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  • SBB-W WHEELOCK

    WHEELOCK
    Original price $17.48
    Original price $17.48 - Original price $17.48
    Original price $17.48
    Current price $14.86
    $14.86 - $14.86
    Current price $14.86

    BACKBOX,SURFACE,WHT

    Original price $17.48
    Original price $17.48 - Original price $17.48
    Original price $17.48
    Current price $14.86
    $14.86 - $14.86
    Current price $14.86
    Save $2.62 Save $0.00
  • SBBCRL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $23.93
    Original price $23.93 - Original price $23.93
    Original price $23.93
    Current price $21.06
    $21.06 - $21.06
    Current price $21.06

    L-Series, red, ceiling surface-mountable back box.

    Original price $23.93
    Original price $23.93 - Original price $23.93
    Original price $23.93
    Current price $21.06
    $21.06 - $21.06
    Current price $21.06
    Save $2.87 Save $0.00
  • SBBRL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $16.29
    Original price $16.29 - Original price $16.29
    Original price $16.29
    Current price $14.34
    $14.34 - $14.34
    Current price $14.34

    WALL SURFACE MOUNT BACK BOX, RED

    Original price $16.29
    Original price $16.29 - Original price $16.29
    Original price $16.29
    Current price $14.34
    $14.34 - $14.34
    Current price $14.34
    Save $1.95 Save $0.00
  • SBBSPRL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $21.58
    Original price $21.58 - Original price $21.58
    Original price $21.58
    Current price $18.99
    $18.99 - $18.99
    Current price $18.99

    Wall Speaker Surface Mount Back Box, Red

    Original price $21.58
    Original price $21.58 - Original price $21.58
    Original price $21.58
    Current price $18.99
    $18.99 - $18.99
    Current price $18.99
    Save $2.59 Save $0.00
  • SBBSPW SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $20.52
    Original price $20.52 - Original price $20.52
    Original price $20.52
    Current price $18.06
    $18.06 - $18.06
    Current price $18.06

    WALL MOUNT SPEAKER SURFACE MOUNT BACK BOX, WHITE

    Original price $20.52
    Original price $20.52 - Original price $20.52
    Original price $20.52
    Current price $18.06
    $18.06 - $18.06
    Current price $18.06
    Save $2.46 Save $0.00
  • SBBSPWL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $22.79
    Original price $22.79 - Original price $22.79
    Original price $22.79
    Current price $20.06
    $20.06 - $20.06
    Current price $20.06

    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 $20.06
    $20.06 - $20.06
    Current price $20.06
    Save $2.73 Save $0.00
  • SBBW SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $17.60
    Original price $17.60 - Original price $17.60
    Original price $17.60
    Current price $15.49
    $15.49 - $15.49
    Current price $15.49

    WALL MOUNT SURFACE MOUNT BACK BOX, WHITE

    Original price $17.60
    Original price $17.60 - Original price $17.60
    Original price $17.60
    Current price $15.49
    $15.49 - $15.49
    Current price $15.49
    Save $2.11 Save $0.00
  • SBBWL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $15.60
    Original price $15.60 - Original price $15.60
    Original price $15.60
    Current price $13.73
    $13.73 - $13.73
    Current price $13.73

    4X4 WALL SURFACE MOUNT BACK BOX, WHITE

    Original price $15.60
    Original price $15.60 - Original price $15.60
    Original price $15.60
    Current price $13.73
    $13.73 - $13.73
    Current price $13.73
    Save $1.87 Save $0.00
  • SBGA-34 SIEMENS

    SIEMENS
    Original price $94.38
    Original price $94.38 - Original price $94.38
    Original price $94.38
    Current price $80.22
    $80.22 - $80.22
    Current price $80.22

    Base Audible Detector w/Temp 4 For Co

    Original price $94.38
    Original price $94.38 - Original price $94.38
    Original price $94.38
    Current price $80.22
    $80.22 - $80.22
    Current price $80.22
    Save $14.16 Save $0.00
  • SBL2-R WHEELOCK

    WHEELOCK
    Original price $15.97
    Original price $15.97 - Original price $15.97
    Original price $15.97
    Current price $13.57
    $13.57 - $13.57
    Current price $13.57

    Surface backbox, use with RSSP, red

    Original price $15.97
    Original price $15.97 - Original price $15.97
    Original price $15.97
    Current price $13.57
    $13.57 - $13.57
    Current price $13.57
    Save $2.40 Save $0.00
  • SC GENTEX

    GENTEX
    Original price $95.79 - Original price $95.79
    Original price
    $95.79
    $95.79 - $95.79
    Current price $95.79

    Single/Multiple Station Smoke/Carbon Monoxide Alarm, Universal Mount, Temporal 3 and Temporal 4 Audible Signal

    Original price $95.79 - Original price $95.79
    Original price
    $95.79
    $95.79 - $95.79
    Current price $95.79
  • SCA-10070 POTTER

    POTTER
    Original price $1,533.80
    Original price $1,533.80 - Original price $1,533.80
    Original price $1,533.80
    Current price $1,303.73
    $1,303.73 - $1,303.73
    Current price $1,303.73

    SCA-10070 SINGLE CHANNEL 100W, 25V OR 70V SELECTABLE AMP

    Original price $1,533.80
    Original price $1,533.80 - Original price $1,533.80
    Original price $1,533.80
    Current price $1,303.73
    $1,303.73 - $1,303.73
    Current price $1,303.73
    Save $230.07 Save $0.00
  • SCA-5070 POTTER

    POTTER
    Original price $1,002.13
    Original price $1,002.13 - Original price $1,002.13
    Original price $1,002.13
    Current price $851.81
    $851.81 - $851.81
    Current price $851.81

    SCA-5070 SINGLE CHANNEL 50W, 25V OR 70V SELECTABLE AMP

    Original price $1,002.13
    Original price $1,002.13 - Original price $1,002.13
    Original price $1,002.13
    Current price $851.81
    $851.81 - $851.81
    Current price $851.81
    Save $150.32 Save $0.00
  • SCI HOCHIKI

    HOCHIKI
    Original price $61.04
    Original price $61.04 - Original price $61.04
    Original price $61.04
    Current price $51.88
    $51.88 - $51.88
    Current price $51.88

    SHORT CIRCUIT ISOLATOR FOR 4" BOX

    Original price $61.04
    Original price $61.04 - Original price $61.04
    Original price $61.04
    Current price $51.88
    $51.88 - $51.88
    Current price $51.88
    Save $9.16 Save $0.00
  • SCI-B4 HOCHIKI

    HOCHIKI
    Original price $44.09
    Original price $44.09 - Original price $44.09
    Original price $44.09
    Current price $31.57
    $31.57 - $31.57
    Current price $31.57
    DISCONTINUED

    4" ANALOG SENSOR BASE W/ ISOLATOR

    Original price $44.09
    Original price $44.09 - Original price $44.09
    Original price $44.09
    Current price $31.57
    $31.57 - $31.57
    Current price $31.57
    Save $12.52 Save $0.00
  • SCI-B6 HOCHIKI

    HOCHIKI
    Original price $47.48
    Original price $47.48 - Original price $47.48
    Original price $47.48
    Current price $34.00
    $34.00 - $34.00
    Current price $34.00
    DISCONTINUED

    6" ANALOG SENSOR BASE W/ ISOLATOR

    Original price $47.48
    Original price $47.48 - Original price $47.48
    Original price $47.48
    Current price $34.00
    $34.00 - $34.00
    Current price $34.00
    Save $13.48 Save $0.00
  • SCI-B67 HOCHIKI

    HOCHIKI
    Original price $44.63
    Original price $44.63 - Original price $44.63
    Original price $44.63
    Current price $37.94
    $37.94 - $37.94
    Current price $37.94

    6" ANALOG SENSOR BASE W/ ISOLATOR

    Original price $44.63
    Original price $44.63 - Original price $44.63
    Original price $44.63
    Current price $37.94
    $37.94 - $37.94
    Current price $37.94
    Save $6.69 Save $0.00
  • SCM-8 SIEMENS

    SIEMENS
    Original price $254.55
    Original price $254.55 - Original price $254.55
    Original price $254.55
    Current price $216.37
    $216.37 - $216.37
    Current price $216.37

    (8) Switch Module Mounts To Id-Mp

    Original price $254.55
    Original price $254.55 - Original price $254.55
    Original price $254.55
    Current price $216.37
    $216.37 - $216.37
    Current price $216.37
    Save $38.18 Save $0.00
  • SCR GENTEX

    GENTEX
    Original price $111.77 - Original price $111.77
    Original price
    $111.77
    $111.77 - $111.77
    Current price $111.77

    Single/Multiple Station Smoke/Carbon Monoxide Alarm, Universal Mount, Temporal 3 and Temporal 4 Audible Signal, Form A/C Relay Contacts

    Original price $111.77 - Original price $111.77
    Original price
    $111.77
    $111.77 - $111.77
    Current price $111.77
  • SCRHK SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $72.75
    Original price $72.75 - Original price $72.75
    Original price $72.75
    Current price $64.02
    $64.02 - $64.02
    Current price $64.02
    DISCONTINUED

    STROBE, 12/24 VOLT, HI CANDELA, 135,150,177,185 CD, RED OUTDOOR, INCLUDES BACKBOX

    Original price $72.75
    Original price $72.75 - Original price $72.75
    Original price $72.75
    Current price $64.02
    $64.02 - $64.02
    Current price $64.02
    Save $8.73 Save $0.00
  • SCRLED SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $45.34
    Original price $45.34 - Original price $45.34
    Original price $45.34
    Current price $39.90
    $39.90 - $39.90
    Current price $39.90

    LED STROBE; CEILING; RED; FIRE; 2-WIRE

    Original price $45.34
    Original price $45.34 - Original price $45.34
    Original price $45.34
    Current price $39.90
    $39.90 - $39.90
    Current price $39.90
    Save $5.44 Save $0.00
  • SCWK SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $66.75
    Original price $66.75 - Original price $66.75
    Original price $66.75
    Current price $58.74
    $58.74 - $58.74
    Current price $58.74
    DISCONTINUED

    Strobe, 12/24 volt, multi-candela 15, 15/75, 30, 75, 110, 115, outdoor, includes backbox

    Original price $66.75
    Original price $66.75 - Original price $66.75
    Original price $66.75
    Current price $58.74
    $58.74 - $58.74
    Current price $58.74
    Save $8.01 Save $0.00
  • SCWL-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $508.41
    Original price $508.41 - Original price $508.41
    Original price $508.41
    Current price $447.40
    $447.40 - $447.40
    Current price $447.40
    DISCONTINUED

    STROBE, 12/24 VOLT, MULTI-CANDELA 15, 30, 75, 95, 115, 150, 177, WHITE - BULK PACK OF 10 UNITS

    Original price $508.41
    Original price $508.41 - Original price $508.41
    Original price $508.41
    Current price $447.40
    $447.40 - $447.40
    Current price $447.40
    Save $61.01 Save $0.00
  • SD-2W KIDDE

    KIDDE COMMERCIAL
    Original price $146.93
    Original price $146.93 - Original price $146.93
    Original price $146.93
    Current price $142.52
    $142.52 - $142.52
    Current price $142.52

    SD Sensor, 2-Wire, E-Shield

    Original price $146.93
    Original price $146.93 - Original price $146.93
    Original price $146.93
    Current price $142.52
    $142.52 - $142.52
    Current price $142.52
    Save $4.41 Save $0.00
  • SD-2WT-LED MIRCOM

    MIRCOM
    Original price $31.65 - Original price $31.65
    Original price
    $31.65
    $31.65 - $31.65
    Current price $31.65

    2 wire photo with THERMAL, 24VDC c/w LED output

    Original price $31.65 - Original price $31.65
    Original price
    $31.65
    $31.65 - $31.65
    Current price $31.65
  • SD-4WJ KIDDE

    KIDDE COMMERCIAL
    Original price $195.95
    Original price $195.95 - Original price $195.95
    Original price $195.95
    Current price $190.07
    $190.07 - $190.07
    Current price $190.07

    Duct Detector, Sensor and Controller, RJ45

    Original price $195.95
    Original price $195.95 - Original price $195.95
    Original price $195.95
    Current price $190.07
    $190.07 - $190.07
    Current price $190.07
    Save $5.88 Save $0.00
  • SD-4WPCBT KIDDE

    KIDDE COMMERCIAL
    Original price $84.88 - Original price $84.88
    Original price
    $84.88
    $84.88 - $84.88
    Current price $84.88

    Kidde Duct Detector Accessory, Replacement PCB/Sensor Kit, Terminals

    Original price $84.88 - Original price $84.88
    Original price
    $84.88
    $84.88 - $84.88
    Current price $84.88
  • SD-4WT MIRCOM

    MIRCOM
    Original price $62.90 - Original price $62.90
    Original price
    $62.90
    $62.90 - $62.90
    Current price $62.90

    4 wire photo with THERMAL, 24VDC

    Original price $62.90 - Original price $62.90
    Original price
    $62.90
    $62.90 - $62.90
    Current price $62.90
  • SD-CJ KIDDE

    KIDDE COMMERCIAL
    Original price $91.28 - Original price $91.28
    Original price
    $91.28
    $91.28 - $91.28
    Current price $91.28

    Duct Detector, Controller Only, RJ45

    Original price $91.28 - Original price $91.28
    Original price
    $91.28
    $91.28 - $91.28
    Current price $91.28
  • SD-GSK KIDDE

    KIDDE COMMERCIAL
    Original price $11.30 - Original price $11.30
    Original price
    $11.30
    $11.30 - $11.30
    Current price $11.30

    Duct Detector Accessory, Gasket Kit

    Original price $11.30 - Original price $11.30
    Original price
    $11.30
    $11.30 - $11.30
    Current price $11.30
  • SD-MAG KIDDE

    KIDDE COMMERCIAL
    Original price $10.60 - Original price $10.60
    Original price
    $10.60
    $10.60 - $10.60
    Current price $10.60

    Duct Detector Accessory, Magnet Test Kit

    Original price $10.60 - Original price $10.60
    Original price
    $10.60
    $10.60 - $10.60
    Current price $10.60
  • SD-PH KIDDE

    KIDDE COMMERCIAL
    Original price $197.94 - Original price $197.94
    Original price
    $197.94
    $197.94 - $197.94
    Current price $197.94

    SuperDuct, Protective Housing

    Original price $197.94 - Original price $197.94
    Original price
    $197.94
    $197.94 - $197.94
    Current price $197.94
  • SD-RJ10 KIDDE

    KIDDE COMMERCIAL
    Original price $22.74 - Original price $22.74
    Original price
    $22.74
    $22.74 - $22.74
    Current price $22.74

    RJ45 Wiring Harness Kit, 10 ft.

    Original price $22.74 - Original price $22.74
    Original price
    $22.74
    $22.74 - $22.74
    Current price $22.74
  • SD-RJ5 KIDDE

    KIDDE COMMERCIAL
    Original price $15.07
    Original price $15.07 - Original price $15.07
    Original price $15.07
    Current price $14.62
    $14.62 - $14.62
    Current price $14.62

    Duct Detector Accessory, Wiring Harness Kit - 5FT

    Original price $15.07
    Original price $15.07 - Original price $15.07
    Original price $15.07
    Current price $14.62
    $14.62 - $14.62
    Current price $14.62
    Save $0.45 Save $0.00
  • SD-SJ KIDDE

    KIDDE COMMERCIAL
    Original price $83.89 - Original price $83.89
    Original price
    $83.89
    $83.89 - $83.89
    Current price $83.89

    Duct Detector, Sensor Only, 4-Wire, RJ45

    Original price $83.89 - Original price $83.89
    Original price
    $83.89
    $83.89 - $83.89
    Current price $83.89
  • SD-ST KIDDE

    KIDDE COMMERCIAL
    Original price $83.89 - Original price $83.89
    Original price
    $83.89
    $83.89 - $83.89
    Current price $83.89

    DUCT DETECTOR, SENSOR ONLY, TERMINALS

    Original price $83.89 - Original price $83.89
    Original price
    $83.89
    $83.89 - $83.89
    Current price $83.89
  • SD-T120 KIDDE

    KIDDE COMMERCIAL
    Original price $17.40
    Original price $17.40 - Original price $17.40
    Original price $17.40
    Current price $16.88
    $16.88 - $16.88
    Current price $16.88

    Duct Detector Accessory, 120"" Sampling Tube

    Original price $17.40
    Original price $17.40 - Original price $17.40
    Original price $17.40
    Current price $16.88
    $16.88 - $16.88
    Current price $16.88
    Save $0.52 Save $0.00
  • SD-T18 KIDDE

    KIDDE COMMERCIAL
    Original price $9.74 - Original price $9.74
    Original price
    $9.74
    $9.74 - $9.74
    Current price $9.74

    SAMPLING AIR TUBE, 18 INCH

    Original price $9.74 - Original price $9.74
    Original price
    $9.74
    $9.74 - $9.74
    Current price $9.74
  • SD-T24 KIDDE

    KIDDE COMMERCIAL
    Original price $9.47
    Original price $9.47 - Original price $9.47
    Original price $9.47
    Current price $9.19
    $9.19 - $9.19
    Current price $9.19

    Duct Detector Accessory, 24"" Sampling Tube

    Original price $9.47
    Original price $9.47 - Original price $9.47
    Original price $9.47
    Current price $9.19
    $9.19 - $9.19
    Current price $9.19
    Save $0.28 Save $0.00
  • SD-T36 KIDDE

    KIDDE COMMERCIAL
    Original price $9.47
    Original price $9.47 - Original price $9.47
    Original price $9.47
    Current price $9.19
    $9.19 - $9.19
    Current price $9.19

    Duct Detector Accessory, 36 in. Sampling Tube

    Original price $9.47
    Original price $9.47 - Original price $9.47
    Original price $9.47
    Current price $9.19
    $9.19 - $9.19
    Current price $9.19
    Save $0.28 Save $0.00
  • SD-T42 KIDDE

    KIDDE COMMERCIAL
    Original price $9.47
    Original price $9.47 - Original price $9.47
    Original price $9.47
    Current price $9.19
    $9.19 - $9.19
    Current price $9.19

    Duct Detector Accessory, 42 in. Sampling Tube

    Original price $9.47
    Original price $9.47 - Original price $9.47
    Original price $9.47
    Current price $9.19
    $9.19 - $9.19
    Current price $9.19
    Save $0.28 Save $0.00
  • SD-T60 KIDDE

    KIDDE COMMERCIAL
    Original price $10.37
    Original price $10.37 - Original price $10.37
    Original price $10.37
    Current price $10.06
    $10.06 - $10.06
    Current price $10.06

    SAMPLING AIR TUEB, 60 INCHES

    Original price $10.37
    Original price $10.37 - Original price $10.37
    Original price $10.37
    Current price $10.06
    $10.06 - $10.06
    Current price $10.06
    Save $0.31 Save $0.00
  • SD-T78 KIDDE

    KIDDE COMMERCIAL
    Original price $12.07
    Original price $12.07 - Original price $12.07
    Original price $12.07
    Current price $11.71
    $11.71 - $11.71
    Current price $11.71

    Duct Detector Accessory, 78"" Sampling Tube

    Original price $12.07
    Original price $12.07 - Original price $12.07
    Original price $12.07
    Current price $11.71
    $11.71 - $11.71
    Current price $11.71
    Save $0.36 Save $0.00
  • SD-T8 KIDDE

    KIDDE COMMERCIAL
    Original price $6.94
    Original price $6.94 - Original price $6.94
    Original price $6.94
    Current price $6.73
    $6.73 - $6.73
    Current price $6.73

    Duct Detector Accessory, 8 in. Sampling Tube

    Original price $6.94
    Original price $6.94 - Original price $6.94
    Original price $6.94
    Current price $6.73
    $6.73 - $6.73
    Current price $6.73
    Save $0.21 Save $0.00
  • SD-TRK KIDDE

    KIDDE COMMERCIAL
    Original price $48.68 - Original price $48.68
    Original price
    $48.68
    $48.68 - $48.68
    Current price $48.68

    SD Remote Reset/Test, 2W/SIG

    Original price $48.68 - Original price $48.68
    Original price
    $48.68
    $48.68 - $48.68
    Current price $48.68
  • SD-TRK4 KIDDE

    KIDDE COMMERCIAL
    Original price $48.68 - Original price $48.68
    Original price
    $48.68
    $48.68 - $48.68
    Current price $48.68

    Duct Detector Accessory, Remote Test/Reset Station/Key

    Original price $48.68 - Original price $48.68
    Original price
    $48.68
    $48.68 - $48.68
    Current price $48.68
  • SD-TRM KIDDE

    KIDDE COMMERCIAL
    Original price $32.78 - Original price $32.78
    Original price
    $32.78
    $32.78 - $32.78
    Current price $32.78

    SD Remote Reset/Test, 2W/SIG

    Original price $32.78 - Original price $32.78
    Original price
    $32.78
    $32.78 - $32.78
    Current price $32.78
  • SD-TRM4 KIDDE

    KIDDE COMMERCIAL
    Original price $32.78 - Original price $32.78
    Original price
    $32.78
    $32.78 - $32.78
    Current price $32.78

    REMOTE RESET/TEST,4W,REED

    Original price $32.78 - Original price $32.78
    Original price
    $32.78
    $32.78 - $32.78
    Current price $32.78