
    $111.99 - $111.99
    Current price $111.99
    Sold out
  • COSMO-4W SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $117.97 - Original price $117.97
    Original price
    $117.97
    $117.97 - $117.97
    Current price $117.97

    4-Wire CO/Smoke Detector

    Original price $117.97 - Original price $117.97
    Original price
    $117.97
    $117.97 - $117.97
    Current price $117.97
    Sold out
  • DNR SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $100.28 - Original price $100.28
    Original price
    $100.28
    $100.28 - $100.28
    Current price $100.28

    INNOVAIRFLEX INTELLIGENT DUCT DETECTOR, NON-RELAY, DOES NOT INCLUDE HEAD

    Original price $100.28 - Original price $100.28
    Original price
    $100.28
    $100.28 - $100.28
    Current price $100.28
    Sold out
  • OSI-R-SS SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $595.39 - Original price $595.39
    Original price
    $595.39
    $595.39 - $595.39
    Current price $595.39

    CONVENTIONAL SINGLE-ENDED REFLECTIVE IMAGING BEAM SMOKE DETECTOR

    Original price $595.39 - Original price $595.39
    Original price
    $595.39
    $595.39 - $595.39
    Current price $595.39
    Sold out
  • 5601P SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $16.14
    Original price $16.14 - Original price $16.14
    Original price $16.14
    Current price $14.47
    $14.47 - $14.47
    Current price $14.47

    135 °F (57° C) FIXED AND RATE-OF-RISE. (PLAIN)

    Original price $16.14
    Original price $16.14 - Original price $16.14
    Original price $16.14
    Current price $14.47
    $14.47 - $14.47
    Current price $14.47
    Sold out
  • 2D51 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $62.46 - Original price $62.46
    Original price
    $62.46
    $62.46 - $62.46
    Current price $62.46

    4- WIRE DUCT PHOTO DETECTOR HEAD

    Original price $62.46 - Original price $62.46
    Original price
    $62.46
    $62.46 - $62.46
    Current price $62.46
    Sold out
  • 2W-B SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $34.40 - Original price $34.40
    Original price
    $34.40
    $34.40 - $34.40
    Current price $34.40

    i3 smoke detector, 2-wire photoelectric with base

    Original price $34.40 - Original price $34.40
    Original price
    $34.40
    $34.40 - $34.40
    Current price $34.40
    Sold out
  • W-USB SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $177.48 - Original price $177.48
    Original price
    $177.48
    $177.48 - $177.48
    Current price $177.48

    SOFTWARE INTERFACE (VIA USB PORT) FOR COMPUTERS RUNNING THE SWIFT TOOLS PROGRAMMING UTILITY.

    Original price $177.48 - Original price $177.48
    Original price
    $177.48
    $177.48 - $177.48
    Current price $177.48
    Sold out
  • COSMOD2W SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $55.07 - Original price $55.07
    Original price
    $55.07
    $55.07 - $55.07
    Current price $55.07

    2W I4 INTERFACE MODULE

    Original price $55.07 - Original price $55.07
    Original price
    $55.07
    $55.07 - $55.07
    Current price $55.07
    Sold out
  • DST5 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $16.55 - Original price $16.55
    Original price
    $16.55
    $16.55 - $16.55
    Current price $16.55

    STEEL SAMPLING TUBE 5'

    Original price $16.55 - Original price $16.55
    Original price
    $16.55
    $16.55 - $16.55
    Current price $16.55
    Sold out
  • 5151 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $36.21
    Original price $36.21 - Original price $36.21
    Original price $36.21
    Current price $32.67
    $32.67 - $32.67
    Current price $32.67

    100 SERIES PLUG-IN TERMINAL

    Original price $36.21
    Original price $36.21 - Original price $36.21
    Original price $36.21
    Current price $32.67
    $32.67 - $32.67
    Current price $32.67
    Sold out
  • B200S-LF-WH SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $89.17
    Original price $89.17 - Original price $89.17
    Original price $89.17
    Current price $75.08
    $75.08 - $75.08
    Current price $75.08

    INTELLIGENT, ADDRESSABLE, PROGRAMMABLE LOW FREQUENCY PLUG-IN SOUNDER BASE. HIGH OR LOW VOLUME OUTPUT WITH ANSI TEMPORAL 3 OR TEMPORAL 4, CONTINUOUS...

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    Original price $89.17
    Original price $89.17 - Original price $89.17
    Original price $89.17
    Current price $75.08
    $75.08 - $75.08
    Current price $75.08
    Sold out
  • HWL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $20.40 - Original price $20.40
    Original price
    $20.40
    $20.40 - $20.40
    Current price $20.40

    HORN, WHITE, WALL MOUNT

    Original price $20.40 - Original price $20.40
    Original price
    $20.40
    $20.40 - $20.40
    Current price $20.40
    Sold out
  • WFD20N SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $159.71 - Original price $159.71
    Original price
    $159.71
    $159.71 - $159.71
    Current price $159.71

    2” WATERFLOW DETECTOR, SCHEDULE 10/40

    Original price $159.71 - Original price $159.71
    Original price
    $159.71
    $159.71 - $159.71
    Current price $159.71
    Sold out
  • SPSRHK SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $136.52 - Original price $136.52
    Original price
    $136.52
    $136.52 - $136.52
    Current price $136.52

    SPEAKER/STROBE, WALL, HIGH-CANDELA..135, 150, 177, 185 RED, OUTDOOR,..INCLUDES BACKBOX

    Original price $136.52 - Original price $136.52
    Original price
    $136.52
    $136.52 - $136.52
    Current price $136.52
    Sold out
  • P2RHK-120 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $125.24
    Original price $125.24 - Original price $125.24
    Original price $125.24
    Current price $110.03
    $110.03 - $110.03
    Current price $110.03

    HORN/STROBE, 120 VOLT, HI CANDELA, 135,150,177,185 CD, RED OUTDOOR, INCLUDES BACKBOX

    Original price $125.24
    Original price $125.24 - Original price $125.24
    Original price $125.24
    Current price $110.03
    $110.03 - $110.03
    Current price $110.03
    Sold out
  • WFD60N SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $167.08 - Original price $167.08
    Original price
    $167.08
    $167.08 - $167.08
    Current price $167.08

    WATERFLOW DETECTOR 6"

    Original price $167.08 - Original price $167.08
    Original price
    $167.08
    $167.08 - $167.08
    Current price $167.08
    Sold out
  • R-20E SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $44.45 - Original price $44.45
    Original price
    $44.45
    $44.45 - $44.45
    Current price $44.45

    The R-20E is a multi-voltage relay with terminal strip field wiring connections, mounting track and hardware mounted in a steel enclosure. The clos...

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    Original price $44.45 - Original price $44.45
    Original price
    $44.45
    $44.45 - $44.45
    Current price $44.45
    Sold out
  • OSY2 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $142.28 - Original price $142.28
    Original price
    $142.28
    $142.28 - $142.28
    Current price $142.28

    OUSIDE SCREW AND YOKE VALVE SUPERVISORY SWITCH

    Original price $142.28 - Original price $142.28
    Original price
    $142.28
    $142.28 - $142.28
    Current price $142.28
    Sold out
  • D4S SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $114.21 - Original price $114.21
    Original price
    $114.21
    $114.21 - $114.21
    Current price $114.21

    INNOVAIRFLEX 4-WIRE CONVENTIONAL SENSOR ONLY COMPONENT

    Original price $114.21 - Original price $114.21
    Original price
    $114.21
    $114.21 - $114.21
    Current price $114.21
    Sold out
  • B200S-WH SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $60.40 - Original price $60.40
    Original price
    $60.40
    $60.40 - $60.40
    Current price $60.40

    INTELLIGENT, ADDRESSABLE, PROGRAMMABLE PLUG-IN SOUNDER BASE HIGH OR LOW VOLUME OUTPUT WITH ANSI TEMPORAL 3 OR TEMPORAL 4, CONTINUOUS, MARCH OR CUST...

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    Original price $60.40 - Original price $60.40
    Original price
    $60.40
    $60.40 - $60.40
    Current price $60.40
    Sold out
  • DST3 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $13.09 - Original price $13.09
    Original price
    $13.09
    $13.09 - $13.09
    Current price $13.09

    STEEL SAMPLING TUBE 3'

    Original price $13.09 - Original price $13.09
    Original price
    $13.09
    $13.09 - $13.09
    Current price $13.09
    Sold out
  • P2RLED SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $46.63 - Original price $46.63
    Original price
    $46.63
    $46.63 - $46.63
    Current price $46.63

    LED HORN STROBE; WALL; RED; FIRE; 2-WIRE

    Original price $46.63 - Original price $46.63
    Original price
    $46.63
    $46.63 - $46.63
    Current price $46.63
    Sold out
  • P4RL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $79.27 - Original price $79.27
    Original price
    $79.27
    $79.27 - $79.27
    Current price $79.27

    HORN STROBE, WALL, 4-WIRE, RED, L-SERIES

    Original price $79.27 - Original price $79.27
    Original price
    $79.27
    $79.27 - $79.27
    Current price $79.27
    Sold out
  • SCWLED-CLR-ALERT SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $55.23 - Original price $55.23
    Original price
    $55.23
    $55.23 - $55.23
    Current price $55.23

    LED STROBE; CEILING; WHITE; ALERT; 2-WIRE

    Original price $55.23 - Original price $55.23
    Original price
    $55.23
    $55.23 - $55.23
    Current price $55.23
    Sold out
  • M500DM SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $19.10
    Original price $19.10 - Original price $19.10
    Original price $19.10
    Current price $17.83
    $17.83 - $17.83
    Current price $17.83

    DUAL CLASS B MONITOR MODULE

    Original price $19.10
    Original price $19.10 - Original price $19.10
    Original price $19.10
    Current price $17.83
    $17.83 - $17.83
    Current price $17.83
    Sold out
  • HCWL-LF-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $559.27 - Original price $559.27
    Original price
    $559.27
    $559.27 - $559.27
    Current price $559.27

    LOW-FREQUENCY COMPACT SOUNDER, 15, 30, 75, 95, 110, 135, 185 CD, CEILING, WHITE - BULK PACK of 10 UNITS

    Original price $559.27 - Original price $559.27
    Original price
    $559.27
    $559.27 - $559.27
    Current price $559.27
    Sold out
  • HGRL-LF SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $58.15 - Original price $58.15
    Original price
    $58.15
    $58.15 - $58.15
    Current price $58.15

    WALL, HORN, COMPACT, LOW FREQUENCY, RED

    Original price $58.15 - Original price $58.15
    Original price
    $58.15
    $58.15 - $58.15
    Current price $58.15
    Sold out
  • B200S SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $82.31
    Original price $82.31 - Original price $82.31
    Original price $82.31
    Current price $81.53
    $81.53 - $81.53
    Current price $81.53

    Addressable, Synchronizable, Intelligent Sounder base designed for new and existing dwelling unit applications.

    Original price $82.31
    Original price $82.31 - Original price $82.31
    Original price $82.31
    Current price $81.53
    $81.53 - $81.53
    Current price $81.53
    Sold out
  • 5624 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $32.92
    Original price $32.92 - Original price $32.92
    Original price $32.92
    Current price $26.91
    $26.91 - $26.91
    Current price $26.91

    194 °F (90° C) FIXED TEMPERATURE, DUAL CIRCUIT, NORMALLY OPEN

    Original price $32.92
    Original price $32.92 - Original price $32.92
    Original price $32.92
    Current price $26.91
    $26.91 - $26.91
    Current price $26.91
    Sold out
  • SWK SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $54.95 - Original price $54.95
    Original price
    $54.95
    $54.95 - $54.95
    Current price $54.95
    DISCONTINUED

    WEATHERPROOF BACKBOX, WHITE

    Original price $54.95 - Original price $54.95
    Original price
    $54.95
    $54.95 - $54.95
    Current price $54.95
    Sold out
  • B200S-LF-IV SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $108.91 - Original price $108.91
    Original price
    $108.91
    $108.91 - $108.91
    Current price $108.91
    DISCONTINUED

    INTELLIGENT, ADDRESSABLE, PROGRAMMABLE LOW FREQUENCY PLUG-IN SOUNDER BASE. HIGH OR LOW VOLUME OUTPUT WITH ANSI TEMPORAL 3 OR TEMPORAL 4, CONTINUOUS...

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    Original price $108.91 - Original price $108.91
    Original price
    $108.91
    $108.91 - $108.91
    Current price $108.91
    Sold out
  • B200SR-IV SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $64.53 - Original price $64.53
    Original price
    $64.53
    $64.53 - $64.53
    Current price $64.53
    DISCONTINUED

    INTELLIGENT PLUG-IN SOUNDER BASE WITH ANSI TEMPORAL 3 OR CONTINUOUS TONE; IVORY

    Original price $64.53 - Original price $64.53
    Original price
    $64.53
    $64.53 - $64.53
    Current price $64.53
    Sold out
  • 2151T SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $76.22
    Original price $76.22 - Original price $76.22
    Original price $76.22
    Current price $55.34
    $55.34 - $55.34
    Current price $55.34
    DISCONTINUED

    SMOKE DETECTOR HEAD, PHOTO/THERMAL, LOW-PROFILE -REQ. B100 SERIES BASE

    Original price $76.22
    Original price $76.22 - Original price $76.22
    Original price $76.22
    Current price $55.34
    $55.34 - $55.34
    Current price $55.34
    Sold out
  • SPSRLED SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $78.35 - Original price $78.35
    Original price
    $78.35
    $78.35 - $78.35
    Current price $78.35

    System Sensor, LED L-Series, Indoor Speaker/Strobe, Red

    Original price $78.35 - Original price $78.35
    Original price
    $78.35
    $78.35 - $78.35
    Current price $78.35
    Sold out
  • SSM24-6 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $38.62 - Original price $38.62
    Original price
    $38.62
    $38.62 - $38.62
    Current price $38.62

    6 inch bell 24 volts DC

    Original price $38.62 - Original price $38.62
    Original price
    $38.62
    $38.62 - $38.62
    Current price $38.62
    Sold out
  • B200SR-WH SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $61.90 - Original price $61.90
    Original price
    $61.90
    $61.90 - $61.90
    Current price $61.90

    INTELLIGENT PLUG-IN SOUNDER BASE WITH ANSI TEMPORAL 3 OR CONTINUOUS TONE; WHITE

    Original price $61.90 - Original price $61.90
    Original price
    $61.90
    $61.90 - $61.90
    Current price $61.90
    Sold out
  • P2RL-LF-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $738.54 - Original price $738.54
    Original price
    $738.54
    $738.54 - $738.54
    Current price $738.54

    COMBO 2W WALL LOW FREQUENCY RED BULK PACK

    Original price $738.54 - Original price $738.54
    Original price
    $738.54
    $738.54 - $738.54
    Current price $738.54
    Sold out
  • ELR-47K SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $6.33 - Original price $6.33
    Original price
    $6.33
    $6.33 - $6.33
    Current price $6.33

    ASSY,FNL,ELR-47K

    Original price $6.33 - Original price $6.33
    Original price
    $6.33
    $6.33 - $6.33
    Current price $6.33
    Sold out
  • DH400OE-1 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $273.27 - Original price $273.27
    Original price
    $273.27
    $273.27 - $273.27
    Current price $273.27

    Weatherproof Duct Smoke Detector Enclosure

    Original price $273.27 - Original price $273.27
    Original price
    $273.27
    $273.27 - $273.27
    Current price $273.27
    Sold out
  • P2WL-LF-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $775.83 - Original price $775.83
    Original price
    $775.83
    $775.83 - $775.83
    Current price $775.83

    COMBO 2W WALL LOW FREQUENCY WHT BULK PACK

    Original price $775.83 - Original price $775.83
    Original price
    $775.83
    $775.83 - $775.83
    Current price $775.83
    Sold out
  • 5603 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $16.22
    Original price $16.22 - Original price $16.22
    Original price $16.22
    Current price $15.50
    $15.50 - $15.50
    Current price $15.50

    135°F FIXED TEMPERATURE....CAN REPLACE 283B-PL

    Original price $16.22
    Original price $16.22 - Original price $16.22
    Original price $16.22
    Current price $15.50
    $15.50 - $15.50
    Current price $15.50
    Sold out
  • PC2RL-LF SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $131.62 - Original price $131.62
    Original price
    $131.62
    $131.62 - $131.62
    Current price $131.62

    LOW FREQUENCY SOUNDER STROBE; CEILING; RED

    Original price $131.62 - Original price $131.62
    Original price
    $131.62
    $131.62 - $131.62
    Current price $131.62
    Sold out
  • P2RLED-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $432.34 - Original price $432.34
    Original price
    $432.34
    $432.34 - $432.34
    Current price $432.34

    LED Horn Strobe: 2-wire: Indoor: Wall: Red: Bulk Pack: Marked FIRE

    Original price $432.34 - Original price $432.34
    Original price
    $432.34
    $432.34 - $432.34
    Current price $432.34
    Sold out
  • R-14E SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $120.22 - Original price $120.22
    Original price
    $120.22
    $120.22 - $120.22
    Current price $120.22

    RELAY SPDT 4 UP W/ENCLOSURE

    Original price $120.22 - Original price $120.22
    Original price
    $120.22
    $120.22 - $120.22
    Current price $120.22
    Sold out
  • RFPW SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $72.60 - Original price $72.60
    Original price
    $72.60
    $72.60 - $72.60
    Current price $72.60

    RETROFIT MTG PLT WHT 5/PKG

    Original price $72.60 - Original price $72.60
    Original price
    $72.60
    $72.60 - $72.60
    Current price $72.60
    Sold out
  • PIBV2 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $127.69 - Original price $127.69
    Original price
    $127.69
    $127.69 - $127.69
    Current price $127.69

    Supervisory Post Indicator Valve (PIV) Fire Alarm Switch -1

    Original price $127.69 - Original price $127.69
    Original price
    $127.69
    $127.69 - $127.69
    Current price $127.69
    Sold out