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  • 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
  • SD355CO HONEYWELL

    HONEYWELL
    Original price $58.93 - Original price $58.93
    Original price
    $58.93
    $58.93 - $58.93
    Current price $58.93
    DISCONTINUED

    MULTI CRITERIA FIRE CO FIRE-LITE

    Original price $58.93 - Original price $58.93
    Original price
    $58.93
    $58.93 - $58.93
    Current price $58.93
    Sold out
  • SD365 FIRE-LITE

    FIRE-LITE
    Original price $62.03
    Original price $62.03 - Original price $62.03
    Original price $62.03
    Current price $54.31
    $54.31 - $54.31
    Current price $54.31

    ADDRESSABLE LOW-PROFILE PHOTOELECTRIC SMOKE DETECTOR; WHITE; LITESPEED ONLY; INCLUDES BASE

    Original price $62.03
    Original price $62.03 - Original price $62.03
    Original price $62.03
    Current price $54.31
    $54.31 - $54.31
    Current price $54.31
    Sold out
  • SD365-IV FIRE-LITE

    FIRE-LITE
    Original price $139.93 - Original price $139.93
    Original price
    $139.93
    $139.93 - $139.93
    Current price $139.93
    DISCONTINUED

    ADDRESSABLE LOW-PROFILE PHOTOELECTRIC SMOKE DETECTOR; IVORY; CLIP & LITESPEED; INCLUDES BASE

    Original price $139.93 - Original price $139.93
    Original price
    $139.93
    $139.93 - $139.93
    Current price $139.93
    Sold out
  • SD365CO FIRE-LITE

    FIRE-LITE
    Original price $189.37 - Original price $189.37
    Original price
    $189.37
    $189.37 - $189.37
    Current price $189.37

    MULTI-CRITERIA PHOTOELECTRIC, THERMAL, INFRA-RED SMOKE & CARBON MONOXIDE DETECTOR; ADDRESSABLE; WHITE

    Original price $189.37 - Original price $189.37
    Original price
    $189.37
    $189.37 - $189.37
    Current price $189.37
    Sold out
  • SD365R FIRE-LITE

    FIRE-LITE
    Original price $72.10
    Original price $72.10 - Original price $72.10
    Original price $72.10
    Current price $63.45
    $63.45 - $63.45
    Current price $63.45

    INTELLIGENT PHOTOELECTRIC REPLACEMENT DUCT SMOKE DETECTOR WITH REMOTE TEST CAPABILITY; WHITE; LITESPEED ONLY

    Original price $72.10
    Original price $72.10 - Original price $72.10
    Original price $72.10
    Current price $63.45
    $63.45 - $63.45
    Current price $63.45
    Sold out
  • SD365R-IV FIRE-LITE

    FIRE-LITE
    Original price $206.41
    Original price $206.41 - Original price $206.41
    Original price $206.41
    Current price $181.64
    $181.64 - $181.64
    Current price $181.64
    DISCONTINUED

    INTELLIGENT PHOTOELECTRIC REPLACEMENT DUCT SMOKE DETECTOR WITH REMOTE TEST CAPABILITY; IVORY; CLIP & LITESPEED

    Original price $206.41
    Original price $206.41 - Original price $206.41
    Original price $206.41
    Current price $181.64
    $181.64 - $181.64
    Current price $181.64
    Save $24.77 Save $0.00
  • SD365T FIRE-LITE

    FIRE-LITE
    Original price $68.84
    Original price $68.84 - Original price $68.84
    Original price $68.84
    Current price $60.58
    $60.58 - $60.58
    Current price $60.58

    ADDRESSABLE LOW-PROFILE PHOTOELECTRIC SMOKE DETECTOR W/THERMAL SENSOR; WHITE; LITESPEED ONLY; INCLUDES BASE

    Original price $68.84
    Original price $68.84 - Original price $68.84
    Original price $68.84
    Current price $60.58
    $60.58 - $60.58
    Current price $60.58
    Save $8.26 Save $0.00
  • SD365T-IV FIRE-LITE

    FIRE-LITE
    Original price $207.13
    Original price $207.13 - Original price $207.13
    Original price $207.13
    Current price $182.27
    $182.27 - $182.27
    Current price $182.27
    DISCONTINUED

    ADDRESSABLE LOW-PROFILE PHOTOELECTRIC SMOKE DETECTOR W/THERMAL SENSOR; IVORY; CLIP & LITESPEED; INCLUDES BASE

    Original price $207.13
    Original price $207.13 - Original price $207.13
    Original price $207.13
    Current price $182.27
    $182.27 - $182.27
    Current price $182.27
    Save $24.86 Save $0.00
  • SD500-AIM SILENT KNIGHT

    SILENT KNIGHT
    Original price $106.80 - Original price $106.80
    Original price
    $106.80
    $106.80 - $106.80
    Current price $106.80
    DISCONTINUED

    4 SQ SLC ADDRESSABLE INPUT MODULE

    Original price $106.80 - Original price $106.80
    Original price
    $106.80
    $106.80 - $106.80
    Current price $106.80
    Sold out
  • SD500-ANM SILENT KNIGHT

    SILENT KNIGHT
    Original price $156.63 - Original price $156.63
    Original price
    $156.63
    $156.63 - $156.63
    Current price $156.63
    DISCONTINUED

    ADDRESSABLE NOTIFICATION MODULE

    Original price $156.63 - Original price $156.63
    Original price
    $156.63
    $156.63 - $156.63
    Current price $156.63
    Sold out
  • SD500-ARM SILENT KNIGHT

    SILENT KNIGHT
    Original price $141.85 - Original price $141.85
    Original price
    $141.85
    $141.85 - $141.85
    Current price $141.85
    DISCONTINUED

    ADDRESSABLE RELAY MODULE

    Original price $141.85 - Original price $141.85
    Original price
    $141.85
    $141.85 - $141.85
    Current price $141.85
    Sold out
  • SD500-LED SILENT KNIGHT

    SILENT KNIGHT
    Original price $515.67
    Original price $515.67 - Original price $515.67
    Original price $515.67
    Current price $453.79
    $453.79 - $453.79
    Current price $453.79
    DISCONTINUED

    LED DRIVER MODULE FOR SLC LOOP

    Original price $515.67
    Original price $515.67 - Original price $515.67
    Original price $515.67
    Current price $453.79
    $453.79 - $453.79
    Current price $453.79
    Save $61.88 Save $0.00
  • SD500-LIM SILENT KNIGHT

    SILENT KNIGHT
    Original price $98.46
    Original price $98.46 - Original price $98.46
    Original price $98.46
    Current price $86.64
    $86.64 - $86.64
    Current price $86.64
    DISCONTINUED

    SLC LOOP ISOLATION MODULE

    Original price $98.46
    Original price $98.46 - Original price $98.46
    Original price $98.46
    Current price $86.64
    $86.64 - $86.64
    Current price $86.64
    Save $11.82 Save $0.00
  • SD500-LK SILENT KNIGHT

    SILENT KNIGHT
    Original price $19.41
    Original price $19.41 - Original price $19.41
    Original price $19.41
    Current price $17.08
    $17.08 - $17.08
    Current price $17.08
    DISCONTINUED

    UPGRADE KIT LIFT CONVERT SD500-PS TO SD500-PSDA

    Original price $19.41
    Original price $19.41 - Original price $19.41
    Original price $19.41
    Current price $17.08
    $17.08 - $17.08
    Current price $17.08
    Save $2.33 Save $0.00
  • SD500-MIM SILENT KNIGHT

    SILENT KNIGHT
    Original price $91.97 - Original price $91.97
    Original price
    $91.97
    $91.97 - $91.97
    Current price $91.97
    DISCONTINUED

    ADDRESSABLE MINI INPUT MODULE, MOUNTS IN SINGLE GANG BOX

    Original price $91.97 - Original price $91.97
    Original price
    $91.97
    $91.97 - $91.97
    Current price $91.97
    Sold out
  • SD500-PS SILENT KNIGHT

    SILENT KNIGHT
    Original price $120.88 - Original price $120.88
    Original price
    $120.88
    $120.88 - $120.88
    Current price $120.88
    DISCONTINUED

    ADDRESSABLE PULL STATION, SINGLE ACTION

    Original price $120.88 - Original price $120.88
    Original price
    $120.88
    $120.88 - $120.88
    Current price $120.88
    Sold out
  • SD500-SDM SILENT KNIGHT

    SILENT KNIGHT
    Original price $190.81 - Original price $190.81
    Original price
    $190.81
    $190.81 - $190.81
    Current price $190.81
    DISCONTINUED

    2 WIRE SMOKE MODULE. CONVERTS CONVENTIONAL 2-WIRE LOOP TO SLC LOOP

    Original price $190.81 - Original price $190.81
    Original price
    $190.81
    $190.81 - $190.81
    Current price $190.81
    Sold out
  • SD505-4AB SILENT KNIGHT

    SILENT KNIGHT
    Original price $12.92
    Original price $12.92 - Original price $12.92
    Original price $12.92
    Current price $11.37
    $11.37 - $11.37
    Current price $11.37
    DISCONTINUED

    ADDRESSABLE 4" BASE

    Original price $12.92
    Original price $12.92 - Original price $12.92
    Original price $12.92
    Current price $11.37
    $11.37 - $11.37
    Current price $11.37
    Save $1.55 Save $0.00
  • SD505-6IB SILENT KNIGHT

    SILENT KNIGHT
    Original price $79.53
    Original price $79.53 - Original price $79.53
    Original price $79.53
    Current price $69.99
    $69.99 - $69.99
    Current price $69.99
    DISCONTINUED

    6" ISOLATOR BASE, FOR USE WITH ADDRESSABLE SENSORS

    Original price $79.53
    Original price $79.53 - Original price $79.53
    Original price $79.53
    Current price $69.99
    $69.99 - $69.99
    Current price $69.99
    Save $9.54 Save $0.00
  • SD505-6RB SILENT KNIGHT

    SILENT KNIGHT
    Original price $100.27
    Original price $100.27 - Original price $100.27
    Original price $100.27
    Current price $88.24
    $88.24 - $88.24
    Current price $88.24
    DISCONTINUED

    6" RELAY BASE, FOR USE WITH ADDRESSABLE SENSORS

    Original price $100.27
    Original price $100.27 - Original price $100.27
    Original price $100.27
    Current price $88.24
    $88.24 - $88.24
    Current price $88.24
    Save $12.03 Save $0.00
  • SD505-6SB SILENT KNIGHT

    SILENT KNIGHT
    Original price $131.36 - Original price $131.36
    Original price
    $131.36
    $131.36 - $131.36
    Current price $131.36
    DISCONTINUED

    6" SOUNDER BASE, FOR USE WITH ADDRESSABLE SENSORS

    Original price $131.36 - Original price $131.36
    Original price
    $131.36
    $131.36 - $131.36
    Current price $131.36
    Sold out
  • SD505-DTS-K SILENT KNIGHT

    SILENT KNIGHT
    Original price $89.45
    Original price $89.45 - Original price $89.45
    Original price $89.45
    Current price $78.72
    $78.72 - $78.72
    Current price $78.72
    DISCONTINUED

    DUCT DETECTOR TEST SWITCH REMOTE LED MODULE

    Original price $89.45
    Original price $89.45 - Original price $89.45
    Original price $89.45
    Current price $78.72
    $78.72 - $78.72
    Current price $78.72
    Save $10.73 Save $0.00
  • SD505-DUCT SILENT KNIGHT

    SILENT KNIGHT
    Original price $265.91 - Original price $265.91
    Original price
    $265.91
    $265.91 - $265.91
    Current price $265.91
    DISCONTINUED

    ADDRESSABLE DUCT HOUSING W/ SD505-APS SMOKE SENSOR PRE-INSTALLED

    Original price $265.91 - Original price $265.91
    Original price
    $265.91
    $265.91 - $265.91
    Current price $265.91
    Sold out
  • SD505-DUCTR SILENT KNIGHT

    SILENT KNIGHT
    Original price $386.74 - Original price $386.74
    Original price
    $386.74
    $386.74 - $386.74
    Current price $386.74
    DISCONTINUED

    DUCT HOUSING W/RELAYS, INCLUDES THE SD505-APS

    Original price $386.74 - Original price $386.74
    Original price
    $386.74
    $386.74 - $386.74
    Current price $386.74
    Sold out
  • SD505-PHOTO SILENT KNIGHT

    SILENT KNIGHT
    Original price $246.37 - Original price $246.37
    Original price
    $246.37
    $246.37 - $246.37
    Current price $246.37
    DISCONTINUED

    ADDRESSABLE PHOTO SENSOR

    Original price $246.37 - Original price $246.37
    Original price
    $246.37
    $246.37 - $246.37
    Current price $246.37
    Sold out
  • SD505-T2 SILENT KNIGHT

    SILENT KNIGHT
    Original price $13.59
    Original price $13.59 - Original price $13.59
    Original price $13.59
    Current price $11.96
    $11.96 - $11.96
    Current price $11.96
    DISCONTINUED

    2.5FT SAMPLING TUBE SD505-DUCT/DUCTR

    Original price $13.59
    Original price $13.59 - Original price $13.59
    Original price $13.59
    Current price $11.96
    $11.96 - $11.96
    Current price $11.96
    Save $1.63 Save $0.00
  • SDSIGN1 SPACE AGE

    SPACE AGE
    Original price $65.65 - Original price $65.65
    Original price
    $65.65
    $65.65 - $65.65
    Current price $65.65

    AREA OF REFUGE INSTRUCTION WHITE ON BLUE 8X9.5

    Original price $65.65 - Original price $65.65
    Original price
    $65.65
    $65.65 - $65.65
    Current price $65.65
    Sold out
  • SE-HMC-CW SIEMENS

    SIEMENS
    Original price $170.12 - Original price $170.12
    Original price
    $170.12
    $170.12 - $170.12
    Current price $170.12

    SE Speaker/ Speaker-Strobe. Multi-Candela Ceiling, White. (Part# 500-636032)

    Original price $170.12 - Original price $170.12
    Original price
    $170.12
    $170.12 - $170.12
    Current price $170.12
    Sold out
  • SE-MC-W SIEMENS

    SIEMENS
    Original price $112.76
    Original price $112.76 - Original price $112.76
    Original price $112.76
    Current price $95.85
    $95.85 - $95.85
    Current price $95.85

    E SPEAKER MULTI CANDELA WHITE (Part# 500-636026)

    Original price $112.76
    Original price $112.76 - Original price $112.76
    Original price $112.76
    Current price $95.85
    $95.85 - $95.85
    Current price $95.85
    Save $16.91 Save $0.00
  • SE-R SIEMENS

    SIEMENS
    Original price $17.32
    Original price $17.32 - Original price $17.32
    Original price $17.32
    Current price $14.72
    $14.72 - $14.72
    Current price $14.72
    DISCONTINUED

    SE-R SPEAKER P/N 500-636029 DESCRIPTION 135747 702

    Original price $17.32
    Original price $17.32 - Original price $17.32
    Original price $17.32
    Current price $14.72
    $14.72 - $14.72
    Current price $14.72
    Save $2.60 Save $0.00
  • SE-W SIEMENS

    SIEMENS
    Original price $40.41
    Original price $40.41 - Original price $40.41
    Original price $40.41
    Current price $34.35
    $34.35 - $34.35
    Current price $34.35
    DISCONTINUED

    Fire Alarm White Speakers (Part# 500-636030)

    Original price $40.41
    Original price $40.41 - Original price $40.41
    Original price $40.41
    Current price $34.35
    $34.35 - $34.35
    Current price $34.35
    Save $6.06 Save $0.00
  • SEC-W SIEMENS

    SIEMENS
    Original price $42.90
    Original price $42.90 - Original price $42.90
    Original price $42.90
    Current price $36.47
    $36.47 - $36.47
    Current price $36.47

    WHITE CEILING SE SPEAKER (Part# 500-636036)

    Original price $42.90
    Original price $42.90 - Original price $42.90
    Original price $42.90
    Current price $36.47
    $36.47 - $36.47
    Current price $36.47
    Save $6.43 Save $0.00