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  • D8108A BOSCH

    BOSCH
    Original price $64.12
    Original price $64.12 - Original price $64.12
    Original price $64.12
    Current price $54.50
    $54.50 - $54.50
    Current price $54.50

    Enclosure Attack Resistant (Ul Appr)

    Original price $64.12
    Original price $64.12 - Original price $64.12
    Original price $64.12
    Current price $54.50
    $54.50 - $54.50
    Current price $54.50
    Save $9.62 Save $0.00
  • D8129 BOSCH

    BOSCH
    Original price $46.68
    Original price $46.68 - Original price $46.68
    Original price $46.68
    Current price $39.68
    $39.68 - $39.68
    Current price $39.68
    DISCONTINUED

    Alarm System Octo-Relay Module, 30V DC, 1 Ampere, Panel Mount

    Original price $46.68
    Original price $46.68 - Original price $46.68
    Original price $46.68
    Current price $39.68
    $39.68 - $39.68
    Current price $39.68
    Save $7.00 Save $0.00
  • D8130 BOSCH

    BOSCH
    Original price $76.65
    Original price $76.65 - Original price $76.65
    Original price $76.65
    Current price $65.15
    $65.15 - $65.15
    Current price $65.15

    DOOR RELEASE MODULE

    Original price $76.65
    Original price $76.65 - Original price $76.65
    Original price $76.65
    Current price $65.15
    $65.15 - $65.15
    Current price $65.15
    Save $11.50 Save $0.00
  • DA-C HOCHIKI

    HOCHIKI
    Original price $11.36 - Original price $11.36
    Original price
    $11.36
    $11.36 - $11.36
    Current price $11.36

    DUAL ACTION COVER

    Original price $11.36 - Original price $11.36
    Original price
    $11.36
    $11.36 - $11.36
    Current price $11.36
  • DAC-NET SIEMENS

    SIEMENS
    Original price $1,304.11
    Original price $1,304.11 - Original price $1,304.11
    Original price $1,304.11
    Current price $1,108.49
    $1,108.49 - $1,108.49
    Current price $1,108.49

    Digital audio card (stand alone or master slave network voice applications)

    Original price $1,304.11
    Original price $1,304.11 - Original price $1,304.11
    Original price $1,304.11
    Current price $1,108.49
    $1,108.49 - $1,108.49
    Current price $1,108.49
    Save $195.62 Save $0.00
  • DB-11E SIEMENS

    SIEMENS
    Original price $4.71
    Original price $4.71 - Original price $4.71
    Original price $4.71
    Current price $4.00
    $4.00 - $4.00
    Current price $4.00

    Base for OP/OH/HI921

    Original price $4.71
    Original price $4.71 - Original price $4.71
    Original price $4.71
    Current price $4.00
    $4.00 - $4.00
    Current price $4.00
    Save $0.71 Save $0.00
  • DB-3S SIEMENS

    SIEMENS
    Original price $10.71
    Original price $10.71 - Original price $10.71
    Original price $10.71
    Current price $9.10
    $9.10 - $9.10
    Current price $9.10

    SERIES-3 BASE (Part# 595-381804)

    Original price $10.71
    Original price $10.71 - Original price $10.71
    Original price $10.71
    Current price $9.10
    $9.10 - $9.10
    Current price $9.10
    Save $1.61 Save $0.00
  • DB-ADPT SIEMENS

    SIEMENS
    Original price $28.77
    Original price $28.77 - Original price $28.77
    Original price $28.77
    Current price $24.45
    $24.45 - $24.45
    Current price $24.45

    Siemens base adapter interfaces Series 11 detectors with previously installed DB-3S bases. (Part# 500-094187)

    Original price $28.77
    Original price $28.77 - Original price $28.77
    Original price $28.77
    Current price $24.45
    $24.45 - $24.45
    Current price $24.45
    Save $4.32 Save $0.00
  • DB-X3RS SIEMENS

    SIEMENS
    Original price $99.69
    Original price $99.69 - Original price $99.69
    Original price $99.69
    Current price $84.74
    $84.74 - $84.74
    Current price $84.74

    SERIES-3 MOUNTING BASE WITH RELAY (Part# 500-083248)

    Original price $99.69
    Original price $99.69 - Original price $99.69
    Original price $99.69
    Current price $84.74
    $84.74 - $84.74
    Current price $84.74
    Save $14.95 Save $0.00
  • DB1HPULA024D1D2NNNR WHEELOCK

    WHEELOCK
    Original price $2,602.97
    Original price $2,602.97 - Original price $2,602.97
    Original price $2,602.97
    Current price $2,212.52
    $2,212.52 - $2,212.52
    Current price $2,212.52
    DISCONTINUED

    MULTITONE,24VDC,100dBA,CL 1 DIV 1,RD

    Original price $2,602.97
    Original price $2,602.97 - Original price $2,602.97
    Original price $2,602.97
    Current price $2,212.52
    $2,212.52 - $2,212.52
    Current price $2,212.52
    Save $390.45 Save $0.00
  • DB2-HR SIEMENS

    SIEMENS
    Original price $60.70
    Original price $60.70 - Original price $60.70
    Original price $60.70
    Current price $51.60
    $51.60 - $51.60
    Current price $51.60

    Relay Base

    Original price $60.70
    Original price $60.70 - Original price $60.70
    Original price $60.70
    Current price $51.60
    $51.60 - $51.60
    Current price $51.60
    Save $9.10 Save $0.00
  • DB3BULGD048N1ZSNSN MEDC

    MEDC
    Original price $859.97
    Original price $859.97 - Original price $859.97
    Original price $859.97
    Current price $730.97
    $730.97 - $730.97
    Current price $730.97

    TXP-HORN, MULTI-TONE, 115 DB, 24V, C1,D2, BLACK

    Original price $859.97
    Original price $859.97 - Original price $859.97
    Original price $859.97
    Current price $730.97
    $730.97 - $730.97
    Current price $730.97
    Save $129.00 Save $0.00
  • DCD-135 HOCHIKI

    HOCHIKI
    Original price $27.42
    Original price $27.42 - Original price $27.42
    Original price $27.42
    Current price $23.31
    $23.31 - $23.31
    Current price $23.31

    135 DEGREE, FIXED TEMP./RATE OF RISE HEAT DETECTOR

    Original price $27.42
    Original price $27.42 - Original price $27.42
    Original price $27.42
    Current price $23.31
    $23.31 - $23.31
    Current price $23.31
    Save $4.11 Save $0.00
  • DCD-190 HOCHIKI

    HOCHIKI
    Original price $27.42 - Original price $27.42
    Original price
    $27.42
    $27.42 - $27.42
    Current price $27.42

    190 DEGREE, FIXED TEMP./RATE OF RISE HEAT DETECTOR

    Original price $27.42 - Original price $27.42
    Original price
    $27.42
    $27.42 - $27.42
    Current price $27.42
  • DCOIL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $29.53
    Original price $29.53 - Original price $29.53
    Original price $29.53
    Current price $25.99
    $25.99 - $25.99
    Current price $25.99

    INNOVAIRFLEX DUCT ACCESSORY COIL, REQUIRED ON DNR IF A REMOTE TEST STATION IS USED

    Original price $29.53
    Original price $29.53 - Original price $29.53
    Original price $29.53
    Current price $25.99
    $25.99 - $25.99
    Current price $25.99
    Save $3.54 Save $0.00
  • DCP-AMS HOCHIKI

    HOCHIKI
    Original price $65.34
    Original price $65.34 - Original price $65.34
    Original price $65.34
    Current price $55.54
    $55.54 - $55.54
    Current price $55.54

    SINGLE ACTION ADDRESSABLE MANUAL PULL STATION

    Original price $65.34
    Original price $65.34 - Original price $65.34
    Original price $65.34
    Current price $55.54
    $55.54 - $55.54
    Current price $55.54
    Save $9.80 Save $0.00
  • DCP-AMS-KL HOCHIKI

    HOCHIKI
    Original price $72.43
    Original price $72.43 - Original price $72.43
    Original price $72.43
    Current price $61.57
    $61.57 - $61.57
    Current price $61.57

    SERIES ADDRESSABLE MANUAL PULL STATIONS - SINGLE ACTION KEY LOCK

    Original price $72.43
    Original price $72.43 - Original price $72.43
    Original price $72.43
    Current price $61.57
    $61.57 - $61.57
    Current price $61.57
    Save $10.86 Save $0.00
  • DCP-AMS-KL-LP HOCHIKI

    HOCHIKI
    Original price $72.91
    Original price $72.91 - Original price $72.91
    Original price $72.91
    Current price $61.97
    $61.97 - $61.97
    Current price $61.97

    DUAL ACTION WITH KEY LOCK ADDRESSABLE MANUAL PULL STATION

    Original price $72.91
    Original price $72.91 - Original price $72.91
    Original price $72.91
    Current price $61.97
    $61.97 - $61.97
    Current price $61.97
    Save $10.94 Save $0.00
  • DCP-AMS-LP HOCHIKI

    HOCHIKI
    Original price $67.83
    Original price $67.83 - Original price $67.83
    Original price $67.83
    Current price $57.66
    $57.66 - $57.66
    Current price $57.66

    DUAL ACTION ADDRESSABLE MANUAL PULL STATION

    Original price $67.83
    Original price $67.83 - Original price $67.83
    Original price $67.83
    Current price $57.66
    $57.66 - $57.66
    Current price $57.66
    Save $10.17 Save $0.00
  • DCP-CLIM-1 HOCHIKI

    HOCHIKI
    Original price $44.15
    Original price $44.15 - Original price $44.15
    Original price $44.15
    Current price $37.53
    $37.53 - $37.53
    Current price $37.53

    CURRENT LOOP INPUT MODULE, SINGLE INPUT

    Original price $44.15
    Original price $44.15 - Original price $44.15
    Original price $44.15
    Current price $37.53
    $37.53 - $37.53
    Current price $37.53
    Save $6.62 Save $0.00
  • DCT-1E SIEMENS

    SIEMENS
    Original price $326.55
    Original price $326.55 - Original price $326.55
    Original price $326.55
    Current price $277.57
    $277.57 - $277.57
    Current price $277.57

    5 CHANNEL DIALER WITH ENCLOSURE (Part# 500-699290)

    Original price $326.55
    Original price $326.55 - Original price $326.55
    Original price $326.55
    Current price $277.57
    $277.57 - $277.57
    Current price $277.57
    Save $48.98 Save $0.00
  • DECAL-W SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $69.23
    Original price $69.23 - Original price $69.23
    Original price $69.23
    Current price $60.92
    $60.92 - $60.92
    Current price $60.92

    WHITE DECALS FOR SPECTRALERT ADVANCE WALL PRODUCTS, 5 SETS OF 2 (10 TOTAL)

    Original price $69.23
    Original price $69.23 - Original price $69.23
    Original price $69.23
    Current price $60.92
    $60.92 - $60.92
    Current price $60.92
    Save $8.31 Save $0.00
  • DF-50 SILENT KNIGHT

    SILENT KNIGHT
    Original price $34.76
    Original price $34.76 - Original price $34.76
    Original price $34.76
    Current price $30.59
    $30.59 - $30.59
    Current price $30.59

    DEADFRONT ACCESSORY FOR 5700

    Original price $34.76
    Original price $34.76 - Original price $34.76
    Original price $34.76
    Current price $30.59
    $30.59 - $30.59
    Current price $30.59
    Save $4.17 Save $0.00
  • DFE-135 HOCHIKI

    HOCHIKI
    Original price $12.01
    Original price $12.01 - Original price $12.01
    Original price $12.01
    Current price $10.21
    $10.21 - $10.21
    Current price $10.21

    HEAT DETECTOR 135 DEGREE FIXED TEMPERATURE (USE HSC SERIES BASE)

    Original price $12.01
    Original price $12.01 - Original price $12.01
    Original price $12.01
    Current price $10.21
    $10.21 - $10.21
    Current price $10.21
    Save $1.80 Save $0.00
  • DFE-190 HOCHIKI

    HOCHIKI
    Original price $12.86
    Original price $12.86 - Original price $12.86
    Original price $12.86
    Current price $10.93
    $10.93 - $10.93
    Current price $10.93

    190 DEGREE, FIXED TEMP. HEAT DETECTOR (USE HSC220L BASE)

    Original price $12.86
    Original price $12.86 - Original price $12.86
    Original price $12.86
    Current price $10.93
    $10.93 - $10.93
    Current price $10.93
    Save $1.93 Save $0.00
  • DH-100-A HOCHIKI

    HOCHIKI
    Original price $161.25
    Original price $161.25 - Original price $161.25
    Original price $161.25
    Current price $137.06
    $137.06 - $137.06
    Current price $137.06

    Addressable Duct Detector

    Original price $161.25
    Original price $161.25 - Original price $161.25
    Original price $161.25
    Current price $137.06
    $137.06 - $137.06
    Current price $137.06
    Save $24.19 Save $0.00
  • DH-100-P HOCHIKI

    HOCHIKI
    Original price $158.80
    Original price $158.80 - Original price $158.80
    Original price $158.80
    Current price $134.98
    $134.98 - $134.98
    Current price $134.98

    DH-100-P CONVENTIONAL DUCT DETECTOR

    Original price $158.80
    Original price $158.80 - Original price $158.80
    Original price $158.80
    Current price $134.98
    $134.98 - $134.98
    Current price $134.98
    Save $23.82 Save $0.00
  • DH1224SPC RSG

    RSG
    Original price $68.90
    Original price $68.90 - Original price $68.90
    Original price $68.90
    Current price $58.57
    $58.57 - $58.57
    Current price $58.57

    12/24 V, SURFACE MT, CHROME

    Original price $68.90
    Original price $68.90 - Original price $68.90
    Original price $68.90
    Current price $58.57
    $58.57 - $58.57
    Current price $58.57
    Save $10.33 Save $0.00
  • DH24120SPC RSG

    RSG
    Original price $65.88
    Original price $65.88 - Original price $65.88
    Original price $65.88
    Current price $56.00
    $56.00 - $56.00
    Current price $56.00

    DR HLDR,SURF MNT,CHRM

    Original price $65.88
    Original price $65.88 - Original price $65.88
    Original price $65.88
    Current price $56.00
    $56.00 - $56.00
    Current price $56.00
    Save $9.88 Save $0.00
  • DHBBPC RSG

    RSG
    Original price $12.62
    Original price $12.62 - Original price $12.62
    Original price $12.62
    Current price $10.73
    $10.73 - $10.73
    Current price $10.73

    SURFACE MOUNT BACK BOX, POWDER COATED, CHROME

    Original price $12.62
    Original price $12.62 - Original price $12.62
    Original price $12.62
    Current price $10.73
    $10.73 - $10.73
    Current price $10.73
    Save $1.89 Save $0.00
  • DIMM HOCHIKI

    HOCHIKI
    Original price $84.78
    Original price $84.78 - Original price $84.78
    Original price $84.78
    Current price $72.06
    $72.06 - $72.06
    Current price $72.06

    DUAL INPUT MONITOR MODULE FOR 4" BOX, CLASS B

    Original price $84.78
    Original price $84.78 - Original price $84.78
    Original price $84.78
    Current price $72.06
    $72.06 - $72.06
    Current price $72.06
    Save $12.72 Save $0.00
  • DP-2 FIRE-LITE

    FIRE-LITE
    Original price $76.65
    Original price $76.65 - Original price $76.65
    Original price $76.65
    Current price $67.45
    $67.45 - $67.45
    Current price $67.45

    411UDAC INTERNAL DRESS PANEL REQUIRED FOR CANADIAN APPLICATIONS

    Original price $76.65
    Original price $76.65 - Original price $76.65
    Original price $76.65
    Current price $67.45
    $67.45 - $67.45
    Current price $67.45
    Save $9.20 Save $0.00
  • DPU SIEMENS

    SIEMENS
    Original price $1,043.19
    Original price $1,043.19 - Original price $1,043.19
    Original price $1,043.19
    Current price $886.71
    $886.71 - $886.71
    Current price $886.71

    Device Programmer/Loop Tester (Part# 500-033260)

    Original price $1,043.19
    Original price $1,043.19 - Original price $1,043.19
    Original price $1,043.19
    Current price $886.71
    $886.71 - $886.71
    Current price $886.71
    Save $156.48 Save $0.00
  • DPU-C1 SIEMENS

    SIEMENS
    Original price $162.46
    Original price $162.46 - Original price $162.46
    Original price $162.46
    Current price $138.09
    $138.09 - $138.09
    Current price $138.09

    DPU Carrying Case (Part# 500-033990)

    Original price $162.46
    Original price $162.46 - Original price $162.46
    Original price $162.46
    Current price $138.09
    $138.09 - $138.09
    Current price $138.09
    Save $24.37 Save $0.00
  • DPU-PROG SIEMENS

    SIEMENS
    Original price $106.70
    Original price $106.70 - Original price $106.70
    Original price $106.70
    Current price $90.70
    $90.70 - $90.70
    Current price $90.70

    Dpu-Prog Cbl Programming Cable

    Original price $106.70
    Original price $106.70 - Original price $106.70
    Original price $106.70
    Current price $90.70
    $90.70 - $90.70
    Current price $90.70
    Save $16.00 Save $0.00
  • DRV-50 POTTER

    POTTER
    Original price $370.36
    Original price $370.36 - Original price $370.36
    Original price $370.36
    Current price $314.81
    $314.81 - $314.81
    Current price $314.81

    LED Driver Module

    Original price $370.36
    Original price $370.36 - Original price $370.36
    Original price $370.36
    Current price $314.81
    $314.81 - $314.81
    Current price $314.81
    Save $55.55 Save $0.00
  • DSC-EA HOCHIKI

    HOCHIKI
    Original price $12.01
    Original price $12.01 - Original price $12.01
    Original price $12.01
    Current price $10.21
    $10.21 - $10.21
    Current price $10.21

    RATE OF RISE HEAT DETECTOR

    Original price $12.01
    Original price $12.01 - Original price $12.01
    Original price $12.01
    Current price $10.21
    $10.21 - $10.21
    Current price $10.21
    Save $1.80 Save $0.00
  • DSM-12/24-R WHEELOCK

    WHEELOCK
    Original price $73.59
    Original price $73.59 - Original price $73.59
    Original price $73.59
    Current price $62.55
    $62.55 - $62.55
    Current price $62.55

    SYNC MODULE,2 CLASS "B" OR 1 CLASS "A" CIRCUIT,RD

    Original price $73.59
    Original price $73.59 - Original price $73.59
    Original price $73.59
    Current price $62.55
    $62.55 - $62.55
    Current price $62.55
    Save $11.04 Save $0.00
  • DST1 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $9.24
    Original price $9.24 - Original price $9.24
    Original price $9.24
    Current price $8.13
    $8.13 - $8.13
    Current price $8.13

    INNOVAIRFLEX SAMPLING TUBE, STEEL, 1’ WITH HOLES

    Original price $9.24
    Original price $9.24 - Original price $9.24
    Original price $9.24
    Current price $8.13
    $8.13 - $8.13
    Current price $8.13
    Save $1.11 Save $0.00
  • DST1.5 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $11.09
    Original price $11.09 - Original price $11.09
    Original price $11.09
    Current price $9.76
    $9.76 - $9.76
    Current price $9.76

    1.5' DUCT DETECTOR SAMPLING TUBE

    Original price $11.09
    Original price $11.09 - Original price $11.09
    Original price $11.09
    Current price $9.76
    $9.76 - $9.76
    Current price $9.76
    Save $1.33 Save $0.00
  • DST10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $35.78
    Original price $35.78 - Original price $35.78
    Original price $35.78
    Current price $31.49
    $31.49 - $31.49
    Current price $31.49

    10' METAL SAMPLING TUBE DUCT

    Original price $35.78
    Original price $35.78 - Original price $35.78
    Original price $35.78
    Current price $31.49
    $31.49 - $31.49
    Current price $31.49
    Save $4.29 Save $0.00
  • DT-325EP SIEMENS

    SIEMENS
    Original price $312.03
    Original price $312.03 - Original price $312.03
    Original price $312.03
    Current price $265.23
    $265.23 - $265.23
    Current price $265.23

    325 Deg Exp Proof Thermal..500-688982

    Original price $312.03
    Original price $312.03 - Original price $312.03
    Original price $312.03
    Current price $265.23
    $265.23 - $265.23
    Current price $265.23
    Save $46.80 Save $0.00
  • DT8035V RESIDEO

    RESIDEO
    Original price $48.77
    Original price $48.77 - Original price $48.77
    Original price $48.77
    Current price $41.45
    $41.45 - $41.45
    Current price $41.45

    DT8035,DUAL TEC,35FT,G2, US

    Original price $48.77
    Original price $48.77 - Original price $48.77
    Original price $48.77
    Current price $41.45
    $41.45 - $41.45
    Current price $41.45
    Save $7.32 Save $0.00
  • DT8050V RESIDEO

    RESIDEO
    Original price $64.57
    Original price $64.57 - Original price $64.57
    Original price $64.57
    Current price $54.88
    $54.88 - $54.88
    Current price $54.88

    DT8050V,DUAL-TEC,50',X-BAND,10

    Original price $64.57
    Original price $64.57 - Original price $64.57
    Original price $64.57
    Current price $54.88
    $54.88 - $54.88
    Current price $54.88
    Save $9.69 Save $0.00
  • DTK-120/240CM+ DITEK

    DITEK
    Sign in for pricing

    120/240 VAC, Parallel Protector, 2W(+G), UL1449 Listed SPD Type 1

    Sign in for pricing
    Save $9.56 Save $0.00
  • DTK-120/240HD DITEK

    DITEK
    Sign in for pricing

    120/240 VAC Split Phase, 3W(+G), 50kA, SPD Type 1 & 2, UL1449 Listed

    Sign in for pricing
    Save $30.94 Save $0.00
  • DTK-120/240HW DITEK

    DITEK
    Sign in for pricing

    120/240 VAC, Parallel Protector, 3W(+G), UL1449 Listed SPD Type 1

    Sign in for pricing
    Save $12.60 Save $0.00
  • DTK-120HW DITEK

    DITEK
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    120VAC, 20A Parallel Protector UL1449 Listed SPD Type 1

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