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SYSTEM SENSOR

  • ELR-47K SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $11.33
    Original price $11.33 - Original price $11.33
    Original price $11.33
    Current price $5.70
    $5.70 - $5.70
    Current price $5.70

    ASSY,FNL,ELR-47K

    Original price $11.33
    Original price $11.33 - Original price $11.33
    Original price $11.33
    Current price $5.70
    $5.70 - $5.70
    Current price $5.70
    Save $5.63 Save $0.00
  • EOLR-1 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $20.66 - Original price $20.66
    Original price
    $20.66
    $20.66 - $20.66
    Current price $20.66

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

    Original price $20.66 - Original price $20.66
    Original price
    $20.66
    $20.66 - $20.66
    Current price $20.66
    Sold out
  • EPS10-1 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $95.90
    Original price $95.90 - Original price $95.90
    Original price $95.90
    Current price $86.31
    $86.31 - $86.31
    Current price $86.31

    ALARM WATERFLOW, SPDT SWITCH, 4 - 20 PSI.

    Original price $95.90
    Original price $95.90 - Original price $95.90
    Original price $95.90
    Current price $86.31
    $86.31 - $86.31
    Current price $86.31
    Save $9.59 Save $0.00
  • EPS10-2 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $58.20
    Original price $58.20 - Original price $58.20
    Original price $58.20
    Current price $52.38
    $52.38 - $52.38
    Current price $52.38

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

    Original price $58.20
    Original price $58.20 - Original price $58.20
    Original price $58.20
    Current price $52.38
    $52.38 - $52.38
    Current price $52.38
    Save $5.82 Save $0.00
  • EPS120-2 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $116.30
    Original price $116.30 - Original price $116.30
    Original price $116.30
    Current price $116.29
    $116.29 - $116.29
    Current price $116.29

    PRES SWITCH 120PSI 2-SPDT

    Original price $116.30
    Original price $116.30 - Original price $116.30
    Original price $116.30
    Current price $116.29
    $116.29 - $116.29
    Current price $116.29
    Save $0.01 Save $0.00
  • EPS40-1 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $168.56
    Original price $168.56 - Original price $168.56
    Original price $168.56
    Current price $141.91
    $141.91 - $141.91
    Current price $141.91

    System Sensor, Low Pressure Supervisory Switch, w/One (1) SPDT Contact, 10-100psi Adjustable Pressure Range

    Original price $168.56
    Original price $168.56 - Original price $168.56
    Original price $168.56
    Current price $141.91
    $141.91 - $141.91
    Current price $141.91
    Sold out
  • EPS40-2 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $114.57
    Original price $114.57 - Original price $114.57
    Original price $114.57
    Current price $103.11
    $103.11 - $103.11
    Current price $103.11

    Pressure Switch, Includes Two SPDT Switch

    Original price $114.57
    Original price $114.57 - Original price $114.57
    Original price $114.57
    Current price $103.11
    $103.11 - $103.11
    Current price $103.11
    Save $11.46 Save $0.00
  • F-A3384-000 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $139.29 - Original price $139.29
    Original price
    $139.29
    $139.29 - $139.29
    Current price $139.29

    Air filter aspirating detector

    Original price $139.29 - Original price $139.29
    Original price
    $139.29
    $139.29 - $139.29
    Current price $139.29
    Sold out
  • FM998 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $95.88 - Original price $95.88
    Original price
    $95.88
    $95.88 - $95.88
    Current price $95.88

    ELECTROMAGNETIC DOOR HOLDER, QUAD VOLTAGE, RECESSED MOUNT

    Original price $95.88 - Original price $95.88
    Original price
    $95.88
    $95.88 - $95.88
    Current price $95.88
    Sold out
  • HCRL-LF SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $52.01
    Original price $52.01 - Original price $52.01
    Original price $52.01
    Current price $39.64
    $39.64 - $39.64
    Current price $39.64

    LOW-FREQUENCY COMPACT SOUNDER, 15, 30, 75, 95, N110, 135, 185 CD, CEILING, RED

    Original price $52.01
    Original price $52.01 - Original price $52.01
    Original price $52.01
    Current price $39.64
    $39.64 - $39.64
    Current price $39.64
    Save $12.37 Save $0.00
  • HCWL-LF SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $54.88
    Original price $54.88 - Original price $54.88
    Original price $54.88
    Current price $49.39
    $49.39 - $49.39
    Current price $49.39

    HORN CEIL LOW FREQUENCY WHT

    Original price $54.88
    Original price $54.88 - Original price $54.88
    Original price $54.88
    Current price $49.39
    $49.39 - $49.39
    Current price $49.39
    Save $5.49 Save $0.00
  • HCWL-LF-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $688.69
    Original price $688.69 - Original price $688.69
    Original price $688.69
    Current price $609.81
    $609.81 - $609.81
    Current price $609.81

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

    Original price $688.69
    Original price $688.69 - Original price $688.69
    Original price $688.69
    Current price $609.81
    $609.81 - $609.81
    Current price $609.81
    Save $78.88 Save $0.00
  • HGRKL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $46.43 - Original price $46.43
    Original price
    $46.43
    $46.43 - $46.43
    Current price $46.43

    L-Series Outdoor Compact Wall-Mounted Horn, "FIRE", Red

    Original price $46.43 - Original price $46.43
    Original price
    $46.43
    $46.43 - $46.43
    Current price $46.43
    Sold out
  • HGRL-LF SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $58.15
    Original price $58.15 - Original price $58.15
    Original price $58.15
    Current price $42.65
    $42.65 - $42.65
    Current price $42.65

    WALL, HORN, COMPACT, LOW FREQUENCY, RED

    Original price $58.15
    Original price $58.15 - Original price $58.15
    Original price $58.15
    Current price $42.65
    $42.65 - $42.65
    Current price $42.65
    Sold out
  • HGRL-LF-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $598.44 - Original price $598.44
    Original price
    $598.44
    $598.44 - $598.44
    Current price $598.44

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

    Original price $598.44 - Original price $598.44
    Original price
    $598.44
    $598.44 - $598.44
    Current price $598.44
    Sold out
  • HGWL-LF SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $55.17
    Original price $55.17 - Original price $55.17
    Original price $55.17
    Current price $42.65
    $42.65 - $42.65
    Current price $42.65

    HORN, COMPACT, LOW FREQUENCY, WALL, WHITE

    Original price $55.17
    Original price $55.17 - Original price $55.17
    Original price $55.17
    Current price $42.65
    $42.65 - $42.65
    Current price $42.65
    Sold out
  • HGWL-LF-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $580.48 - Original price $580.48
    Original price
    $580.48
    $580.48 - $580.48
    Current price $580.48

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

    Original price $580.48 - Original price $580.48
    Original price
    $580.48
    $580.48 - $580.48
    Current price $580.48
    Sold out
  • HR-LF SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $54.19 - Original price $54.19
    Original price
    $54.19
    $54.19 - $54.19
    Current price $54.19
    DISCONTINUED

    LOW FREQUENCY SOUNDER, RED

    Original price $54.19 - Original price $54.19
    Original price
    $54.19
    $54.19 - $54.19
    Current price $54.19
    Sold out
  • HRK SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $43.49 - Original price $43.49
    Original price
    $43.49
    $43.49 - $43.49
    Current price $43.49
    DISCONTINUED

    HORN ONLY, 12 OR 24 VOLT, RED, WALL MOUNT, OUTDOOR, INCLUDES BACKBOX

    Original price $43.49 - Original price $43.49
    Original price
    $43.49
    $43.49 - $43.49
    Current price $43.49
    Sold out
  • HRL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $26.74 - Original price $26.74
    Original price
    $26.74
    $26.74 - $26.74
    Current price $26.74

    Horn, Wall Mount, No Marking, Red

    Original price $26.74 - Original price $26.74
    Original price
    $26.74
    $26.74 - $26.74
    Current price $26.74
    Sold out
  • HRL-LF SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $66.52
    Original price $66.52 - Original price $66.52
    Original price $66.52
    Current price $59.87
    $59.87 - $59.87
    Current price $59.87

    Low-frequency sounder, 15, 30, 75, 95,..110, 135, 185 cd, wall, red

    Original price $66.52
    Original price $66.52 - Original price $66.52
    Original price $66.52
    Current price $59.87
    $59.87 - $59.87
    Current price $59.87
    Save $6.65 Save $0.00
  • HRL-LF-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $633.67 - Original price $633.67
    Original price
    $633.67
    $633.67 - $633.67
    Current price $633.67

    LOW-FREQUENCY SOUNDER, 15, 30, 75, 95, 110, 135, 185 CD, WALL, RED - BULK PACK of 10 UNITS

    Original price $633.67 - Original price $633.67
    Original price
    $633.67
    $633.67 - $633.67
    Current price $633.67
    Sold out
  • HW-LF SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $55.00 - Original price $55.00
    Original price
    $55.00
    $55.00 - $55.00
    Current price $55.00

    SOUNDERS, LOW FREQUENCY, 2-WIRE, 12/24V, INDOOR, WALL MOUNT, WHITE

    Original price $55.00 - Original price $55.00
    Original price
    $55.00
    $55.00 - $55.00
    Current price $55.00
    Sold out
  • HWL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $29.09
    Original price $29.09 - Original price $29.09
    Original price $29.09
    Current price $21.68
    $21.68 - $21.68
    Current price $21.68

    HORN, WHITE, WALL MOUNT

    Original price $29.09
    Original price $29.09 - Original price $29.09
    Original price $29.09
    Current price $21.68
    $21.68 - $21.68
    Current price $21.68
    Save $7.41 Save $0.00
  • HWL-LF SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $66.09 - Original price $66.09
    Original price
    $66.09
    $66.09 - $66.09
    Current price $66.09

    Low-frequency sounder, 15, 30, 75, 95,..110, 135, 185 cd, wall, white

    Original price $66.09 - Original price $66.09
    Original price
    $66.09
    $66.09 - $66.09
    Current price $66.09
    Sold out
  • HWL-LF-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $499.11 - Original price $499.11
    Original price
    $499.11
    $499.11 - $499.11
    Current price $499.11

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

    Original price $499.11 - Original price $499.11
    Original price
    $499.11
    $499.11 - $499.11
    Current price $499.11
    Sold out
  • IM-10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $344.19 - Original price $344.19
    Original price
    $344.19
    $344.19 - $344.19
    Current price $344.19

    Ten Input Monitor Addressable Module..Supports N/O Contact Inputs Only..Configurable for Any Input Type..

    Original price $344.19 - Original price $344.19
    Original price
    $344.19
    $344.19 - $344.19
    Current price $344.19
    Sold out
  • ISO-6 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $365.03
    Original price $365.03 - Original price $365.03
    Original price $365.03
    Current price $328.53
    $328.53 - $328.53
    Current price $328.53

    SIX CIRCUIT ISOLATOR MODULE

    Original price $365.03
    Original price $365.03 - Original price $365.03
    Original price $365.03
    Current price $328.53
    $328.53 - $328.53
    Current price $328.53
    Save $36.50 Save $0.00
  • LENS-A SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $15.65
    Original price $15.65 - Original price $15.65
    Original price $15.65
    Current price $9.59
    $9.59 - $9.59
    Current price $9.59
    DISCONTINUED

    WALL STROBE LENS ATTACHMENT, AMBER

    Original price $15.65
    Original price $15.65 - Original price $15.65
    Original price $15.65
    Current price $9.59
    $9.59 - $9.59
    Current price $9.59
    Save $6.06 Save $0.00
  • LENS-A3 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $10.56 - Original price $10.56
    Original price
    $10.56
    $10.56 - $10.56
    Current price $10.56
    DISCONTINUED

    LED LENS; AMBER; WALL/CEILING

    Original price $10.56 - Original price $10.56
    Original price
    $10.56
    $10.56 - $10.56
    Current price $10.56
    Sold out
  • LENS-AC SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $12.79
    Original price $12.79 - Original price $12.79
    Original price $12.79
    Current price $6.76
    $6.76 - $6.76
    Current price $6.76
    DISCONTINUED

    CEILING STROBE LENS ATTACHMENT, AMBER

    Original price $12.79
    Original price $12.79 - Original price $12.79
    Original price $12.79
    Current price $6.76
    $6.76 - $6.76
    Current price $6.76
    Save $6.03 Save $0.00
  • LENS-B3 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $10.34 - Original price $10.34
    Original price
    $10.34
    $10.34 - $10.34
    Current price $10.34
    DISCONTINUED

    LED LENS; BLUE; WALL/CEILING

    Original price $10.34 - Original price $10.34
    Original price
    $10.34
    $10.34 - $10.34
    Current price $10.34
    Sold out
  • LENS-BC2 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $15.65
    Original price $15.65 - Original price $15.65
    Original price $15.65
    Current price $9.59
    $9.59 - $9.59
    Current price $9.59
    DISCONTINUED

    CEILING BLUE LENS

    Original price $15.65
    Original price $15.65 - Original price $15.65
    Original price $15.65
    Current price $9.59
    $9.59 - $9.59
    Current price $9.59
    Save $6.06 Save $0.00
  • LENS-G2 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $13.89
    Original price $13.89 - Original price $13.89
    Original price $13.89
    Current price $8.00
    $8.00 - $8.00
    Current price $8.00
    DISCONTINUED

    WALL GREEN LENS

    Original price $13.89
    Original price $13.89 - Original price $13.89
    Original price $13.89
    Current price $8.00
    $8.00 - $8.00
    Current price $8.00
    Save $5.89 Save $0.00
  • LENS-G3 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $10.19 - Original price $10.19
    Original price
    $10.19
    $10.19 - $10.19
    Current price $10.19
    DISCONTINUED

    LED LENS; GREEN; WALL/CEILING

    Original price $10.19 - Original price $10.19
    Original price
    $10.19
    $10.19 - $10.19
    Current price $10.19
    Sold out
  • LENS-GC2 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $14.51
    Original price $14.51 - Original price $14.51
    Original price $14.51
    Current price $8.56
    $8.56 - $8.56
    Current price $8.56
    DISCONTINUED

    CEILING GREEN LENS

    Original price $14.51
    Original price $14.51 - Original price $14.51
    Original price $14.51
    Current price $8.56
    $8.56 - $8.56
    Current price $8.56
    Save $5.95 Save $0.00
  • LENS-R SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $15.65
    Original price $15.65 - Original price $15.65
    Original price $15.65
    Current price $10.65
    $10.65 - $10.65
    Current price $10.65
    DISCONTINUED

    Wall Strobe Lens Attachment, Red

    Original price $15.65
    Original price $15.65 - Original price $15.65
    Original price $15.65
    Current price $10.65
    $10.65 - $10.65
    Current price $10.65
    Sold out
  • LENS-R3 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $12.05 - Original price $12.05
    Original price
    $12.05
    $12.05 - $12.05
    Current price $12.05

    LED LENS; RED; WALL/CEILING

    Original price $12.05 - Original price $12.05
    Original price
    $12.05
    $12.05 - $12.05
    Current price $12.05
    Sold out
  • M02-04-00 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $6.06 - Original price $6.06
    Original price
    $6.06
    $6.06 - $6.06
    Current price $6.06

    TEST MAGNET ONLY.

    Original price $6.06 - Original price $6.06
    Original price
    $6.06
    $6.06 - $6.06
    Current price $6.06
    Sold out
  • M500DM SYSTEM SENSOR

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

    DUAL CLASS B MONITOR MODULE

    Original price $17.83 - Original price $17.83
    Original price
    $17.83
    $17.83 - $17.83
    Current price $17.83
    Sold out
  • M500X SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $77.10 - Original price $77.10
    Original price
    $77.10
    $77.10 - $77.10
    Current price $77.10

    Line Isolator Module. Mounts in 4" Square Back Electrical Box by others

    Original price $77.10 - Original price $77.10
    Original price
    $77.10
    $77.10 - $77.10
    Current price $77.10
    Sold out
  • MDL3R SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $66.39 - Original price $66.39
    Original price
    $66.39
    $66.39 - $66.39
    Current price $66.39

    SYNC CIRCUIT MODULE, 12 OR 24 VDC, RED

    Original price $66.39 - Original price $66.39
    Original price
    $66.39
    $66.39 - $66.39
    Current price $66.39
    Sold out
  • MHR SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $16.05 - Original price $16.05
    Original price
    $16.05
    $16.05 - $16.05
    Current price $16.05

    MINI HORN, RED

    Original price $16.05 - Original price $16.05
    Original price
    $16.05
    $16.05 - $16.05
    Current price $16.05
    Sold out
  • MHW SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $24.76
    Original price $24.76 - Original price $24.76
    Original price $24.76
    Current price $17.78
    $17.78 - $17.78
    Current price $17.78

    MINI HORN, WHITE

    Original price $24.76
    Original price $24.76 - Original price $24.76
    Original price $24.76
    Current price $17.78
    $17.78 - $17.78
    Current price $17.78
    Save $6.98 Save $0.00
  • MP120KL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $37.41 - Original price $37.41
    Original price
    $37.41
    $37.41 - $37.41
    Current price $37.41

    120VAC ADAPTER

    Original price $37.41 - Original price $37.41
    Original price
    $37.41
    $37.41 - $37.41
    Current price $37.41
    Sold out
  • MWBBCW SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $52.59
    Original price $52.59 - Original price $52.59
    Original price $52.59
    Current price $42.83
    $42.83 - $42.83
    Current price $42.83

    CEILING, METAL WEATHERPROOF BACK BOX, WHITE

    Original price $52.59
    Original price $52.59 - Original price $52.59
    Original price $52.59
    Current price $42.83
    $42.83 - $42.83
    Current price $42.83
    Save $9.76 Save $0.00
  • MWBBW SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $48.24
    Original price $48.24 - Original price $48.24
    Original price $48.24
    Current price $38.92
    $38.92 - $38.92
    Current price $38.92

    WALL, METAL WEATHERPROOF BACK BOX, WHITE

    Original price $48.24
    Original price $48.24 - Original price $48.24
    Original price $48.24
    Current price $38.92
    $38.92 - $38.92
    Current price $38.92
    Save $9.32 Save $0.00
  • OSI-R-SS SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $694.29
    Original price $694.29 - Original price $694.29
    Original price $694.29
    Current price $557.29
    $557.29 - $557.29
    Current price $557.29

    CONVENTIONAL SINGLE-ENDED REFLECTIVE IMAGING BEAM SMOKE DETECTOR

    Original price $694.29
    Original price $694.29 - Original price $694.29
    Original price $694.29
    Current price $557.29
    $557.29 - $557.29
    Current price $557.29
    Save $137.00 Save $0.00