Skip to content
LET US BE YOUR  NEXT SECURITY  PARTNER
LET US BE YOUR  NEXT SECURITY PARTNER

Language

Country

SYSTEM SENSOR

  • 2151 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $53.23 - Original price $53.23
    Original price
    $53.23
    $53.23 - $53.23
    Current price $53.23
    DISCONTINUED

    Smoke Detector Head, Photo, Low-Profile

    Original price $53.23 - Original price $53.23
    Original price
    $53.23
    $53.23 - $53.23
    Current price $53.23
    Sold out
  • 2D51 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $81.32 - Original price $81.32
    Original price
    $81.32
    $81.32 - $81.32
    Current price $81.32

    4- WIRE DUCT PHOTO DETECTOR HEAD

    Original price $81.32 - Original price $81.32
    Original price
    $81.32
    $81.32 - $81.32
    Current price $81.32
    Sold out
  • 2W-B SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $44.81 - Original price $44.81
    Original price
    $44.81
    $44.81 - $44.81
    Current price $44.81

    i3 smoke detector, 2-wire photoelectric with base

    Original price $44.81 - Original price $44.81
    Original price
    $44.81
    $44.81 - $44.81
    Current price $44.81
    Sold out
  • 2WT-B SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $50.14
    Original price $50.14 - Original price $50.14
    Original price $50.14
    Current price $40.21
    $40.21 - $40.21
    Current price $40.21

    I³ PHOTO DETECTOR, 2-WIRE, 12/24 VDC, PHOTO THERMAL

    Original price $50.14
    Original price $50.14 - Original price $50.14
    Original price $50.14
    Current price $40.21
    $40.21 - $40.21
    Current price $40.21
    Sold out
  • 2WTA-B SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $64.06
    Original price $64.06 - Original price $64.06
    Original price $64.06
    Current price $60.06
    $60.06 - $60.06
    Current price $60.06

    2-Wire Photoelectric Smoke Detector

    Original price $64.06
    Original price $64.06 - Original price $64.06
    Original price $64.06
    Current price $60.06
    $60.06 - $60.06
    Current price $60.06
    Sold out
  • 2WTR-B SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $58.21
    Original price $58.21 - Original price $58.21
    Original price $58.21
    Current price $52.45
    $52.45 - $52.45
    Current price $52.45

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

    Original price $58.21
    Original price $58.21 - Original price $58.21
    Original price $58.21
    Current price $52.45
    $52.45 - $52.45
    Current price $52.45
    Sold out
  • 4W-B SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $41.35
    Original price $41.35 - Original price $41.35
    Original price $41.35
    Current price $37.22
    $37.22 - $37.22
    Current price $37.22

    4-wire Photoelectric i3 Smoke Detector

    Original price $41.35
    Original price $41.35 - Original price $41.35
    Original price $41.35
    Current price $37.22
    $37.22 - $37.22
    Current price $37.22
    Sold out
  • 4WT-B SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $54.59
    Original price $54.59 - Original price $54.59
    Original price $54.59
    Current price $48.25
    $48.25 - $48.25
    Current price $48.25

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

    Original price $54.59
    Original price $54.59 - Original price $54.59
    Original price $54.59
    Current price $48.25
    $48.25 - $48.25
    Current price $48.25
    Sold out
  • 4WTA-B SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $86.52 - Original price $86.52
    Original price
    $86.52
    $86.52 - $86.52
    Current price $86.52

    Photoelectric Smoke and Heat Detector / Sounder

    Original price $86.52 - Original price $86.52
    Original price
    $86.52
    $86.52 - $86.52
    Current price $86.52
  • 4WTAR-B SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $103.73 - Original price $103.73
    Original price
    $103.73
    $103.73 - $103.73
    Current price $103.73

    I3 PHOTO DETECTOR, PLUG-IN, 4-WIRE, 12/24 VDC, 135 °F THERMAL, TEMPORAL 85 DBA SOUNDER, FORM-C RELAY.

    Original price $103.73 - Original price $103.73
    Original price
    $103.73
    $103.73 - $103.73
    Current price $103.73
  • 4WTR-B SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $79.33
    Original price $79.33 - Original price $79.33
    Original price $79.33
    Current price $76.49
    $76.49 - $76.49
    Current price $76.49

    4-wire, photoelectric i3 smoke detector with thermal sensor and Form C relay.

    Original price $79.33
    Original price $79.33 - Original price $79.33
    Original price $79.33
    Current price $76.49
    $76.49 - $76.49
    Current price $76.49
    Sold out
  • 5151 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $34.48
    Original price $34.48 - Original price $34.48
    Original price $34.48
    Current price $29.18
    $29.18 - $29.18
    Current price $29.18

    100 SERIES PLUG-IN TERMINAL

    Original price $34.48
    Original price $34.48 - Original price $34.48
    Original price $34.48
    Current price $29.18
    $29.18 - $29.18
    Current price $29.18
    Save $5.30 Save $0.00
  • 5251H SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $110.58 - Original price $110.58
    Original price
    $110.58
    $110.58 - $110.58
    Current price $110.58

    ADDRESSABLE HEAT DETECTOR HEAD, 190F FIXED, REQUIRES BASE

    Original price $110.58 - Original price $110.58
    Original price
    $110.58
    $110.58 - $110.58
    Current price $110.58
  • 5601P SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $16.73
    Original price $16.73 - Original price $16.73
    Original price $16.73
    Current price $15.06
    $15.06 - $15.06
    Current price $15.06

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

    Original price $16.73
    Original price $16.73 - Original price $16.73
    Original price $16.73
    Current price $15.06
    $15.06 - $15.06
    Current price $15.06
    Save $1.67 Save $0.00
  • 5602 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $21.15
    Original price $21.15 - Original price $21.15
    Original price $21.15
    Current price $16.15
    $16.15 - $16.15
    Current price $16.15

    SINGLE CIRCUIT 194"F(90"C) RATE OF RISE AND FIXED TEMP

    Original price $21.15
    Original price $21.15 - Original price $21.15
    Original price $21.15
    Current price $16.15
    $16.15 - $16.15
    Current price $16.15
    Sold out
  • 5603 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $16.48
    Original price $16.48 - Original price $16.48
    Original price $16.48
    Current price $15.65
    $15.65 - $15.65
    Current price $15.65

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

    Original price $16.48
    Original price $16.48 - Original price $16.48
    Original price $16.48
    Current price $15.65
    $15.65 - $15.65
    Current price $15.65
    Sold out
  • 5604 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $18.81 - Original price $18.81
    Original price
    $18.81
    $18.81 - $18.81
    Current price $18.81

    194 °F (90° C) fixed temperature.

    Original price $18.81 - Original price $18.81
    Original price
    $18.81
    $18.81 - $18.81
    Current price $18.81
    Sold out
  • 5621 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $39.09
    Original price $39.09 - Original price $39.09
    Original price $39.09
    Current price $35.18
    $35.18 - $35.18
    Current price $35.18

    135°F FIXED TEMPERATURE

    Original price $39.09
    Original price $39.09 - Original price $39.09
    Original price $39.09
    Current price $35.18
    $35.18 - $35.18
    Current price $35.18
    Save $3.91 Save $0.00
  • 5622 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $36.16
    Original price $36.16 - Original price $36.16
    Original price $36.16
    Current price $31.16
    $31.16 - $31.16
    Current price $31.16

    DUAL CIRCUITE 194°F FIXED TEMPERATURE RATE OF RISE

    Original price $36.16
    Original price $36.16 - Original price $36.16
    Original price $36.16
    Current price $31.16
    $31.16 - $31.16
    Current price $31.16
    Save $5.00 Save $0.00
  • 5623 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $37.94
    Original price $37.94 - Original price $37.94
    Original price $37.94
    Current price $32.94
    $32.94 - $32.94
    Current price $32.94

    135°F FIXED HEAT DETECTOR TEMP ONLY

    Original price $37.94
    Original price $37.94 - Original price $37.94
    Original price $37.94
    Current price $32.94
    $32.94 - $32.94
    Current price $32.94
    Save $5.00 Save $0.00
  • 5624 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $33.94
    Original price $33.94 - Original price $33.94
    Original price $33.94
    Current price $28.94
    $28.94 - $28.94
    Current price $28.94

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

    Original price $33.94
    Original price $33.94 - Original price $33.94
    Original price $33.94
    Current price $28.94
    $28.94 - $28.94
    Current price $28.94
    Save $5.00 Save $0.00
  • 6500-MMK-US SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $167.89 - Original price $167.89
    Original price
    $167.89
    $167.89 - $167.89
    Current price $167.89

    MULTI MOUNT KIT

    Original price $167.89 - Original price $167.89
    Original price
    $167.89
    $167.89 - $167.89
    Current price $167.89
    Sold out
  • 72377B-801 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $304.19 - Original price $304.19
    Original price
    $304.19
    $304.19 - $304.19
    Current price $304.19

    WALL / POLE MOUNTING BRACKET FOR TCPA-10 SERIES

    Original price $304.19 - Original price $304.19
    Original price
    $304.19
    $304.19 - $304.19
    Current price $304.19
    Sold out
  • A77-01-02 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $44.99
    Original price $44.99 - Original price $44.99
    Original price $44.99
    Current price $39.99
    $39.99 - $39.99
    Current price $39.99

    Replacement terminal block kit for WFD series waterflow detectors.

    Original price $44.99
    Original price $44.99 - Original price $44.99
    Original price $44.99
    Current price $39.99
    $39.99 - $39.99
    Current price $39.99
    Save $5.00 Save $0.00
  • B110RLP SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $23.85
    Original price $23.85 - Original price $23.85
    Original price $23.85
    Current price $18.84
    $18.84 - $18.84
    Current price $18.84
    DISCONTINUED

    B110RLP is a 2-wire base with a 470 Ohm current limiting resistor for use with 100 Series smoke detectors.

    Original price $23.85
    Original price $23.85 - Original price $23.85
    Original price $23.85
    Current price $18.84
    $18.84 - $18.84
    Current price $18.84
    Sold out
  • B114LP SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $106.13 - Original price $106.13
    Original price
    $106.13
    $106.13 - $106.13
    Current price $106.13

    BASE 6.0" 4W RLY (FIRELITE)

    Original price $106.13 - Original price $106.13
    Original price
    $106.13
    $106.13 - $106.13
    Current price $106.13
  • B114LPBT SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $87.87 - Original price $87.87
    Original price
    $87.87
    $87.87 - $87.87
    Current price $87.87

    BASE 6.0" FOR 2151

    Original price $87.87 - Original price $87.87
    Original price
    $87.87
    $87.87 - $87.87
    Current price $87.87
    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
  • B200S-IV SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $82.30 - Original price $82.30
    Original price
    $82.30
    $82.30 - $82.30
    Current price $82.30
    DISCONTINUED

    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 $82.30 - Original price $82.30
    Original price
    $82.30
    $82.30 - $82.30
    Current price $82.30
    Sold out
  • B200S-LF-IV SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $111.31
    Original price $111.31 - Original price $111.31
    Original price $111.31
    Current price $100.18
    $100.18 - $100.18
    Current price $100.18
    DISCONTINUED

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

    View full details
    Original price $111.31
    Original price $111.31 - Original price $111.31
    Original price $111.31
    Current price $100.18
    $100.18 - $100.18
    Current price $100.18
    Save $11.13 Save $0.00
  • B200S-LF-WH SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $92.29 - Original price $92.29
    Original price
    $92.29
    $92.29 - $92.29
    Current price $92.29

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

    View full details
    Original price $92.29 - Original price $92.29
    Original price
    $92.29
    $92.29 - $92.29
    Current price $92.29
  • B200S-WH SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $61.69 - Original price $61.69
    Original price
    $61.69
    $61.69 - $61.69
    Current price $61.69

    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 $61.69 - Original price $61.69
    Original price
    $61.69
    $61.69 - $61.69
    Current price $61.69
    Sold out
  • B200SR-LF-IV SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $131.97 - Original price $131.97
    Original price
    $131.97
    $131.97 - $131.97
    Current price $131.97
    DISCONTINUED

    Addressable Low Frequency Sounder Base, Ivory

    Original price $131.97 - Original price $131.97
    Original price
    $131.97
    $131.97 - $131.97
    Current price $131.97
  • B200SR-LF-WH SYSTEM SENSOR

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

    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
    $99.54 - $99.54
    Current price $99.54
  • B200SR-WH SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $79.46
    Original price $79.46 - Original price $79.46
    Original price $79.46
    Current price $68.43
    $68.43 - $68.43
    Current price $68.43

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

    Original price $79.46
    Original price $79.46 - Original price $79.46
    Original price $79.46
    Current price $68.43
    $68.43 - $68.43
    Current price $68.43
    Save $11.03 Save $0.00
  • B224BI SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $50.26
    Original price $50.26 - Original price $50.26
    Original price $50.26
    Current price $45.26
    $45.26 - $45.26
    Current price $45.26
    DISCONTINUED

    INTELLIGENT ISOLATOR BASE

    Original price $50.26
    Original price $50.26 - Original price $50.26
    Original price $50.26
    Current price $45.26
    $45.26 - $45.26
    Current price $45.26
    Save $5.00 Save $0.00
  • B224BI-IV SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $21.64
    Original price $21.64 - Original price $21.64
    Original price $21.64
    Current price $16.64
    $16.64 - $16.64
    Current price $16.64
    DISCONTINUED

    ISOLATOR BASE; IVORY

    Original price $21.64
    Original price $21.64 - Original price $21.64
    Original price $21.64
    Current price $16.64
    $16.64 - $16.64
    Current price $16.64
    Save $5.00 Save $0.00
  • B224BI-WH SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $52.06
    Original price $52.06 - Original price $52.06
    Original price $52.06
    Current price $47.06
    $47.06 - $47.06
    Current price $47.06

    INTELLIGENT ISOLATOR BASE; WHITE

    Original price $52.06
    Original price $52.06 - Original price $52.06
    Original price $52.06
    Current price $47.06
    $47.06 - $47.06
    Current price $47.06
    Save $5.00 Save $0.00
  • B224RB SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $50.39
    Original price $50.39 - Original price $50.39
    Original price $50.39
    Current price $45.39
    $45.39 - $45.39
    Current price $45.39
    DISCONTINUED

    SENSOR INTELLIGENT RELAY BASE

    Original price $50.39
    Original price $50.39 - Original price $50.39
    Original price $50.39
    Current price $45.39
    $45.39 - $45.39
    Current price $45.39
    Save $5.00 Save $0.00
  • B224RB-IV SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $42.69
    Original price $42.69 - Original price $42.69
    Original price $42.69
    Current price $37.69
    $37.69 - $37.69
    Current price $37.69
    DISCONTINUED

    INTELLIGENT RELAY BASE; IVORY

    Original price $42.69
    Original price $42.69 - Original price $42.69
    Original price $42.69
    Current price $37.69
    $37.69 - $37.69
    Current price $37.69
    Save $5.00 Save $0.00
  • B224RB-WH SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $48.27
    Original price $48.27 - Original price $48.27
    Original price $48.27
    Current price $43.44
    $43.44 - $43.44
    Current price $43.44

    REPLACEMENT FOR B224RB

    Original price $48.27
    Original price $48.27 - Original price $48.27
    Original price $48.27
    Current price $43.44
    $43.44 - $43.44
    Current price $43.44
    Sold out
  • B300-6 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $7.16
    Original price $7.16 - Original price $7.16
    Original price $7.16
    Current price $6.91
    $6.91 - $6.91
    Current price $6.91

    6" BASE LOW-PROFILE, STANDARD FLANGED, WHITE

    Original price $7.16
    Original price $7.16 - Original price $7.16
    Original price $7.16
    Current price $6.91
    $6.91 - $6.91
    Current price $6.91
    Sold out
  • B300-6-IV SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $9.16
    Original price $9.16 - Original price $9.16
    Original price $9.16
    Current price $8.24
    $8.24 - $8.24
    Current price $8.24
    DISCONTINUED

    6" BASE; IVORY

    Original price $9.16
    Original price $9.16 - Original price $9.16
    Original price $9.16
    Current price $8.24
    $8.24 - $8.24
    Current price $8.24
    Save $0.92 Save $0.00
  • B401BR SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $25.80
    Original price $25.80 - Original price $25.80
    Original price $25.80
    Current price $20.80
    $20.80 - $20.80
    Current price $20.80
    DISCONTINUED

    Plug-in detector BaseCompatible with detectors 1451 / 2451 / 2451TH

    Original price $25.80
    Original price $25.80 - Original price $25.80
    Original price $25.80
    Current price $20.80
    $20.80 - $20.80
    Current price $20.80
    Save $5.00 Save $0.00
  • B406B SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $31.20 - Original price $31.20
    Original price
    $31.20
    $31.20 - $31.20
    Current price $31.20
    DISCONTINUED

    Conventional Plug-In Detector BaseCompatible with detectors 1451 / 2451 / 2451TH / 5451

    Original price $31.20 - Original price $31.20
    Original price
    $31.20
    $31.20 - $31.20
    Current price $31.20
    Sold out
  • B501 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $9.16
    Original price $9.16 - Original price $9.16
    Original price $9.16
    Current price $4.16
    $4.16 - $4.16
    Current price $4.16
    DISCONTINUED

    INTELLIGENT DETECTOR BASE WITHOUT FLANGE; IVORY; SOLD WITHOUT INDIVIDUAL PACKAGING.

    Original price $9.16
    Original price $9.16 - Original price $9.16
    Original price $9.16
    Current price $4.16
    $4.16 - $4.16
    Current price $4.16
    Save $5.00 Save $0.00
  • B501-IV SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $22.38
    Original price $22.38 - Original price $22.38
    Original price $22.38
    Current price $14.88
    $14.88 - $14.88
    Current price $14.88
    DISCONTINUED

    INTELLIGENT 4" DETECTOR BASE, WITHOUT FLANGE, IVORY

    Original price $22.38
    Original price $22.38 - Original price $22.38
    Original price $22.38
    Current price $14.88
    $14.88 - $14.88
    Current price $14.88
    Save $7.50 Save $0.00
  • B501-WH SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $10.16
    Original price $10.16 - Original price $10.16
    Original price $10.16
    Current price $5.16
    $5.16 - $5.16
    Current price $5.16

    INTELLIGENT DETECTOR BASES WITHOUT FLANGE

    Original price $10.16
    Original price $10.16 - Original price $10.16
    Original price $10.16
    Current price $5.16
    $5.16 - $5.16
    Current price $5.16
    Save $5.00 Save $0.00