Skip to content
100%
Behind what we sell,
by offering one year warranty
SAME DAY SHIPPING
CUT-OFF TIME 3PM EST
LET US BE YOUR  NEXT SECURITY  PARTNER
LET US BE YOUR  NEXT SECURITY PARTNER

Language

SYSTEM SENSOR

  • B300-6 SYSTEM SENSOR

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

    6� BASE LOW-PROFILE, STANDARD FLANGED, WHITE

    Original price $10.16 - Original price $10.16
    Original price
    $10.16
    $10.16 - $10.16
    Current price $10.16
    Sold out
  • COSMO-2W SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $158.97 - Original price $158.97
    Original price
    $158.97
    $158.97 - $158.97
    Current price $158.97

    i4 Series combination CO/Smoke detector is a 2-Wire carbon monoxide (CO) and smoke detection technology in a single, system-connected device.

    Original price $158.97 - Original price $158.97
    Original price
    $158.97
    $158.97 - $158.97
    Current price $158.97
    Sold out
  • COSMO-4W SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $167.46
    Original price $167.46 - Original price $167.46
    Original price $167.46
    Current price $147.36
    $147.36 - $147.36
    Current price $147.36

    4-Wire CO/Smoke Detector

    Original price $167.46
    Original price $167.46 - Original price $167.46
    Original price $167.46
    Current price $147.36
    $147.36 - $147.36
    Current price $147.36
    Sold out
  • DNR SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $110.82 - Original price $110.82
    Original price
    $110.82
    $110.82 - $110.82
    Current price $110.82

    INNOVAIRFLEX INTELLIGENT DUCT DETECTOR, NON-RELAY, DOES NOT INCLUDE HEAD

    Original price $110.82 - Original price $110.82
    Original price
    $110.82
    $110.82 - $110.82
    Current price $110.82
    Sold out
  • 4W-B SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $51.87 - Original price $51.87
    Original price
    $51.87
    $51.87 - $51.87
    Current price $51.87

    4-wire Photoelectric i3 Smoke Detector

    Original price $51.87 - Original price $51.87
    Original price
    $51.87
    $51.87 - $51.87
    Current price $51.87
    Sold out
  • OSI-R-SS SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $835.04 - Original price $835.04
    Original price
    $835.04
    $835.04 - $835.04
    Current price $835.04

    CONVENTIONAL SINGLE-ENDED REFLECTIVE IMAGING BEAM SMOKE DETECTOR

    Original price $835.04 - Original price $835.04
    Original price
    $835.04
    $835.04 - $835.04
    Current price $835.04
    Sold out
  • P2RK SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $109.63 - Original price $109.63
    Original price
    $109.63
    $109.63 - $109.63
    Current price $109.63
    DISCONTINUED

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

    Original price $109.63 - Original price $109.63
    Original price
    $109.63
    $109.63 - $109.63
    Current price $109.63
    Sold out
  • SPSWK SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $214.20
    Original price $214.20 - Original price $214.20
    Original price $214.20
    Current price $175.61
    $175.61 - $175.61
    Current price $175.61

    WALL, OUTDOOR, WHITE, SELECTABLE CANDELA, SPEAKER/STROBE

    Original price $214.20
    Original price $214.20 - Original price $214.20
    Original price $214.20
    Current price $175.61
    $175.61 - $175.61
    Current price $175.61
    Sold out
  • 2D51 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $88.66 - Original price $88.66
    Original price
    $88.66
    $88.66 - $88.66
    Current price $88.66

    4- WIRE DUCT PHOTO DETECTOR HEAD

    Original price $88.66 - Original price $88.66
    Original price
    $88.66
    $88.66 - $88.66
    Current price $88.66
    Sold out
  • 2W-B SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $48.83 - Original price $48.83
    Original price
    $48.83
    $48.83 - $48.83
    Current price $48.83

    i3 smoke detector, 2-wire photoelectric with base

    Original price $48.83 - Original price $48.83
    Original price
    $48.83
    $48.83 - $48.83
    Current price $48.83
    Sold out
  • W-USB SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $251.93 - Original price $251.93
    Original price
    $251.93
    $251.93 - $251.93
    Current price $251.93

    SOFTWARE INTERFACE (VIA USB PORT) FOR COMPUTERS RUNNING THE SWIFT TOOLS PROGRAMMING UTILITY.

    Original price $251.93 - Original price $251.93
    Original price
    $251.93
    $251.93 - $251.93
    Current price $251.93
    Sold out
  • 2WTA-B SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $85.10
    Original price $85.10 - Original price $85.10
    Original price $85.10
    Current price $74.89
    $74.89 - $74.89
    Current price $74.89

    2-Wire Photoelectric Smoke Detector

    Original price $85.10
    Original price $85.10 - Original price $85.10
    Original price $85.10
    Current price $74.89
    $74.89 - $74.89
    Current price $74.89
    Sold out
  • COSMOD2W SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $78.17 - Original price $78.17
    Original price
    $78.17
    $78.17 - $78.17
    Current price $78.17

    2W I4 INTERFACE MODULE

    Original price $78.17 - Original price $78.17
    Original price
    $78.17
    $78.17 - $78.17
    Current price $78.17
    Sold out
  • P2RL-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $853.32 - Original price $853.32
    Original price
    $853.32
    $853.32 - $853.32
    Current price $853.32
    DISCONTINUED

    HORN STROBE 2W RED WALL; 10 PACK

    Original price $853.32 - Original price $853.32
    Original price
    $853.32
    $853.32 - $853.32
    Current price $853.32
    Sold out
  • DST5 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $23.49
    Original price $23.49 - Original price $23.49
    Original price $23.49
    Current price $20.54
    $20.54 - $20.54
    Current price $20.54

    STEEL SAMPLING TUBE 5'

    Original price $23.49
    Original price $23.49 - Original price $23.49
    Original price $23.49
    Current price $20.54
    $20.54 - $20.54
    Current price $20.54
    Sold out
  • 5151 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $46.38 - Original price $46.38
    Original price
    $46.38
    $46.38 - $46.38
    Current price $46.38

    100 SERIES PLUG-IN TERMINAL

    Original price $46.38 - Original price $46.38
    Original price
    $46.38
    $46.38 - $46.38
    Current price $46.38
    Sold out
  • B200S-LF-WH SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $106.58 - Original price $106.58
    Original price
    $106.58
    $106.58 - $106.58
    Current price $106.58

    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 $106.58 - Original price $106.58
    Original price
    $106.58
    $106.58 - $106.58
    Current price $106.58
    Sold out
  • B110LP SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $17.93 - Original price $17.93
    Original price
    $17.93
    $17.93 - $17.93
    Current price $17.93

    Base, 2-Wire, Low-Profile, Flanged, 12/24VDC

    Original price $17.93 - Original price $17.93
    Original price
    $17.93
    $17.93 - $17.93
    Current price $17.93
    Sold out
  • HWL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $30.90 - Original price $30.90
    Original price
    $30.90
    $30.90 - $30.90
    Current price $30.90

    HORN, WHITE, WALL MOUNT

    Original price $30.90 - Original price $30.90
    Original price
    $30.90
    $30.90 - $30.90
    Current price $30.90
    Sold out
  • WFD20N SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $226.71 - Original price $226.71
    Original price
    $226.71
    $226.71 - $226.71
    Current price $226.71

    2” WATERFLOW DETECTOR, SCHEDULE 10/40

    Original price $226.71 - Original price $226.71
    Original price
    $226.71
    $226.71 - $226.71
    Current price $226.71
    Sold out
  • SPSRHK SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $193.79 - Original price $193.79
    Original price
    $193.79
    $193.79 - $193.79
    Current price $193.79

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

    Original price $193.79 - Original price $193.79
    Original price
    $193.79
    $193.79 - $193.79
    Current price $193.79
    Sold out
  • 2WTR-B SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $82.63 - Original price $82.63
    Original price
    $82.63
    $82.63 - $82.63
    Current price $82.63

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

    Original price $82.63 - Original price $82.63
    Original price
    $82.63
    $82.63 - $82.63
    Current price $82.63
    Sold out
  • P2RHK-120 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $156.19 - Original price $156.19
    Original price
    $156.19
    $156.19 - $156.19
    Current price $156.19

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

    Original price $156.19 - Original price $156.19
    Original price
    $156.19
    $156.19 - $156.19
    Current price $156.19
    Sold out
  • WFD60N SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $237.17 - Original price $237.17
    Original price
    $237.17
    $237.17 - $237.17
    Current price $237.17

    WATERFLOW DETECTOR 6"

    Original price $237.17 - Original price $237.17
    Original price
    $237.17
    $237.17 - $237.17
    Current price $237.17
    Sold out
  • R-20E SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $63.10 - Original price $63.10
    Original price
    $63.10
    $63.10 - $63.10
    Current price $63.10

    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 $63.10 - Original price $63.10
    Original price
    $63.10
    $63.10 - $63.10
    Current price $63.10
    Sold out
  • OSY2 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $201.97 - Original price $201.97
    Original price
    $201.97
    $201.97 - $201.97
    Current price $201.97

    OUSIDE SCREW AND YOKE VALVE SUPERVISORY SWITCH

    Original price $201.97 - Original price $201.97
    Original price
    $201.97
    $201.97 - $201.97
    Current price $201.97
    Sold out
  • D4S SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $155.15 - Original price $155.15
    Original price
    $155.15
    $155.15 - $155.15
    Current price $155.15

    INNOVAIRFLEX 4-WIRE CONVENTIONAL SENSOR ONLY COMPONENT

    Original price $155.15 - Original price $155.15
    Original price
    $155.15
    $155.15 - $155.15
    Current price $155.15
    Sold out
  • D4120W SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $364.00 - Original price $364.00
    Original price
    $364.00
    $364.00 - $364.00
    Current price $364.00

    Watertight 4-Wire Duct Smoke Detector

    Original price $364.00 - Original price $364.00
    Original price
    $364.00
    $364.00 - $364.00
    Current price $364.00
    Sold out
  • B200S-WH SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $85.74 - Original price $85.74
    Original price
    $85.74
    $85.74 - $85.74
    Current price $85.74

    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 $85.74 - Original price $85.74
    Original price
    $85.74
    $85.74 - $85.74
    Current price $85.74
    Sold out
  • 4WT-B SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $73.28 - Original price $73.28
    Original price
    $73.28
    $73.28 - $73.28
    Current price $73.28

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

    Original price $73.28 - Original price $73.28
    Original price
    $73.28
    $73.28 - $73.28
    Current price $73.28
    Sold out
  • DST3 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $18.58
    Original price $18.58 - Original price $18.58
    Original price $18.58
    Current price $16.35
    $16.35 - $16.35
    Current price $16.35

    STEEL SAMPLING TUBE 3'

    Original price $18.58
    Original price $18.58 - Original price $18.58
    Original price $18.58
    Current price $16.35
    $16.35 - $16.35
    Current price $16.35
    Sold out
  • P2RLED SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $66.21 - Original price $66.21
    Original price
    $66.21
    $66.21 - $66.21
    Current price $66.21

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

    Original price $66.21 - Original price $66.21
    Original price
    $66.21
    $66.21 - $66.21
    Current price $66.21
    Sold out
  • P4RL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $112.52 - Original price $112.52
    Original price
    $112.52
    $112.52 - $112.52
    Current price $112.52

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

    Original price $112.52 - Original price $112.52
    Original price
    $112.52
    $112.52 - $112.52
    Current price $112.52
    Sold out
  • SCWLED-CLR-ALERT SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $78.40 - Original price $78.40
    Original price
    $78.40
    $78.40 - $78.40
    Current price $78.40

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

    Original price $78.40 - Original price $78.40
    Original price
    $78.40
    $78.40 - $78.40
    Current price $78.40
    Sold out
  • M500DM SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $25.31 - Original price $25.31
    Original price
    $25.31
    $25.31 - $25.31
    Current price $25.31

    DUAL CLASS B MONITOR MODULE

    Original price $25.31 - Original price $25.31
    Original price
    $25.31
    $25.31 - $25.31
    Current price $25.31
    Sold out
  • B114LP SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $145.64
    Original price $145.64 - Original price $145.64
    Original price $145.64
    Current price $128.17
    $128.17 - $128.17
    Current price $128.17

    BASE 6.0" 4W RLY (FIRELITE)

    Original price $145.64
    Original price $145.64 - Original price $145.64
    Original price $145.64
    Current price $128.17
    $128.17 - $128.17
    Current price $128.17
    Sold out
  • PC2RK SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $118.78 - Original price $118.78
    Original price
    $118.78
    $118.78 - $118.78
    Current price $118.78
    DISCONTINUED

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

    Original price $118.78 - Original price $118.78
    Original price
    $118.78
    $118.78 - $118.78
    Current price $118.78
    Sold out
  • SPWL-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $371.95 - Original price $371.95
    Original price
    $371.95
    $371.95 - $371.95
    Current price $371.95

    SPEAKER WHITE WALL; 10 PACK

    Original price $371.95 - Original price $371.95
    Original price
    $371.95
    $371.95 - $371.95
    Current price $371.95
    Sold out
  • SSV120-6 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $61.15
    Original price $61.15 - Original price $61.15
    Original price $61.15
    Current price $53.81
    $53.81 - $53.81
    Current price $53.81

    BELL 6'' 120VAC

    Original price $61.15
    Original price $61.15 - Original price $61.15
    Original price $61.15
    Current price $53.81
    $53.81 - $53.81
    Current price $53.81
    Sold out
  • HGRL-LF SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $82.54 - Original price $82.54
    Original price
    $82.54
    $82.54 - $82.54
    Current price $82.54

    WALL, HORN, COMPACT, LOW FREQUENCY, RED

    Original price $82.54 - Original price $82.54
    Original price
    $82.54
    $82.54 - $82.54
    Current price $82.54
    Sold out
  • B200S SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $116.84
    Original price $116.84 - Original price $116.84
    Original price $116.84
    Current price $115.73
    $115.73 - $115.73
    Current price $115.73

    Addressable, Synchronizable, Intelligent Sounder base designed for new and existing dwelling unit applications.

    Original price $116.84
    Original price $116.84 - Original price $116.84
    Original price $116.84
    Current price $115.73
    $115.73 - $115.73
    Current price $115.73
    Sold out
  • 5624 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $41.08 - Original price $41.08
    Original price
    $41.08
    $41.08 - $41.08
    Current price $41.08

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

    Original price $41.08 - Original price $41.08
    Original price
    $41.08
    $41.08 - $41.08
    Current price $41.08
    Sold out
  • SPSRLED-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $1,128.92 - Original price $1,128.92
    Original price
    $1,128.92
    $1,128.92 - $1,128.92
    Current price $1,128.92

    System Sensor, LED L-Series, Indoor Speaker/Strobe, Red (pack of 10)

    Original price $1,128.92 - Original price $1,128.92
    Original price
    $1,128.92
    $1,128.92 - $1,128.92
    Current price $1,128.92
    Sold out
  • B401 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $14.35 - Original price $14.35
    Original price
    $14.35
    $14.35 - $14.35
    Current price $14.35
    DISCONTINUED

    DETECTOR BASE STANDARD TWO WIRE BASE

    Original price $14.35 - Original price $14.35
    Original price
    $14.35
    $14.35 - $14.35
    Current price $14.35
    Sold out
  • P2RL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $78.74 - Original price $78.74
    Original price
    $78.74
    $78.74 - $78.74
    Current price $78.74
    DISCONTINUED

    HORN STROBE 2W RED WALL

    Original price $78.74 - Original price $78.74
    Original price
    $78.74
    $78.74 - $78.74
    Current price $78.74
    Sold out
  • SPSCWL-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $908.54 - Original price $908.54
    Original price
    $908.54
    $908.54 - $908.54
    Current price $908.54
    DISCONTINUED

    SPEAKER/STROBE, CEILING, MULTI-CANDELA 15, 30, 75, 95, 115, 150, 177 CD, WHITE - BULK PACK OF 10 UNITS

    Original price $908.54 - Original price $908.54
    Original price
    $908.54
    $908.54 - $908.54
    Current price $908.54
    Sold out
  • P2RHK SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $118.64 - Original price $118.64
    Original price
    $118.64
    $118.64 - $118.64
    Current price $118.64
    DISCONTINUED

    HORN/STROBE HI-CANDELA WEATHERPROOF

    Original price $118.64 - Original price $118.64
    Original price
    $118.64
    $118.64 - $118.64
    Current price $118.64
    Sold out
  • SRK SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $79.62
    Original price $79.62 - Original price $79.62
    Original price $79.62
    Current price $79.61
    $79.61 - $79.61
    Current price $79.61
    DISCONTINUED

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

    Original price $79.62
    Original price $79.62 - Original price $79.62
    Original price $79.62
    Current price $79.61
    $79.61 - $79.61
    Current price $79.61
    Sold out