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SYSTEM SENSOR

  • EPS10-2 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $82.55
    Original price $82.55 - Original price $82.55
    Original price $82.55
    Current price $72.65
    $72.65 - $72.65
    Current price $72.65

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

    Original price $82.55
    Original price $82.55 - Original price $82.55
    Original price $82.55
    Current price $72.65
    $72.65 - $72.65
    Current price $72.65
    Save $9.90 Save $0.00
  • WBB SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $34.13
    Original price $34.13 - Original price $34.13
    Original price $34.13
    Current price $30.03
    $30.03 - $30.03
    Current price $30.03

    WEATHERPROOF BACKBOX, RED.

    Original price $34.13
    Original price $34.13 - Original price $34.13
    Original price $34.13
    Current price $30.03
    $30.03 - $30.03
    Current price $30.03
    Save $4.10 Save $0.00
  • WFD20N SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $226.54 - Original price $226.54
    Original price
    $226.54
    $226.54 - $226.54
    Current price $226.54

    2” WATERFLOW DETECTOR, SCHEDULE 10/40

    Original price $226.54 - Original price $226.54
    Original price
    $226.54
    $226.54 - $226.54
    Current price $226.54
    Sold out
  • P2WL-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $663.43
    Original price $663.43 - Original price $663.43
    Original price $663.43
    Current price $583.81
    $583.81 - $583.81
    Current price $583.81
    DISCONTINUED

    HORN STROBE 2W WHITE WALL; 10 PACK

    Original price $663.43
    Original price $663.43 - Original price $663.43
    Original price $663.43
    Current price $583.81
    $583.81 - $583.81
    Current price $583.81
    Save $79.62 Save $0.00
  • SPSRHK SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $193.64 - Original price $193.64
    Original price
    $193.64
    $193.64 - $193.64
    Current price $193.64

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

    Original price $193.64 - Original price $193.64
    Original price
    $193.64
    $193.64 - $193.64
    Current price $193.64
    Sold out
  • 2WTR-B SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $82.57 - Original price $82.57
    Original price
    $82.57
    $82.57 - $82.57
    Current price $82.57

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

    Original price $82.57 - Original price $82.57
    Original price
    $82.57
    $82.57 - $82.57
    Current price $82.57
    Sold out
  • P2RHK-120 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $156.07 - Original price $156.07
    Original price
    $156.07
    $156.07 - $156.07
    Current price $156.07

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

    Original price $156.07 - Original price $156.07
    Original price
    $156.07
    $156.07 - $156.07
    Current price $156.07
    Sold out
  • WFD60N SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $236.99 - Original price $236.99
    Original price
    $236.99
    $236.99 - $236.99
    Current price $236.99

    WATERFLOW DETECTOR 6"

    Original price $236.99 - Original price $236.99
    Original price
    $236.99
    $236.99 - $236.99
    Current price $236.99
    Sold out
  • SMB500-WH SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $13.76
    Original price $13.76 - Original price $13.76
    Original price $13.76
    Current price $12.11
    $12.11 - $12.11
    Current price $12.11

    WHITE BACK BOX

    Original price $13.76
    Original price $13.76 - Original price $13.76
    Original price $13.76
    Current price $12.11
    $12.11 - $12.11
    Current price $12.11
    Save $1.65 Save $0.00
  • R-20E SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $63.05 - Original price $63.05
    Original price
    $63.05
    $63.05 - $63.05
    Current price $63.05

    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 $63.05 - Original price $63.05
    Original price
    $63.05
    $63.05 - $63.05
    Current price $63.05
    Sold out
  • PR-1 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $25.48
    Original price $25.48 - Original price $25.48
    Original price $25.48
    Current price $22.41
    $22.41 - $22.41
    Current price $22.41

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

    Original price $25.48
    Original price $25.48 - Original price $25.48
    Original price $25.48
    Current price $22.41
    $22.41 - $22.41
    Current price $22.41
    Save $3.07 Save $0.00
  • P4RK SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $142.52
    Original price $142.52 - Original price $142.52
    Original price $142.52
    Current price $125.42
    $125.42 - $125.42
    Current price $125.42

    4 Wire Horn/Strobe STD Candela Red

    Original price $142.52
    Original price $142.52 - Original price $142.52
    Original price $142.52
    Current price $125.42
    $125.42 - $125.42
    Current price $125.42
    Save $17.10 Save $0.00
  • OSY2 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $201.81 - Original price $201.81
    Original price
    $201.81
    $201.81 - $201.81
    Current price $201.81

    OUSIDE SCREW AND YOKE VALVE SUPERVISORY SWITCH

    Original price $201.81 - Original price $201.81
    Original price
    $201.81
    $201.81 - $201.81
    Current price $201.81
    Sold out
  • MWBBW SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $55.06
    Original price $55.06 - Original price $55.06
    Original price $55.06
    Current price $48.45
    $48.45 - $48.45
    Current price $48.45

    WALL, METAL WEATHERPROOF BACK BOX, WHITE

    Original price $55.06
    Original price $55.06 - Original price $55.06
    Original price $55.06
    Current price $48.45
    $48.45 - $48.45
    Current price $48.45
    Save $6.61 Save $0.00
  • EOLR-1 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $29.30
    Original price $29.30 - Original price $29.30
    Original price $29.30
    Current price $25.79
    $25.79 - $25.79
    Current price $25.79

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

    Original price $29.30
    Original price $29.30 - Original price $29.30
    Original price $29.30
    Current price $25.79
    $25.79 - $25.79
    Current price $25.79
    Save $3.51 Save $0.00
  • D4S SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $155.03 - Original price $155.03
    Original price
    $155.03
    $155.03 - $155.03
    Current price $155.03

    INNOVAIRFLEX 4-WIRE CONVENTIONAL SENSOR ONLY COMPONENT

    Original price $155.03 - Original price $155.03
    Original price
    $155.03
    $155.03 - $155.03
    Current price $155.03
    Sold out
  • D4120W SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $363.73 - Original price $363.73
    Original price
    $363.73
    $363.73 - $363.73
    Current price $363.73

    Watertight 4-Wire Duct Smoke Detector

    Original price $363.73 - Original price $363.73
    Original price
    $363.73
    $363.73 - $363.73
    Current price $363.73
    Sold out
  • B224RB-WH SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $68.47
    Original price $68.47 - Original price $68.47
    Original price $68.47
    Current price $60.25
    $60.25 - $60.25
    Current price $60.25

    REPLACEMENT FOR B224RB

    Original price $68.47
    Original price $68.47 - Original price $68.47
    Original price $68.47
    Current price $60.25
    $60.25 - $60.25
    Current price $60.25
    Save $8.22 Save $0.00
  • B224RB-IV SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $65.16
    Original price $65.16 - Original price $65.16
    Original price $65.16
    Current price $57.35
    $57.35 - $57.35
    Current price $57.35
    DISCONTINUED

    INTELLIGENT RELAY BASE; IVORY

    Original price $65.16
    Original price $65.16 - Original price $65.16
    Original price $65.16
    Current price $57.35
    $57.35 - $57.35
    Current price $57.35
    Save $7.81 Save $0.00
  • B200S-WH SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $85.67 - Original price $85.67
    Original price
    $85.67
    $85.67 - $85.67
    Current price $85.67

    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 $85.67 - Original price $85.67
    Original price
    $85.67
    $85.67 - $85.67
    Current price $85.67
    Sold out
  • 5622 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $44.20
    Original price $44.20 - Original price $44.20
    Original price $44.20
    Current price $38.89
    $38.89 - $38.89
    Current price $38.89

    DUAL CIRCUITE 194°F FIXED TEMPERATURE RATE OF RISE

    Original price $44.20
    Original price $44.20 - Original price $44.20
    Original price $44.20
    Current price $38.89
    $38.89 - $38.89
    Current price $38.89
    Save $5.31 Save $0.00
  • 4WT-B SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $73.22 - Original price $73.22
    Original price
    $73.22
    $73.22 - $73.22
    Current price $73.22

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

    Original price $73.22 - Original price $73.22
    Original price
    $73.22
    $73.22 - $73.22
    Current price $73.22
    Sold out
  • DST3 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $18.57
    Original price $18.57 - Original price $18.57
    Original price $18.57
    Current price $16.34
    $16.34 - $16.34
    Current price $16.34

    STEEL SAMPLING TUBE 3'

    Original price $18.57
    Original price $18.57 - Original price $18.57
    Original price $18.57
    Current price $16.34
    $16.34 - $16.34
    Current price $16.34
    Sold out
  • P2RLED SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $66.16 - Original price $66.16
    Original price
    $66.16
    $66.16 - $66.16
    Current price $66.16

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

    Original price $66.16 - Original price $66.16
    Original price
    $66.16
    $66.16 - $66.16
    Current price $66.16
    Sold out
  • P4RL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $112.44 - Original price $112.44
    Original price
    $112.44
    $112.44 - $112.44
    Current price $112.44

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

    Original price $112.44 - Original price $112.44
    Original price
    $112.44
    $112.44 - $112.44
    Current price $112.44
    Sold out
  • SPWL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $47.73
    Original price $47.73 - Original price $47.73
    Original price $47.73
    Current price $42.00
    $42.00 - $42.00
    Current price $42.00

    SPEAKER WHITE WALL

    Original price $47.73
    Original price $47.73 - Original price $47.73
    Original price $47.73
    Current price $42.00
    $42.00 - $42.00
    Current price $42.00
    Save $5.73 Save $0.00
  • SCWLED-CLR-ALERT SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $78.34 - Original price $78.34
    Original price
    $78.34
    $78.34 - $78.34
    Current price $78.34

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

    Original price $78.34 - Original price $78.34
    Original price
    $78.34
    $78.34 - $78.34
    Current price $78.34
    Sold out
  • P2WK-P SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $112.18
    Original price $112.18 - Original price $112.18
    Original price $112.18
    Current price $98.72
    $98.72 - $98.72
    Current price $98.72
    DISCONTINUED

    WHITE OUTDOOR HORN STROBE, PLAIN

    Original price $112.18
    Original price $112.18 - Original price $112.18
    Original price $112.18
    Current price $98.72
    $98.72 - $98.72
    Current price $98.72
    Save $13.46 Save $0.00
  • CHSWL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $116.77
    Original price $116.77 - Original price $116.77
    Original price $116.77
    Current price $102.75
    $102.75 - $102.75
    Current price $102.75

    SYSTEM SENSOR CHIME STROBE WHITE WALL

    Original price $116.77
    Original price $116.77 - Original price $116.77
    Original price $116.77
    Current price $102.75
    $102.75 - $102.75
    Current price $102.75
    Save $14.02 Save $0.00
  • MP120KL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $43.57
    Original price $43.57 - Original price $43.57
    Original price $43.57
    Current price $38.34
    $38.34 - $38.34
    Current price $38.34

    120VAC ADAPTER (FIRELITE)

    Original price $43.57
    Original price $43.57 - Original price $43.57
    Original price $43.57
    Current price $38.34
    $38.34 - $38.34
    Current price $38.34
    Save $5.23 Save $0.00
  • M500DM SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $25.29 - Original price $25.29
    Original price
    $25.29
    $25.29 - $25.29
    Current price $25.29

    DUAL CLASS B MONITOR MODULE

    Original price $25.29 - Original price $25.29
    Original price
    $25.29
    $25.29 - $25.29
    Current price $25.29
    Sold out
  • B114LP SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $145.53
    Original price $145.53 - Original price $145.53
    Original price $145.53
    Current price $128.07
    $128.07 - $128.07
    Current price $128.07

    BASE 6.0" 4W RLY (FIRELITE)

    Original price $145.53
    Original price $145.53 - Original price $145.53
    Original price $145.53
    Current price $128.07
    $128.07 - $128.07
    Current price $128.07
    Sold out
  • LENS-AC SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $11.05
    Original price $11.05 - Original price $11.05
    Original price $11.05
    Current price $9.73
    $9.73 - $9.73
    Current price $9.73
    DISCONTINUED

    CEILING STROBE LENS ATTACHMENT, AMBER

    Original price $11.05
    Original price $11.05 - Original price $11.05
    Original price $11.05
    Current price $9.73
    $9.73 - $9.73
    Current price $9.73
    Save $1.32 Save $0.00
  • BZGW-AL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $52.14
    Original price $52.14 - Original price $52.14
    Original price $52.14
    Current price $45.89
    $45.89 - $45.89
    Current price $45.89

    4x2 Wall White Bezel Kit with ALERT

    Original price $52.14
    Original price $52.14 - Original price $52.14
    Original price $52.14
    Current price $45.89
    $45.89 - $45.89
    Current price $45.89
    Save $6.25 Save $0.00
  • DST1 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $13.11
    Original price $13.11 - Original price $13.11
    Original price $13.11
    Current price $11.53
    $11.53 - $11.53
    Current price $11.53

    INNOVAIRFLEX SAMPLING TUBE, STEEL, 1’ WITH HOLES

    Original price $13.11
    Original price $13.11 - Original price $13.11
    Original price $13.11
    Current price $11.53
    $11.53 - $11.53
    Current price $11.53
    Save $1.58 Save $0.00
  • PC2RK SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $118.69 - Original price $118.69
    Original price
    $118.69
    $118.69 - $118.69
    Current price $118.69
    DISCONTINUED

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

    Original price $118.69 - Original price $118.69
    Original price
    $118.69
    $118.69 - $118.69
    Current price $118.69
    Sold out
  • P2RL-LF SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $139.35
    Original price $139.35 - Original price $139.35
    Original price $139.35
    Current price $122.62
    $122.62 - $122.62
    Current price $122.62

    COMBO 2W WALL LOW FREQUENCY RED

    Original price $139.35
    Original price $139.35 - Original price $139.35
    Original price $139.35
    Current price $122.62
    $122.62 - $122.62
    Current price $122.62
    Save $16.73 Save $0.00
  • SRK-R SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $82.50
    Original price $82.50 - Original price $82.50
    Original price $82.50
    Current price $72.60
    $72.60 - $72.60
    Current price $72.60

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

    Original price $82.50
    Original price $82.50 - Original price $82.50
    Original price $82.50
    Current price $72.60
    $72.60 - $72.60
    Current price $72.60
    Save $9.90 Save $0.00
  • SPSWL-CLR-ALERT SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $104.69
    Original price $104.69 - Original price $104.69
    Original price $104.69
    Current price $92.13
    $92.13 - $92.13
    Current price $92.13
    DISCONTINUED

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

    Original price $104.69
    Original price $104.69 - Original price $104.69
    Original price $104.69
    Current price $92.13
    $92.13 - $92.13
    Current price $92.13
    Save $12.56 Save $0.00
  • B501-WH SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $15.42
    Original price $15.42 - Original price $15.42
    Original price $15.42
    Current price $13.57
    $13.57 - $13.57
    Current price $13.57

    INTELLIGENT DETECTOR BASES WITHOUT FLANGE

    Original price $15.42
    Original price $15.42 - Original price $15.42
    Original price $15.42
    Current price $13.57
    $13.57 - $13.57
    Current price $13.57
    Save $1.85 Save $0.00
  • B112LP SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $50.33
    Original price $50.33 - Original price $50.33
    Original price $50.33
    Current price $44.28
    $44.28 - $44.28
    Current price $44.28
    DISCONTINUED

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

    Original price $50.33
    Original price $50.33 - Original price $50.33
    Original price $50.33
    Current price $44.28
    $44.28 - $44.28
    Current price $44.28
    Save $6.05 Save $0.00
  • SSV120-10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $77.70
    Original price $77.70 - Original price $77.70
    Original price $77.70
    Current price $68.38
    $68.38 - $68.38
    Current price $68.38

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

    Original price $77.70
    Original price $77.70 - Original price $77.70
    Original price $77.70
    Current price $68.38
    $68.38 - $68.38
    Current price $68.38
    Save $9.32 Save $0.00
  • HCWL-LF-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $793.29
    Original price $793.29 - Original price $793.29
    Original price $793.29
    Current price $698.10
    $698.10 - $698.10
    Current price $698.10

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

    Original price $793.29
    Original price $793.29 - Original price $793.29
    Original price $793.29
    Current price $698.10
    $698.10 - $698.10
    Current price $698.10
    Save $95.19 Save $0.00
  • HWL-LF-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $707.95
    Original price $707.95 - Original price $707.95
    Original price $707.95
    Current price $623.00
    $623.00 - $623.00
    Current price $623.00

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

    Original price $707.95
    Original price $707.95 - Original price $707.95
    Original price $707.95
    Current price $623.00
    $623.00 - $623.00
    Current price $623.00
    Save $84.95 Save $0.00
  • SWL-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $661.29
    Original price $661.29 - Original price $661.29
    Original price $661.29
    Current price $581.93
    $581.93 - $581.93
    Current price $581.93
    DISCONTINUED

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

    Original price $661.29
    Original price $661.29 - Original price $661.29
    Original price $661.29
    Current price $581.93
    $581.93 - $581.93
    Current price $581.93
    Save $79.36 Save $0.00
  • SPWL-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $371.67 - Original price $371.67
    Original price
    $371.67
    $371.67 - $371.67
    Current price $371.67

    SPEAKER WHITE WALL; 10 PACK

    Original price $371.67 - Original price $371.67
    Original price
    $371.67
    $371.67 - $371.67
    Current price $371.67
    Sold out
  • SPCWL-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $449.73
    Original price $449.73 - Original price $449.73
    Original price $449.73
    Current price $395.76
    $395.76 - $395.76
    Current price $395.76

    SPEAKER ONLY, CEILING, 1/4W - 2W, WHITE - BULK PACK OF 10 UNITS

    Original price $449.73
    Original price $449.73 - Original price $449.73
    Original price $449.73
    Current price $395.76
    $395.76 - $395.76
    Current price $395.76
    Save $53.97 Save $0.00
  • SPCRL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $47.86
    Original price $47.86 - Original price $47.86
    Original price $47.86
    Current price $42.11
    $42.11 - $42.11
    Current price $42.11

    SPEAKER RED CEILING

    Original price $47.86
    Original price $47.86 - Original price $47.86
    Original price $47.86
    Current price $42.11
    $42.11 - $42.11
    Current price $42.11
    Save $5.75 Save $0.00