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  • SS2425LD-EN STI

    STI
    Original price $61.15 - Original price $61.15
    Original price
    $61.15
    $61.15 - $61.15
    Current price $61.15

    "Key-to-Reset Illuminated ; Momentary Illuminated ; Turn-to-Reset Illuminated" ; BLUE ; LOCKDOWN

    Original price $61.15 - Original price $61.15
    Original price
    $61.15
    $61.15 - $61.15
    Current price $61.15
    Sold out
  • SS2429LD-EN STI

    STI
    Original price $61.15 - Original price $61.15
    Original price
    $61.15
    $61.15 - $61.15
    Current price $61.15

    "Key-to-Reset Illuminated ; Momentary Illuminated ; Turn-to-Reset Illuminated" ; BLUE ; LOCKDOWN

    Original price $61.15 - Original price $61.15
    Original price
    $61.15
    $61.15 - $61.15
    Current price $61.15
    Sold out
  • SSD-C SIEMENS

    SIEMENS
    Original price $970.47 - Original price $970.47
    Original price
    $970.47
    $970.47 - $970.47
    Current price $970.47

    Lcd Display Module (Part# 500-648733)

    Original price $970.47 - Original price $970.47
    Original price
    $970.47
    $970.47 - $970.47
    Current price $970.47
    Sold out
  • SSU-55000-335DCT SPACE AGE

    SPACE AGE
    Original price $79.78 - Original price $79.78
    Original price
    $79.78
    $79.78 - $79.78
    Current price $79.78

    Duct Smoke Detector Replacement Head

    Original price $79.78 - Original price $79.78
    Original price
    $79.78
    $79.78 - $79.78
    Current price $79.78
    Sold out
  • SSU-MR-199X-14C SPACE AGE

    SPACE AGE
    Original price $79.02 - Original price $79.02
    Original price
    $79.02
    $79.02 - $79.02
    Current price $79.02
    DISCONTINUED

    RELAY CABINET GREY 120VAC DPDT 30A 2HP

    Original price $79.02 - Original price $79.02
    Original price
    $79.02
    $79.02 - $79.02
    Current price $79.02
    Sold out
  • SSU-MR-608/T SPACE AGE

    SPACE AGE
    Original price $122.56
    Original price $122.56 - Original price $122.56
    Original price $122.56
    Current price $122.55
    $122.55 - $122.55
    Current price $122.55

    RELAY Q8 TRK 24VAC/DC 10A SPDT HOA SWITCH ULR

    Original price $122.56
    Original price $122.56 - Original price $122.56
    Original price $122.56
    Current price $122.55
    $122.55 - $122.55
    Current price $122.55
    Sold out
  • SSU-SL-2000-P SPACE AGE

    SPACE AGE
    Original price $151.62
    Original price $151.62 - Original price $151.62
    Original price $151.62
    Current price $150.49
    $150.49 - $150.49
    Current price $150.49

    DUCT SMOKE DETECTOR PHOTOELECT UNI VOLTAGE 4 WIRE LOW-FLOW

    Original price $151.62
    Original price $151.62 - Original price $151.62
    Original price $151.62
    Current price $150.49
    $150.49 - $150.49
    Current price $150.49
    Sold out
  • SSU00625 SPACE AGE

    SPACE AGE
    Original price $170.47 - Original price $170.47
    Original price
    $170.47
    $170.47 - $170.47
    Current price $170.47

    DSB DRAWING STORAGE BOX 36", RED, CAT-30, SIZE 6"X37", 4" DIA DOC

    Original price $170.47 - Original price $170.47
    Original price
    $170.47
    $170.47 - $170.47
    Current price $170.47
    Sold out
  • SSU00626-C SPACE AGE

    SPACE AGE
    Original price $245.05
    Original price $245.05 - Original price $245.05
    Original price $245.05
    Current price $245.04
    $245.04 - $245.04
    Current price $245.04

    DSB DRAWING STORAGE BOX 36" CUST (B SIZE 6"X37", 4" DIA DOC, BLACK

    Original price $245.05
    Original price $245.05 - Original price $245.05
    Original price $245.05
    Current price $245.04
    $245.04 - $245.04
    Current price $245.04
    Sold out
  • SSU00651 SPACE AGE

    SPACE AGE
    Original price $276.22
    Original price $276.22 - Original price $276.22
    Original price $276.22
    Current price $275.68
    $275.68 - $275.68
    Current price $275.68

    TCX/A 64 PT. TERMINAL CAB (RED A SIZE INDOOR SURFACE RED

    Original price $276.22
    Original price $276.22 - Original price $276.22
    Original price $276.22
    Current price $275.68
    $275.68 - $275.68
    Current price $275.68
    Sold out
  • SSU00656 SPACE AGE

    SPACE AGE
    Original price $131.31 - Original price $131.31
    Original price
    $131.31
    $131.31 - $131.31
    Current price $131.31

    AC2 ACCESSORY CABINET ENCL(RED 14" X 14" X 3 1/4"D RED

    Original price $131.31 - Original price $131.31
    Original price
    $131.31
    $131.31 - $131.31
    Current price $131.31
    Sold out
  • SSV120-6 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $44.50 - Original price $44.50
    Original price
    $44.50
    $44.50 - $44.50
    Current price $44.50

    Product Overview The System Sensor SSM and SSV series are reliable alarm bells designed for fire, burglary, and other signaling systems. These devi...

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    Original price $44.50 - Original price $44.50
    Original price
    $44.50
    $44.50 - $44.50
    Current price $44.50
    Sold out
  • ST-50 SIEMENS

    SIEMENS
    Original price $33.68 - Original price $33.68
    Original price
    $33.68
    $33.68 - $33.68
    Current price $33.68

    5 FT SAMPLING TUBE (Part# 500-649712)

    Original price $33.68 - Original price $33.68
    Original price
    $33.68
    $33.68 - $33.68
    Current price $33.68
    Sold out
  • ST-75-CW-WP SIEMENS

    SIEMENS
    Original price $134.43 - Original price $134.43
    Original price
    $134.43
    $134.43 - $134.43
    Current price $134.43

    Weatherproof Ceiling Mount Strobe

    Original price $134.43 - Original price $134.43
    Original price
    $134.43
    $134.43 - $134.43
    Current price $134.43
    Sold out
  • ST-75-W-WP SIEMENS

    SIEMENS
    Original price $87.01
    Original price $87.01 - Original price $87.01
    Original price $87.01
    Current price $82.89
    $82.89 - $82.89
    Current price $82.89
    DISCONTINUED

    Weatherproof Wall Mount Strobe

    Original price $87.01
    Original price $87.01 - Original price $87.01
    Original price $87.01
    Current price $82.89
    $82.89 - $82.89
    Current price $82.89
    Sold out
  • ST-HMC-R-WP SIEMENS

    SIEMENS
    Original price $91.85 - Original price $91.85
    Original price
    $91.85
    $91.85 - $91.85
    Current price $91.85

    STROBE HI MULTI CANDELA WALL RED (Part# 500-636179)

    Original price $91.85 - Original price $91.85
    Original price
    $91.85
    $91.85 - $91.85
    Current price $91.85
    Sold out
  • ST-MC-RETRO-R SIEMENS

    SIEMENS
    Original price $92.93 - Original price $92.93
    Original price
    $92.93
    $92.93 - $92.93
    Current price $92.93

    Strobe Multi-Candela Red Retro Plate

    Original price $92.93 - Original price $92.93
    Original price
    $92.93
    $92.93 - $92.93
    Current price $92.93
    Sold out
  • STI SS2138EX-EN

    STI
    Original price $223.35 - Original price $223.35
    Original price
    $223.35
    $223.35 - $223.35
    Current price $223.35

    Product Overview The Stopper Station pneumatic push button is designed for reliable emergency exit and security applications. It features a flush-m...

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    Original price $223.35 - Original price $223.35
    Original price
    $223.35
    $223.35 - $223.35
    Current price $223.35
    Sold out
  • STI-1221A4X STI

    STI
    Original price $83.88 - Original price $83.88
    Original price
    $83.88
    $83.88 - $83.88
    Current price $83.88

    Strobe Damage Stopper w/Enc Bkbx, 4" Deep NEMA 4X

    Original price $83.88 - Original price $83.88
    Original price
    $83.88
    $83.88 - $83.88
    Current price $83.88
    Sold out
  • STI-1225 STI

    STI
    Original price $37.13 - Original price $37.13
    Original price
    $37.13
    $37.13 - $37.13
    Current price $37.13

    Stopper Dome for Strobe, Fl Mt

    Original price $37.13 - Original price $37.13
    Original price
    $37.13
    $37.13 - $37.13
    Current price $37.13
    Sold out
  • STI-1229-HAZ STI

    STI
    Original price $78.37 - Original price $78.37
    Original price
    $78.37
    $78.37 - $78.37
    Current price $78.37

    Stopper Dome for Strobe w/Enc Bkbx - NEMA 4X Hazardous Locations

    Original price $78.37 - Original price $78.37
    Original price
    $78.37
    $78.37 - $78.37
    Current price $78.37
    Sold out
  • STI-14220FR STI

    STI
    Original price $91.51 - Original price $91.51
    Original price
    $91.51
    $91.51 - $91.51
    Current price $91.51

    Universal Stopper Low Profile Cover w/Spacer, Horn, Red Housing, Fire Label

    Original price $91.51 - Original price $91.51
    Original price
    $91.51
    $91.51 - $91.51
    Current price $91.51
    Sold out
  • STI-3004 STI

    STI
    Original price $5.35 - Original price $5.35
    Original price
    $5.35
    $5.35 - $5.35
    Current price $5.35

    Rigid Conduit Gasket (3/4" pipe) for Stopper II & Weather Stopper

    Original price $5.35 - Original price $5.35
    Original price
    $5.35
    $5.35 - $5.35
    Current price $5.35
    Sold out
  • STI-3104 STI

    STI
    Original price $26.60 - Original price $26.60
    Original price
    $26.60
    $26.60 - $26.60
    Current price $26.60

    Conduit Spacer, for 3/4" rigid pipe, incl. STI-3004, Clear for Stopper II & Weather Stopper

    Original price $26.60 - Original price $26.60
    Original price
    $26.60
    $26.60 - $26.60
    Current price $26.60
    Sold out
  • STI-4130 STI

    STI
    Original price $46.04 - Original price $46.04
    Original price
    $46.04
    $46.04 - $46.04
    Current price $46.04

    Break Glass Stopper Large w/Red Conduit Spacer (SUB-900-R)

    Original price $46.04 - Original price $46.04
    Original price
    $46.04
    $46.04 - $46.04
    Current price $46.04
    Sold out
  • STI-6720 STI

    STI
    Original price $28.22 - Original price $28.22
    Original price
    $28.22
    $28.22 - $28.22
    Current price $28.22

    Keys Under Plexiglas

    Original price $28.22 - Original price $28.22
    Original price
    $28.22
    $28.22 - $28.22
    Current price $28.22
    Sold out
  • STI-7511C STI

    STI
    Original price $51.66 - Original price $51.66
    Original price
    $51.66
    $51.66 - $51.66
    Current price $51.66

    Polycarbonate Enclosure w/Open Bkbx for Fl Mt Apps & Exterior Thumb Lock

    Original price $51.66 - Original price $51.66
    Original price
    $51.66
    $51.66 - $51.66
    Current price $51.66
    Sold out
  • STI-7551 STI

    STI
    Original price $585.32 - Original price $585.32
    Original price
    $585.32
    $585.32 - $585.32
    Current price $585.32

    LOCKABLE ENCLOSURE, INTERNAL DIMENSIONS 24.7 L X 19.7W X 7.3D, WITH THUMB LOCK

    Original price $585.32 - Original price $585.32
    Original price
    $585.32
    $585.32 - $585.32
    Current price $585.32
    Sold out
  • STI-9621 STI

    STI
    Original price $32.09 - Original price $32.09
    Original price
    $32.09
    $32.09 - $32.09
    Current price $32.09

    Motion Detector Damage Stopper 7.00 X 5.75 X 4.50"

    Original price $32.09 - Original price $32.09
    Original price
    $32.09
    $32.09 - $32.09
    Current price $32.09
    Sold out
  • STI-9713 STI

    STI
    Original price $30.10 - Original price $30.10
    Original price
    $30.10
    $30.10 - $30.10
    Current price $30.10

    Steel Web Stopper for Photoelectric Smoke Detector, Fl Mt

    Original price $30.10 - Original price $30.10
    Original price
    $30.10
    $30.10 - $30.10
    Current price $30.10
    Sold out
  • STI-9717 STI

    STI
    Original price $29.89 - Original price $29.89
    Original price
    $29.89
    $29.89 - $29.89
    Current price $29.89

    Speaker/Strobe Damage Stopper, Fl Mt (Not UL Listed)

    Original price $29.89 - Original price $29.89
    Original price
    $29.89
    $29.89 - $29.89
    Current price $29.89
    Sold out
  • STI-9729 STI

    STI
    Original price $57.79 - Original price $57.79
    Original price
    $57.79
    $57.79 - $57.79
    Current price $57.79

    7" x 7" x 7", Wire Cage

    Original price $57.79 - Original price $57.79
    Original price
    $57.79
    $57.79 - $57.79
    Current price $57.79
    Sold out
  • STI-EM111504 STI

    STI
    Original price $55.69 - Original price $55.69
    Original price
    $55.69
    $55.69 - $55.69
    Current price $55.69

    Metal Protective Cabinet

    Original price $55.69 - Original price $55.69
    Original price
    $55.69
    $55.69 - $55.69
    Current price $55.69
    Sold out
  • STI-EM151804 STI

    STI
    Original price $72.40 - Original price $72.40
    Original price
    $72.40
    $72.40 - $72.40
    Current price $72.40

    Metal Protective Cabinet; Must buy in Multiples of 2

    Original price $72.40 - Original price $72.40
    Original price
    $72.40
    $72.40 - $72.40
    Current price $72.40
    Sold out
  • STI-SA5600-B STI

    STI
    Original price $50.46 - Original price $50.46
    Original price
    $50.46
    $50.46 - $50.46
    Current price $50.46

    Select-Alert Siren/Strobe - Rectangle, Blue

    Original price $50.46 - Original price $50.46
    Original price
    $50.46
    $50.46 - $50.46
    Current price $50.46
    Sold out
  • SW SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $21.00 - Original price $21.00
    Original price
    $21.00
    $21.00 - $21.00
    Current price $21.00

    STROBE, STANDARD CD, WHITE

    Original price $21.00 - Original price $21.00
    Original price
    $21.00
    $21.00 - $21.00
    Current price $21.00
    Sold out
  • SWLED-P SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $52.63
    Original price $52.63 - Original price $52.63
    Original price $52.63
    Current price $47.63
    $47.63 - $47.63
    Current price $47.63

    Product Overview The System Sensor L-Series LED Strobes deliver enhanced performance, flexibility, and energy efficiency for indoor notification ap...

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    Original price $52.63
    Original price $52.63 - Original price $52.63
    Original price $52.63
    Current price $47.63
    $47.63 - $47.63
    Current price $47.63
    Sold out
  • System Sensor 2W-B

    SYSTEM SENSOR
    Original price $44.80 - Original price $44.80
    Original price
    $44.80
    $44.80 - $44.80
    Current price $44.80

    Product Overview The i3 series detectors feature a plug-in design with pre-wirable bases, large wire entry ports, and in-line SEMS terminals for ne...

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    Original price $44.80 - Original price $44.80
    Original price
    $44.80
    $44.80 - $44.80
    Current price $44.80
    Sold out
  • SYSTEM SENSOR 4W-B

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

    Product OverviewThe System Sensor i3 4W-B is a 4-wire smoke detector that exemplifies the i3 series’ core principles: installation ease, intelligen...

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    Original price $41.35 - Original price $41.35
    Original price
    $41.35
    $41.35 - $41.35
    Current price $41.35
    Sold out
  • System Sensor 4WT-B

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

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

    Original price $50.26 - Original price $50.26
    Original price
    $50.26
    $50.26 - $50.26
    Current price $50.26
    Sold out
  • SYSTEM SENSOR 4WTR-B

    SYSTEM SENSOR
    Original price $77.97 - Original price $77.97
    Original price
    $77.97
    $77.97 - $77.97
    Current price $77.97

    Product OverviewThe System Sensor i3 4WTR-B is a 4-wire smoke detector with integrated sounder and relay, designed to deliver easy installation, in...

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    Original price $77.97 - Original price $77.97
    Original price
    $77.97
    $77.97 - $77.97
    Current price $77.97
    Sold out
  • SYSTEM SENSOR 5601P

    SYSTEM SENSOR
    Original price $17.46 - Original price $17.46
    Original price
    $17.46
    $17.46 - $17.46
    Current price $17.46

    Product OverviewThe System Sensor 5600 series provides a versatile range of thermal detectors suitable for various applications. Models are availab...

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    Original price $17.46 - Original price $17.46
    Original price
    $17.46
    $17.46 - $17.46
    Current price $17.46
    Sold out
  • System Sensor 5603

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

    Product OverviewThe System Sensor 5600 series offers a versatile line of mechanical heat detectors suitable for a wide range of applications. Avail...

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    Original price $15.65 - Original price $15.65
    Original price
    $15.65
    $15.65 - $15.65
    Current price $15.65
    Sold out
  • System Sensor 5622

    SYSTEM SENSOR
    Original price $33.81 - Original price $33.81
    Original price
    $33.81
    $33.81 - $33.81
    Current price $33.81

    Product OverviewThe 5600 series provides a versatile lineup of mechanical heat detectors designed to support a wide variety of applications. Models...

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    Original price $33.81 - Original price $33.81
    Original price
    $33.81
    $33.81 - $33.81
    Current price $33.81
    Sold out
  • SYSTEM SENSOR 5624

    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

    Product OverviewThe 5600 series mechanical heat detectors provide versatile solutions for a wide range of applications. Available in single- and du...

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    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
    Sold out
  • SYSTEM SENSOR B114LP

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

    Product OverviewThe B114LP detector base is designed for use with System Sensor 2151 photoelectric and 1151 ionization detector heads. This 4-wire ...

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    Original price $106.13 - Original price $106.13
    Original price
    $106.13
    $106.13 - $106.13
    Current price $106.13
    Sold out
  • System Sensor B200S-LF-WH

    SYSTEM SENSOR
    Original price $85.37 - Original price $85.37
    Original price
    $85.37
    $85.37 - $85.37
    Current price $85.37

    Product OverviewThe B200S-LF-WH and B200S-LF-IV low-frequency sounder bases are designed for use with addressable detector heads. Compatible sensor...

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    Original price $85.37 - Original price $85.37
    Original price
    $85.37
    $85.37 - $85.37
    Current price $85.37
    Sold out
  • SYSTEM SENSOR B200SR-LF-IV

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

    Product OverviewThe B200SR-LF-WH and B200SR-LF-IV are low-frequency intelligent sounder bases designed for use with compatible addressable detector...

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    Original price $131.97 - Original price $131.97
    Original price
    $131.97
    $131.97 - $131.97
    Current price $131.97
    Sold out