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SYSTEM SENSOR

  • EPS10-2 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $82.20
    Original price $82.20 - Original price $82.20
    Original price $82.20
    Current price $76.45
    $76.45 - $76.45
    Current price $76.45

    ALARM WATERFLOW PRESSURE SWITCH, 2 SPDT, 4 - 20 POWER SUPPLY

    Original price $82.20
    Original price $82.20 - Original price $82.20
    Original price $82.20
    Current price $76.45
    $76.45 - $76.45
    Current price $76.45
    Save $5.75 Save $0.00
  • WBB SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $33.98
    Original price $33.98 - Original price $33.98
    Original price $33.98
    Current price $31.61
    $31.61 - $31.61
    Current price $31.61

    WEATHERPROOF BACKBOX, RED.

    Original price $33.98
    Original price $33.98 - Original price $33.98
    Original price $33.98
    Current price $31.61
    $31.61 - $31.61
    Current price $31.61
    Save $2.37 Save $0.00
  • WFD20N SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $225.56 - Original price $225.56
    Original price
    $225.56
    $225.56 - $225.56
    Current price $225.56

    2” WATERFLOW DETECTOR, SCHEDULE 10/40

    Original price $225.56 - Original price $225.56
    Original price
    $225.56
    $225.56 - $225.56
    Current price $225.56
    Sold out
  • P2WL-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $660.57
    Original price $660.57 - Original price $660.57
    Original price $660.57
    Current price $614.33
    $614.33 - $614.33
    Current price $614.33
    DISCONTINUED

    HORN STROBE 2W WHITE WALL; 10 PACK

    Original price $660.57
    Original price $660.57 - Original price $660.57
    Original price $660.57
    Current price $614.33
    $614.33 - $614.33
    Current price $614.33
    Save $46.24 Save $0.00
  • SPSRHK SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $192.81 - Original price $192.81
    Original price
    $192.81
    $192.81 - $192.81
    Current price $192.81

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

    Original price $192.81 - Original price $192.81
    Original price
    $192.81
    $192.81 - $192.81
    Current price $192.81
    Sold out
  • 2WTR-B SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $88.74
    Original price $88.74 - Original price $88.74
    Original price $88.74
    Current price $82.52
    $82.52 - $82.52
    Current price $82.52

    I3 PHOTO DETECTOR, PLUG-IN, 2-WIRE, 12/24 VDC, 135 °F THERMAL, FORM-C RELAY.

    Original price $88.74
    Original price $88.74 - Original price $88.74
    Original price $88.74
    Current price $82.52
    $82.52 - $82.52
    Current price $82.52
    Save $6.22 Save $0.00
  • P2RHK-120 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $176.88
    Original price $176.88 - Original price $176.88
    Original price $176.88
    Current price $155.40
    $155.40 - $155.40
    Current price $155.40

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

    Original price $176.88
    Original price $176.88 - Original price $176.88
    Original price $176.88
    Current price $155.40
    $155.40 - $155.40
    Current price $155.40
    Sold out
  • WFD60N SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $235.97 - Original price $235.97
    Original price
    $235.97
    $235.97 - $235.97
    Current price $235.97

    WATERFLOW DETECTOR 6"

    Original price $235.97 - Original price $235.97
    Original price
    $235.97
    $235.97 - $235.97
    Current price $235.97
    Sold out
  • SMB500-WH SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $15.27
    Original price $15.27 - Original price $15.27
    Original price $15.27
    Current price $12.74
    $12.74 - $12.74
    Current price $12.74

    WHITE BACK BOX

    Original price $15.27
    Original price $15.27 - Original price $15.27
    Original price $15.27
    Current price $12.74
    $12.74 - $12.74
    Current price $12.74
    Save $2.53 Save $0.00
  • R-20E SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $62.78 - Original price $62.78
    Original price
    $62.78
    $62.78 - $62.78
    Current price $62.78

    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...

    View full details
    Original price $62.78 - Original price $62.78
    Original price
    $62.78
    $62.78 - $62.78
    Current price $62.78
    Sold out
  • PR-1 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $25.37
    Original price $25.37 - Original price $25.37
    Original price $25.37
    Current price $23.59
    $23.59 - $23.59
    Current price $23.59

    RELAY, SPDT, MULTIVOLT, 24VDC, 24/115VAC

    Original price $25.37
    Original price $25.37 - Original price $25.37
    Original price $25.37
    Current price $23.59
    $23.59 - $23.59
    Current price $23.59
    Save $1.78 Save $0.00
  • OSY2 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $200.94 - Original price $200.94
    Original price
    $200.94
    $200.94 - $200.94
    Current price $200.94

    OUSIDE SCREW AND YOKE VALVE SUPERVISORY SWITCH

    Original price $200.94 - Original price $200.94
    Original price
    $200.94
    $200.94 - $200.94
    Current price $200.94
    Sold out
  • MWBBW SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $54.83
    Original price $54.83 - Original price $54.83
    Original price $54.83
    Current price $50.98
    $50.98 - $50.98
    Current price $50.98

    WALL, METAL WEATHERPROOF BACK BOX, WHITE

    Original price $54.83
    Original price $54.83 - Original price $54.83
    Original price $54.83
    Current price $50.98
    $50.98 - $50.98
    Current price $50.98
    Save $3.85 Save $0.00
  • EOLR-1 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $29.18
    Original price $29.18 - Original price $29.18
    Original price $29.18
    Current price $27.13
    $27.13 - $27.13
    Current price $27.13

    SPST relay, ULC approved as an end of line relay to supervise power supplies.

    Original price $29.18
    Original price $29.18 - Original price $29.18
    Original price $29.18
    Current price $27.13
    $27.13 - $27.13
    Current price $27.13
    Save $2.05 Save $0.00
  • D4S SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $161.30 - Original price $161.30
    Original price
    $161.30
    $161.30 - $161.30
    Current price $161.30

    INNOVAIRFLEX 4-WIRE CONVENTIONAL SENSOR ONLY COMPONENT

    Original price $161.30 - Original price $161.30
    Original price
    $161.30
    $161.30 - $161.30
    Current price $161.30
    Sold out
  • D4120W SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $362.16
    Original price $362.16 - Original price $362.16
    Original price $362.16
    Current price $336.81
    $336.81 - $336.81
    Current price $336.81

    Watertight 4-Wire Duct Smoke Detector

    Original price $362.16
    Original price $362.16 - Original price $362.16
    Original price $362.16
    Current price $336.81
    $336.81 - $336.81
    Current price $336.81
    Save $25.35 Save $0.00
  • B224RB-WH SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $68.17
    Original price $68.17 - Original price $68.17
    Original price $68.17
    Current price $63.40
    $63.40 - $63.40
    Current price $63.40

    REPLACEMENT FOR B224RB

    Original price $68.17
    Original price $68.17 - Original price $68.17
    Original price $68.17
    Current price $63.40
    $63.40 - $63.40
    Current price $63.40
    Save $4.77 Save $0.00
  • B224RB-IV SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $64.88
    Original price $64.88 - Original price $64.88
    Original price $64.88
    Current price $60.33
    $60.33 - $60.33
    Current price $60.33
    DISCONTINUED

    INTELLIGENT RELAY BASE; IVORY

    Original price $64.88
    Original price $64.88 - Original price $64.88
    Original price $64.88
    Current price $60.33
    $60.33 - $60.33
    Current price $60.33
    Save $4.55 Save $0.00
  • B200S-WH SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $85.30 - Original price $85.30
    Original price
    $85.30
    $85.30 - $85.30
    Current price $85.30

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

    View full details
    Original price $85.30 - Original price $85.30
    Original price
    $85.30
    $85.30 - $85.30
    Current price $85.30
    Sold out
  • 5622 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $44.01
    Original price $44.01 - Original price $44.01
    Original price $44.01
    Current price $40.93
    $40.93 - $40.93
    Current price $40.93

    DUAL CIRCUITE 194°F FIXED TEMPERATURE RATE OF RISE

    Original price $44.01
    Original price $44.01 - Original price $44.01
    Original price $44.01
    Current price $40.93
    $40.93 - $40.93
    Current price $40.93
    Save $3.08 Save $0.00
  • 4WT-B SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $74.47 - Original price $74.47
    Original price
    $74.47
    $74.47 - $74.47
    Current price $74.47

    I³ PHOTO DETECTOR, 4-WIRE, 12/24 VDC, PHOTO THERMAL.

    Original price $74.47 - Original price $74.47
    Original price
    $74.47
    $74.47 - $74.47
    Current price $74.47
  • DST3 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $18.49 - Original price $18.49
    Original price
    $18.49
    $18.49 - $18.49
    Current price $18.49

    STEEL SAMPLING TUBE 3'

    Original price $18.49 - Original price $18.49
    Original price
    $18.49
    $18.49 - $18.49
    Current price $18.49
    Sold out
  • P2RLED SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $65.86 - Original price $65.86
    Original price
    $65.86
    $65.86 - $65.86
    Current price $65.86

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

    Original price $65.86 - Original price $65.86
    Original price
    $65.86
    $65.86 - $65.86
    Current price $65.86
    Sold out
  • P4RL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $111.95 - Original price $111.95
    Original price
    $111.95
    $111.95 - $111.95
    Current price $111.95

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

    Original price $111.95 - Original price $111.95
    Original price
    $111.95
    $111.95 - $111.95
    Current price $111.95
    Sold out
  • SCWLED-CLR-ALERT SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $78.00 - Original price $78.00
    Original price
    $78.00
    $78.00 - $78.00
    Current price $78.00

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

    Original price $78.00 - Original price $78.00
    Original price
    $78.00
    $78.00 - $78.00
    Current price $78.00
    Sold out
  • P2WK-P SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $133.75
    Original price $133.75 - Original price $133.75
    Original price $133.75
    Current price $124.38
    $124.38 - $124.38
    Current price $124.38
    DISCONTINUED

    WHITE OUTDOOR HORN STROBE, PLAIN

    Original price $133.75
    Original price $133.75 - Original price $133.75
    Original price $133.75
    Current price $124.38
    $124.38 - $124.38
    Current price $124.38
    Save $9.37 Save $0.00
  • CHSWL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $116.26
    Original price $116.26 - Original price $116.26
    Original price $116.26
    Current price $108.13
    $108.13 - $108.13
    Current price $108.13

    SYSTEM SENSOR CHIME STROBE WHITE WALL

    Original price $116.26
    Original price $116.26 - Original price $116.26
    Original price $116.26
    Current price $108.13
    $108.13 - $108.13
    Current price $108.13
    Save $8.13 Save $0.00
  • MP120KL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $47.67
    Original price $47.67 - Original price $47.67
    Original price $47.67
    Current price $40.35
    $40.35 - $40.35
    Current price $40.35

    120VAC ADAPTER (FIRELITE)

    Original price $47.67
    Original price $47.67 - Original price $47.67
    Original price $47.67
    Current price $40.35
    $40.35 - $40.35
    Current price $40.35
    Save $7.32 Save $0.00
  • M500DM SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $26.98
    Original price $26.98 - Original price $26.98
    Original price $26.98
    Current price $25.18
    $25.18 - $25.18
    Current price $25.18

    DUAL CLASS B MONITOR MODULE

    Original price $26.98
    Original price $26.98 - Original price $26.98
    Original price $26.98
    Current price $25.18
    $25.18 - $25.18
    Current price $25.18
    Sold out
  • B114LP SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $144.90
    Original price $144.90 - Original price $144.90
    Original price $144.90
    Current price $134.76
    $134.76 - $134.76
    Current price $134.76

    BASE 6.0" 4W RLY (FIRELITE)

    Original price $144.90
    Original price $144.90 - Original price $144.90
    Original price $144.90
    Current price $134.76
    $134.76 - $134.76
    Current price $134.76
    Save $10.14 Save $0.00
  • LENS-AC SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $11.00
    Original price $11.00 - Original price $11.00
    Original price $11.00
    Current price $10.23
    $10.23 - $10.23
    Current price $10.23
    DISCONTINUED

    CEILING STROBE LENS ATTACHMENT, AMBER

    Original price $11.00
    Original price $11.00 - Original price $11.00
    Original price $11.00
    Current price $10.23
    $10.23 - $10.23
    Current price $10.23
    Save $0.77 Save $0.00
  • BZGW-AL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $51.92
    Original price $51.92 - Original price $51.92
    Original price $51.92
    Current price $48.29
    $48.29 - $48.29
    Current price $48.29

    4x2 Wall White Bezel Kit with ALERT

    Original price $51.92
    Original price $51.92 - Original price $51.92
    Original price $51.92
    Current price $48.29
    $48.29 - $48.29
    Current price $48.29
    Save $3.63 Save $0.00
  • DST1 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $13.05
    Original price $13.05 - Original price $13.05
    Original price $13.05
    Current price $12.13
    $12.13 - $12.13
    Current price $12.13

    INNOVAIRFLEX SAMPLING TUBE, STEEL, 1’ WITH HOLES

    Original price $13.05
    Original price $13.05 - Original price $13.05
    Original price $13.05
    Current price $12.13
    $12.13 - $12.13
    Current price $12.13
    Save $0.92 Save $0.00
  • PC2RK SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $159.83
    Original price $159.83 - Original price $159.83
    Original price $159.83
    Current price $109.91
    $109.91 - $109.91
    Current price $109.91
    DISCONTINUED

    HORN/STROBE, 12/24 VOLT, RED, MULTI-CANDELA 15,15/75,30,75,110,115 CD, OUTDOOR, INCLUDES BACKBOX

    Original price $159.83
    Original price $159.83 - Original price $159.83
    Original price $159.83
    Current price $109.91
    $109.91 - $109.91
    Current price $109.91
    Save $49.92 Save $0.00
  • P2RL-LF SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $138.75
    Original price $138.75 - Original price $138.75
    Original price $138.75
    Current price $129.03
    $129.03 - $129.03
    Current price $129.03

    COMBO 2W WALL LOW FREQUENCY RED

    Original price $138.75
    Original price $138.75 - Original price $138.75
    Original price $138.75
    Current price $129.03
    $129.03 - $129.03
    Current price $129.03
    Save $9.72 Save $0.00
  • SRK-R SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $83.31
    Original price $83.31 - Original price $83.31
    Original price $83.31
    Current price $77.48
    $77.48 - $77.48
    Current price $77.48

    REPLACEMENT STROBE, 12/24 VOLT, RED, MULTI-CANDELA 15,15/75,30,75,110,115 CD, OUTDOOR

    Original price $83.31
    Original price $83.31 - Original price $83.31
    Original price $83.31
    Current price $77.48
    $77.48 - $77.48
    Current price $77.48
    Save $5.83 Save $0.00
  • SPSWL-CLR-ALERT SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $145.33
    Original price $145.33 - Original price $145.33
    Original price $145.33
    Current price $96.94
    $96.94 - $96.94
    Current price $96.94
    DISCONTINUED

    L-SERIES, WHITE, WALL-MOUNTABLE, CLEAR LENS, SPEAKER STROBE WITH STANDARD CD. DESIGNED FOR ECS/MNS APPLICATIONS.

    Original price $145.33
    Original price $145.33 - Original price $145.33
    Original price $145.33
    Current price $96.94
    $96.94 - $96.94
    Current price $96.94
    Save $48.39 Save $0.00
  • RTS2 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $137.14
    Original price $137.14 - Original price $137.14
    Original price $137.14
    Current price $127.53
    $127.53 - $127.53
    Current price $127.53

    Multi Signaling Unit, 20 to 29VDC. Key Reset

    Original price $137.14
    Original price $137.14 - Original price $137.14
    Original price $137.14
    Current price $127.53
    $127.53 - $127.53
    Current price $127.53
    Save $9.61 Save $0.00
  • B501-WH SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $15.35
    Original price $15.35 - Original price $15.35
    Original price $15.35
    Current price $14.28
    $14.28 - $14.28
    Current price $14.28

    INTELLIGENT DETECTOR BASES WITHOUT FLANGE

    Original price $15.35
    Original price $15.35 - Original price $15.35
    Original price $15.35
    Current price $14.28
    $14.28 - $14.28
    Current price $14.28
    Save $1.07 Save $0.00
  • B112LP SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $50.11
    Original price $50.11 - Original price $50.11
    Original price $50.11
    Current price $46.61
    $46.61 - $46.61
    Current price $46.61

    BASE, 4-WIRE, LOW-PROFILE, FORM-A&C, 24VDC

    Original price $50.11
    Original price $50.11 - Original price $50.11
    Original price $50.11
    Current price $46.61
    $46.61 - $46.61
    Current price $46.61
    Save $3.50 Save $0.00
  • SSV120-10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $77.37
    Original price $77.37 - Original price $77.37
    Original price $77.37
    Current price $71.96
    $71.96 - $71.96
    Current price $71.96

    The SSV120-10 is a 10", 120VAC alarm bell.

    Original price $77.37
    Original price $77.37 - Original price $77.37
    Original price $77.37
    Current price $71.96
    $71.96 - $71.96
    Current price $71.96
    Save $5.41 Save $0.00
  • HCWL-LF-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $789.86 - Original price $789.86
    Original price
    $789.86
    $789.86 - $789.86
    Current price $789.86

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

    Original price $789.86 - Original price $789.86
    Original price
    $789.86
    $789.86 - $789.86
    Current price $789.86
    Sold out
  • HWL-LF-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $704.90
    Original price $704.90 - Original price $704.90
    Original price $704.90
    Current price $655.55
    $655.55 - $655.55
    Current price $655.55

    LOW-FREQUENCY SOUNDER, 15, 30, 75, 95,

    Original price $704.90
    Original price $704.90 - Original price $704.90
    Original price $704.90
    Current price $655.55
    $655.55 - $655.55
    Current price $655.55
    Save $49.35 Save $0.00
  • SWL-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $658.43
    Original price $658.43 - Original price $658.43
    Original price $658.43
    Current price $612.35
    $612.35 - $612.35
    Current price $612.35
    DISCONTINUED

    STROBE, 12/24 VOLT, MULTI-CANDELA 15, 30, 75, 95, 110, 135, 185, WHITE - BULK PACK OF 10 UNITS

    Original price $658.43
    Original price $658.43 - Original price $658.43
    Original price $658.43
    Current price $612.35
    $612.35 - $612.35
    Current price $612.35
    Save $46.08 Save $0.00
  • SPWL-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $385.22
    Original price $385.22 - Original price $385.22
    Original price $385.22
    Current price $358.26
    $358.26 - $358.26
    Current price $358.26

    SPEAKER WHITE WALL; 10 PACK

    Original price $385.22
    Original price $385.22 - Original price $385.22
    Original price $385.22
    Current price $358.26
    $358.26 - $358.26
    Current price $358.26
    Save $26.96 Save $0.00
  • SPCRL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $47.65
    Original price $47.65 - Original price $47.65
    Original price $47.65
    Current price $44.32
    $44.32 - $44.32
    Current price $44.32

    SPEAKER RED CEILING

    Original price $47.65
    Original price $47.65 - Original price $47.65
    Original price $47.65
    Current price $44.32
    $44.32 - $44.32
    Current price $44.32
    Save $3.33 Save $0.00
  • PC2RL-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $947.70
    Original price $947.70 - Original price $947.70
    Original price $947.70
    Current price $881.37
    $881.37 - $881.37
    Current price $881.37
    DISCONTINUED

    HORN STROBE 2W RED CEILING; 10 PACK

    Original price $947.70
    Original price $947.70 - Original price $947.70
    Original price $947.70
    Current price $881.37
    $881.37 - $881.37
    Current price $881.37
    Save $66.33 Save $0.00
  • SCWK SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $94.27
    Original price $94.27 - Original price $94.27
    Original price $94.27
    Current price $87.68
    $87.68 - $87.68
    Current price $87.68
    DISCONTINUED

    Strobe, 12/24 volt, multi-candela 15, 15/75, 30, 75, 110, 115, outdoor, includes backbox

    Original price $94.27
    Original price $94.27 - Original price $94.27
    Original price $94.27
    Current price $87.68
    $87.68 - $87.68
    Current price $87.68
    Save $6.59 Save $0.00