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SYSTEM SENSOR

  • SPCWL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $33.74
    Original price $33.74 - Original price $33.74
    Original price $33.74
    Current price $30.72
    $30.72 - $30.72
    Current price $30.72

    SPEAKER WHITE CEILING

    Original price $33.74
    Original price $33.74 - Original price $33.74
    Original price $33.74
    Current price $30.72
    $30.72 - $30.72
    Current price $30.72
    Sold out
  • SBBSPWL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $22.79
    Original price $22.79 - Original price $22.79
    Original price $22.79
    Current price $21.19
    $21.19 - $21.19
    Current price $21.19

    WALL SPEAKER SURFACE MOUNT BACK BOX, WHITE

    Original price $22.79
    Original price $22.79 - Original price $22.79
    Original price $22.79
    Current price $21.19
    $21.19 - $21.19
    Current price $21.19
    Save $1.60 Save $0.00
  • SB-10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $11.97 - Original price $11.97
    Original price
    $11.97
    $11.97 - $11.97
    Current price $11.97

    SURFACE-MOUNT BACK BOX FOR PULL STATIONS

    Original price $11.97 - Original price $11.97
    Original price
    $11.97
    $11.97 - $11.97
    Current price $11.97
    Sold out
  • REL-2.2K SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $17.28
    Original price $17.28 - Original price $17.28
    Original price $17.28
    Current price $16.07
    $16.07 - $16.07
    Current price $16.07

    End of line Resistor; 2.2K with Leads

    Original price $17.28
    Original price $17.28 - Original price $17.28
    Original price $17.28
    Current price $16.07
    $16.07 - $16.07
    Current price $16.07
    Save $1.21 Save $0.00
  • RA100Z SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $22.84
    Original price $22.84 - Original price $22.84
    Original price $22.84
    Current price $21.24
    $21.24 - $21.24
    Current price $21.24

    REMOTE LED. MOUNTS TO SINGLE GANG BOX.

    Original price $22.84
    Original price $22.84 - Original price $22.84
    Original price $22.84
    Current price $21.24
    $21.24 - $21.24
    Current price $21.24
    Save $1.60 Save $0.00
  • R-10E SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $28.94 - Original price $28.94
    Original price
    $28.94
    $28.94 - $28.94
    Current price $28.94

    SINGLE RELAY

    Original price $28.94 - Original price $28.94
    Original price
    $28.94
    $28.94 - $28.94
    Current price $28.94
    Sold out
  • P4WL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $79.22
    Original price $79.22 - Original price $79.22
    Original price $79.22
    Current price $73.67
    $73.67 - $73.67
    Current price $73.67

    HORN STROBE, 4W, WHITE, WALL, 12/24 V

    Original price $79.22
    Original price $79.22 - Original price $79.22
    Original price $79.22
    Current price $73.67
    $73.67 - $73.67
    Current price $73.67
    Save $5.55 Save $0.00
  • P2WL-LF SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $109.82
    Original price $109.82 - Original price $109.82
    Original price $109.82
    Current price $102.13
    $102.13 - $102.13
    Current price $102.13

    COMBO 2W WALL LOW FREQUENCY WHT

    Original price $109.82
    Original price $109.82 - Original price $109.82
    Original price $109.82
    Current price $102.13
    $102.13 - $102.13
    Current price $102.13
    Save $7.69 Save $0.00
  • MDL3R SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $66.39
    Original price $66.39 - Original price $66.39
    Original price $66.39
    Current price $61.74
    $61.74 - $61.74
    Current price $61.74

    SYNC CIRCUIT MODULE, 12 OR 24 VDC, RED

    Original price $66.39
    Original price $66.39 - Original price $66.39
    Original price $66.39
    Current price $61.74
    $61.74 - $61.74
    Current price $61.74
    Save $4.65 Save $0.00
  • M02-04-00 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $6.06
    Original price $6.06 - Original price $6.06
    Original price $6.06
    Current price $5.64
    $5.64 - $5.64
    Current price $5.64

    TEST MAGNET ONLY.

    Original price $6.06
    Original price $6.06 - Original price $6.06
    Original price $6.06
    Current price $5.64
    $5.64 - $5.64
    Current price $5.64
    Save $0.42 Save $0.00
  • LENS-GC2 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $9.51
    Original price $9.51 - Original price $9.51
    Original price $9.51
    Current price $8.84
    $8.84 - $8.84
    Current price $8.84
    DISCONTINUED

    CEILING GREEN LENS

    Original price $9.51
    Original price $9.51 - Original price $9.51
    Original price $9.51
    Current price $8.84
    $8.84 - $8.84
    Current price $8.84
    Save $0.67 Save $0.00
  • LENS-G2 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $8.89
    Original price $8.89 - Original price $8.89
    Original price $8.89
    Current price $8.27
    $8.27 - $8.27
    Current price $8.27
    DISCONTINUED

    WALL GREEN LENS

    Original price $8.89
    Original price $8.89 - Original price $8.89
    Original price $8.89
    Current price $8.27
    $8.27 - $8.27
    Current price $8.27
    Save $0.62 Save $0.00
  • LENS-BC2 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $10.65
    Original price $10.65 - Original price $10.65
    Original price $10.65
    Current price $9.90
    $9.90 - $9.90
    Current price $9.90
    DISCONTINUED

    CEILING BLUE LENS

    Original price $10.65
    Original price $10.65 - Original price $10.65
    Original price $10.65
    Current price $9.90
    $9.90 - $9.90
    Current price $9.90
    Save $0.75 Save $0.00
  • ISO-6 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $368.76
    Original price $368.76 - Original price $368.76
    Original price $368.76
    Current price $342.95
    $342.95 - $342.95
    Current price $342.95

    SIX CIRCUIT ISOLATOR MODULE

    Original price $368.76
    Original price $368.76 - Original price $368.76
    Original price $368.76
    Current price $342.95
    $342.95 - $342.95
    Current price $342.95
    Save $25.81 Save $0.00
  • HRL-LF SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $66.52
    Original price $66.52 - Original price $66.52
    Original price $66.52
    Current price $61.86
    $61.86 - $61.86
    Current price $61.86

    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 $61.86
    $61.86 - $61.86
    Current price $61.86
    Save $4.66 Save $0.00
  • HR-LF SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $54.19
    Original price $54.19 - Original price $54.19
    Original price $54.19
    Current price $50.40
    $50.40 - $50.40
    Current price $50.40
    DISCONTINUED

    LOW FREQUENCY SOUNDER, RED

    Original price $54.19
    Original price $54.19 - Original price $54.19
    Original price $54.19
    Current price $50.40
    $50.40 - $50.40
    Current price $50.40
    Save $3.79 Save $0.00
  • HGWL-LF SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $55.17
    Original price $55.17 - Original price $55.17
    Original price $55.17
    Current price $51.31
    $51.31 - $51.31
    Current price $51.31

    HORN, COMPACT, LOW FREQUENCY, WALL, WHITE

    Original price $55.17
    Original price $55.17 - Original price $55.17
    Original price $55.17
    Current price $51.31
    $51.31 - $51.31
    Current price $51.31
    Save $3.86 Save $0.00
  • HCWL-LF SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $58.15
    Original price $58.15 - Original price $58.15
    Original price $58.15
    Current price $56.08
    $56.08 - $56.08
    Current price $56.08

    HORN CEIL LOW FREQUENCY WHT

    Original price $58.15
    Original price $58.15 - Original price $58.15
    Original price $58.15
    Current price $56.08
    $56.08 - $56.08
    Current price $56.08
    Save $2.07 Save $0.00
  • EPS40-2 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $114.57
    Original price $114.57 - Original price $114.57
    Original price $114.57
    Current price $106.55
    $106.55 - $106.55
    Current price $106.55

    Pressure Switch, Includes Two SPDT Switch

    Original price $114.57
    Original price $114.57 - Original price $114.57
    Original price $114.57
    Current price $106.55
    $106.55 - $106.55
    Current price $106.55
    Save $8.02 Save $0.00
  • DNRW SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $163.76 - Original price $163.76
    Original price
    $163.76
    $163.76 - $163.76
    Current price $163.76

    INNOVAIRFLEX DUCT DETECTOR, NON-RELAY, WATERTIGHT (HEAD NOT INCLUDED)

    Original price $163.76 - Original price $163.76
    Original price
    $163.76
    $163.76 - $163.76
    Current price $163.76
    Sold out
  • D4P120 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $115.38
    Original price $115.38 - Original price $115.38
    Original price $115.38
    Current price $107.30
    $107.30 - $107.30
    Current price $107.30

    4WIRE PHOTOELECTRIC PWR BOARD

    Original price $115.38
    Original price $115.38 - Original price $115.38
    Original price $115.38
    Current price $107.30
    $107.30 - $107.30
    Current price $107.30
    Save $8.08 Save $0.00
  • D4120 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $186.50 - Original price $186.50
    Original price
    $186.50
    $186.50 - $186.50
    Current price $186.50

    InnovairFlex 4-wire conventional photoelectric duct detector, includes 2D51 detector.

    Original price $186.50 - Original price $186.50
    Original price
    $186.50
    $186.50 - $186.50
    Current price $186.50
    Sold out
  • D2 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $161.91 - Original price $161.91
    Original price
    $161.91
    $161.91 - $161.91
    Current price $161.91

    INNOVAIRFLEX D2 2-Wire Photoelectric Duct..

    Original price $161.91 - Original price $161.91
    Original price
    $161.91
    $161.91 - $161.91
    Current price $161.91
    Sold out
  • CHRL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $34.96
    Original price $34.96 - Original price $34.96
    Original price $34.96
    Current price $32.51
    $32.51 - $32.51
    Current price $32.51

    L-Series, red, wall-mountable, chime that is unmarked.

    Original price $34.96
    Original price $34.96 - Original price $34.96
    Original price $34.96
    Current price $32.51
    $32.51 - $32.51
    Current price $32.51
    Save $2.45 Save $0.00
  • BZWC-AL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $53.98
    Original price $53.98 - Original price $53.98
    Original price $53.98
    Current price $50.20
    $50.20 - $50.20
    Current price $50.20

    CEILING WHITE BEZEL KIT ALERT; 5 PER UNIT

    Original price $53.98
    Original price $53.98 - Original price $53.98
    Original price $53.98
    Current price $50.20
    $50.20 - $50.20
    Current price $50.20
    Save $3.78 Save $0.00
  • BEAMSMK SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $32.75
    Original price $32.75 - Original price $32.75
    Original price $32.75
    Current price $30.46
    $30.46 - $30.46
    Current price $30.46

    PROJECTED BEAM SMOKE DETECTOR SURFACE MOUNT KIT

    Original price $32.75
    Original price $32.75 - Original price $32.75
    Original price $32.75
    Current price $30.46
    $30.46 - $30.46
    Current price $30.46
    Save $2.29 Save $0.00
  • B224RB SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $45.39
    Original price $45.39 - Original price $45.39
    Original price $45.39
    Current price $42.21
    $42.21 - $42.21
    Current price $42.21
    DISCONTINUED

    SENSOR INTELLIGENT RELAY BASE

    Original price $45.39
    Original price $45.39 - Original price $45.39
    Original price $45.39
    Current price $42.21
    $42.21 - $42.21
    Current price $42.21
    Save $3.18 Save $0.00
  • B224BI SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $45.26
    Original price $45.26 - Original price $45.26
    Original price $45.26
    Current price $42.09
    $42.09 - $42.09
    Current price $42.09
    DISCONTINUED

    INTELLIGENT ISOLATOR BASE

    Original price $45.26
    Original price $45.26 - Original price $45.26
    Original price $45.26
    Current price $42.09
    $42.09 - $42.09
    Current price $42.09
    Save $3.17 Save $0.00
  • B224BI-WH SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $47.06
    Original price $47.06 - Original price $47.06
    Original price $47.06
    Current price $43.77
    $43.77 - $43.77
    Current price $43.77

    INTELLIGENT ISOLATOR BASE; WHITE

    Original price $47.06
    Original price $47.06 - Original price $47.06
    Original price $47.06
    Current price $43.77
    $43.77 - $43.77
    Current price $43.77
    Save $3.29 Save $0.00
  • B200SR-LF-WH SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $99.54
    Original price $99.54 - Original price $99.54
    Original price $99.54
    Current price $92.57
    $92.57 - $92.57
    Current price $92.57

    INTELLIGENT LOW-FREQUENCY PLUG-IN SUNDER BASE WITH ANSI TEMPORAL 3 OR CONTINOUS TONE; WHITE

    Original price $99.54
    Original price $99.54 - Original price $99.54
    Original price $99.54
    Current price $92.57
    $92.57 - $92.57
    Current price $92.57
    Save $6.97 Save $0.00
  • A77-01-02 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $39.99
    Original price $39.99 - Original price $39.99
    Original price $39.99
    Current price $37.19
    $37.19 - $37.19
    Current price $37.19

    Replacement terminal block kit for WFD series waterflow detectors.

    Original price $39.99
    Original price $39.99 - Original price $39.99
    Original price $39.99
    Current price $37.19
    $37.19 - $37.19
    Current price $37.19
    Save $2.80 Save $0.00
  • 5604 SYSTEM SENSOR

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

    194 °F (90° C) fixed temperature.

    Original price $16.22 - Original price $16.22
    Original price
    $16.22
    $16.22 - $16.22
    Current price $16.22
    Sold out
  • 4WTA-B SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $70.76 - Original price $70.76
    Original price
    $70.76
    $70.76 - $70.76
    Current price $70.76

    Photoelectric Smoke and Heat Detector / Sounder

    Original price $70.76 - Original price $70.76
    Original price
    $70.76
    $70.76 - $70.76
    Current price $70.76
    Sold out