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  • OSE-RBA VESDA

    VESDA
    Original price $68.52 - Original price $68.52
    Original price
    $68.52
    $68.52 - $68.52
    Current price $68.52

    Emitter Alkaline Battery

    Original price $68.52 - Original price $68.52
    Original price
    $68.52
    $68.52 - $68.52
    Current price $68.52
    Sold out
  • OSE-SP-01 VESDA

    VESDA
    Original price $297.45
    Original price $297.45 - Original price $297.45
    Original price $297.45
    Current price $252.83
    $252.83 - $252.83
    Current price $252.83

    Emitter-Standard Power, battery version

    Original price $297.45
    Original price $297.45 - Original price $297.45
    Original price $297.45
    Current price $252.83
    $252.83 - $252.83
    Current price $252.83
    Save $44.62 Save $0.00
  • OSE-SPW VESDA

    VESDA
    Original price $302.02
    Original price $302.02 - Original price $302.02
    Original price $302.02
    Current price $240.18
    $240.18 - $240.18
    Current price $240.18

    Emitter, Stander power wired at 24 VDC

    Original price $302.02
    Original price $302.02 - Original price $302.02
    Original price $302.02
    Current price $240.18
    $240.18 - $240.18
    Current price $240.18
    Sold out
  • OSEH-ACF VESDA

    VESDA
    Original price $656.91
    Original price $656.91 - Original price $656.91
    Original price $656.91
    Current price $558.37
    $558.37 - $558.37
    Current price $558.37

    Anti-condensation film for OSID-EH housings

    Original price $656.91
    Original price $656.91 - Original price $656.91
    Original price $656.91
    Current price $558.37
    $558.37 - $558.37
    Current price $558.37
    Save $98.54 Save $0.00
  • OSI-10 VESDA

    VESDA
    Original price $584.63
    Original price $584.63 - Original price $584.63
    Original price $584.63
    Current price $496.94
    $496.94 - $496.94
    Current price $496.94

    Open-area Smoke Imaging Detection

    Original price $584.63
    Original price $584.63 - Original price $584.63
    Original price $584.63
    Current price $496.94
    $496.94 - $496.94
    Current price $496.94
    Save $87.69 Save $0.00
  • OSI-90 VESDA

    VESDA
    Original price $631.82
    Original price $631.82 - Original price $631.82
    Original price $631.82
    Current price $537.05
    $537.05 - $537.05
    Current price $537.05

    Imager - 80o Coverage, 24V DC

    Original price $631.82
    Original price $631.82 - Original price $631.82
    Original price $631.82
    Current price $537.05
    $537.05 - $537.05
    Current price $537.05
    Save $94.77 Save $0.00
  • OSI-R-SS SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $588.26 - Original price $588.26
    Original price
    $588.26
    $588.26 - $588.26
    Current price $588.26

    CONVENTIONAL SINGLE-ENDED REFLECTIVE IMAGING BEAM SMOKE DETECTOR

    Original price $588.26 - Original price $588.26
    Original price
    $588.26
    $588.26 - $588.26
    Current price $588.26
    Sold out
  • OSI-RI-FH FARENHYT

    FARENHYT
    Original price $1,578.97
    Original price $1,578.97 - Original price $1,578.97
    Original price $1,578.97
    Current price $1,330.34
    $1,330.34 - $1,330.34
    Current price $1,330.34

    Addressable Reflective Imaging Beam Smoke Detector For Addressable Farenhyt Panels

    Original price $1,578.97
    Original price $1,578.97 - Original price $1,578.97
    Original price $1,578.97
    Current price $1,330.34
    $1,330.34 - $1,330.34
    Current price $1,330.34
    Sold out
  • OSI-RI-FL FIRE-LITE

    FIRE-LITE
    Original price $830.28
    Original price $830.28 - Original price $830.28
    Original price $830.28
    Current price $730.65
    $730.65 - $730.65
    Current price $730.65

    XTRALIS - INTELLIGENT SINGLE-ENDED REFLECTIVE IMAGING BEAM SMOKE DETECTOR UL Listed

    Original price $830.28
    Original price $830.28 - Original price $830.28
    Original price $830.28
    Current price $730.65
    $730.65 - $730.65
    Current price $730.65
    Save $99.63 Save $0.00
  • OSI-RI-GW GAMEWELL

    GAMEWELL
    Original price $1,362.75 - Original price $1,362.75
    Original price
    $1,362.75
    $1,362.75 - $1,362.75
    Current price $1,362.75

    The OSI-RI-GW intelligent addressable reflector-type linear optical beam smoke..detector is uniquely suited for protecting large open areas with hi...

    View full details
    Original price $1,362.75 - Original price $1,362.75
    Original price
    $1,362.75
    $1,362.75 - $1,362.75
    Current price $1,362.75
    Sold out
  • OSI-RI-SK SILENT KNIGHT

    SILENT KNIGHT
    Original price $1,051.54 - Original price $1,051.54
    Original price
    $1,051.54
    $1,051.54 - $1,051.54
    Current price $1,051.54

    INTELLIGENT BEAM DETECTOR

    Original price $1,051.54 - Original price $1,051.54
    Original price
    $1,051.54
    $1,051.54 - $1,051.54
    Current price $1,051.54
    Sold out
  • OSID-EHE VESDA

    VESDA
    Original price $175.54
    Original price $175.54 - Original price $175.54
    Original price $175.54
    Current price $149.21
    $149.21 - $149.21
    Current price $149.21

    Emitter Environmental Housing

    Original price $175.54
    Original price $175.54 - Original price $175.54
    Original price $175.54
    Current price $149.21
    $149.21 - $149.21
    Current price $149.21
    Save $26.33 Save $0.00
  • OSID-EHI VESDA

    VESDA
    Original price $278.49
    Original price $278.49 - Original price $278.49
    Original price $278.49
    Current price $236.72
    $236.72 - $236.72
    Current price $236.72

    Imager Environmental Housing

    Original price $278.49
    Original price $278.49 - Original price $278.49
    Original price $278.49
    Current price $236.72
    $236.72 - $236.72
    Current price $236.72
    Save $41.77 Save $0.00
  • OSID-INST VESDA

    VESDA
    Original price $224.10
    Original price $224.10 - Original price $224.10
    Original price $224.10
    Current price $190.49
    $190.49 - $190.49
    Current price $190.49

    OSID Installation Kit

    Original price $224.10
    Original price $224.10 - Original price $224.10
    Original price $224.10
    Current price $190.49
    $190.49 - $190.49
    Current price $190.49
    Save $33.61 Save $0.00
  • OSP-001 VESDA

    VESDA
    Original price $55.19
    Original price $55.19 - Original price $55.19
    Original price $55.19
    Current price $46.91
    $46.91 - $46.91
    Current price $46.91

    FTDI Cable 1.5m

    Original price $55.19
    Original price $55.19 - Original price $55.19
    Original price $55.19
    Current price $46.91
    $46.91 - $46.91
    Current price $46.91
    Save $8.28 Save $0.00
  • OSP-002 VESDA

    VESDA
    Original price $91.87
    Original price $91.87 - Original price $91.87
    Original price $91.87
    Current price $78.09
    $78.09 - $78.09
    Current price $78.09

    DETECTOR BEAM LASER ALIGN TOOL

    Original price $91.87
    Original price $91.87 - Original price $91.87
    Original price $91.87
    Current price $78.09
    $78.09 - $78.09
    Current price $78.09
    Save $13.78 Save $0.00
  • OSP-003 VESDA

    VESDA
    Original price $100.68
    Original price $100.68 - Original price $100.68
    Original price $100.68
    Current price $85.58
    $85.58 - $85.58
    Current price $85.58

    Acrylic test filter - 10 pack

    Original price $100.68
    Original price $100.68 - Original price $100.68
    Original price $100.68
    Current price $85.58
    $85.58 - $85.58
    Current price $85.58
    Save $15.10 Save $0.00
  • OSP-004 VESDA

    VESDA
    Original price $109.79
    Original price $109.79 - Original price $109.79
    Original price $109.79
    Current price $93.32
    $93.32 - $93.32
    Current price $93.32

    Test filter 10 pack

    Original price $109.79
    Original price $109.79 - Original price $109.79
    Original price $109.79
    Current price $93.32
    $93.32 - $93.32
    Current price $93.32
    Save $16.47 Save $0.00
  • OSY2 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $142.28 - Original price $142.28
    Original price
    $142.28
    $142.28 - $142.28
    Current price $142.28

    OUSIDE SCREW AND YOKE VALVE SUPERVISORY SWITCH

    Original price $142.28 - Original price $142.28
    Original price
    $142.28
    $142.28 - $142.28
    Current price $142.28
    Sold out
  • OSYSU-1 POTTER

    POTTER
    Original price $97.18
    Original price $97.18 - Original price $97.18
    Original price $97.18
    Current price $82.60
    $82.60 - $82.60
    Current price $82.60

    SUPERVISORY SWITCH

    Original price $97.18
    Original price $97.18 - Original price $97.18
    Original price $97.18
    Current price $82.60
    $82.60 - $82.60
    Current price $82.60
    Save $14.58 Save $0.00
  • OSYSU-2 POTTER

    POTTER
    Original price $108.68
    Original price $108.68 - Original price $108.68
    Original price $108.68
    Current price $92.38
    $92.38 - $92.38
    Current price $92.38

    SUPERVISORY SWITCH

    Original price $108.68
    Original price $108.68 - Original price $108.68
    Original price $108.68
    Current price $92.38
    $92.38 - $92.38
    Current price $92.38
    Save $16.30 Save $0.00
  • OSYSU-2-CRH POTTER

    POTTER
    Original price $159.56
    Original price $159.56 - Original price $159.56
    Original price $159.56
    Current price $135.63
    $135.63 - $135.63
    Current price $135.63

    OSY SUPERVISORY SWITCH CORROSION RESIST

    Original price $159.56
    Original price $159.56 - Original price $159.56
    Original price $159.56
    Current price $135.63
    $135.63 - $135.63
    Current price $135.63
    Save $23.93 Save $0.00
  • OX-6 MACURCO

    MACURCO
    Original price $481.90
    Original price $481.90 - Original price $481.90
    Original price $481.90
    Current price $409.62
    $409.62 - $409.62
    Current price $409.62

    Gray Housing-Oxygen O2 Fixed Gas Detector & Controller

    Original price $481.90
    Original price $481.90 - Original price $481.90
    Original price $481.90
    Current price $409.62
    $409.62 - $409.62
    Current price $409.62
    Save $72.28 Save $0.00
  • OX-6 WHITE MACURCO

    MACURCO
    Original price $490.91
    Original price $490.91 - Original price $490.91
    Original price $490.91
    Current price $417.27
    $417.27 - $417.27
    Current price $417.27

    White Housing-Oxygen O2 Fixed Gas Detector & Controller

    Original price $490.91
    Original price $490.91 - Original price $490.91
    Original price $490.91
    Current price $417.27
    $417.27 - $417.27
    Current price $417.27
    Save $73.64 Save $0.00
  • P-027193 KIDDE

    KIDDE COMMERCIAL
    Original price $35.79 - Original price $35.79
    Original price
    $35.79
    $35.79 - $35.79
    Current price $35.79

    Surface Box, Cast Mounting, 270 Series.

    Original price $35.79 - Original price $35.79
    Original price
    $35.79
    $35.79 - $35.79
    Current price $35.79
  • P-039250 KIDDE

    KIDDE COMMERCIAL
    Original price $19.87 - Original price $19.87
    Original price
    $19.87
    $19.87 - $19.87
    Current price $19.87

    Surface box, Steel Mounting, 270 Series.

    Original price $19.87 - Original price $19.87
    Original price
    $19.87
    $19.87 - $19.87
    Current price $19.87
  • P2RHK SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $83.58 - Original price $83.58
    Original price
    $83.58
    $83.58 - $83.58
    Current price $83.58
    DISCONTINUED

    HORN/STROBE HI-CANDELA WEATHERPROOF

    Original price $83.58 - Original price $83.58
    Original price
    $83.58
    $83.58 - $83.58
    Current price $83.58
    Sold out
  • P2RHK-120 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $110.03 - Original price $110.03
    Original price
    $110.03
    $110.03 - $110.03
    Current price $110.03

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

    Original price $110.03 - Original price $110.03
    Original price
    $110.03
    $110.03 - $110.03
    Current price $110.03
    Sold out
  • P2RK SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $77.23 - Original price $77.23
    Original price
    $77.23
    $77.23 - $77.23
    Current price $77.23
    DISCONTINUED

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

    Original price $77.23 - Original price $77.23
    Original price
    $77.23
    $77.23 - $77.23
    Current price $77.23
    Sold out
  • P2RL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $55.47 - Original price $55.47
    Original price
    $55.47
    $55.47 - $55.47
    Current price $55.47
    DISCONTINUED

    HORN STROBE 2W RED WALL

    Original price $55.47 - Original price $55.47
    Original price
    $55.47
    $55.47 - $55.47
    Current price $55.47
    Sold out
  • P2RL-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $601.14 - Original price $601.14
    Original price
    $601.14
    $601.14 - $601.14
    Current price $601.14
    DISCONTINUED

    HORN STROBE 2W RED WALL; 10 PACK

    Original price $601.14 - Original price $601.14
    Original price
    $601.14
    $601.14 - $601.14
    Current price $601.14
    Sold out
  • P2RL-LF SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $98.24
    Original price $98.24 - Original price $98.24
    Original price $98.24
    Current price $86.45
    $86.45 - $86.45
    Current price $86.45

    COMBO 2W WALL LOW FREQUENCY RED

    Original price $98.24
    Original price $98.24 - Original price $98.24
    Original price $98.24
    Current price $86.45
    $86.45 - $86.45
    Current price $86.45
    Save $11.79 Save $0.00
  • P2RL-LF-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $738.54 - Original price $738.54
    Original price
    $738.54
    $738.54 - $738.54
    Current price $738.54

    COMBO 2W WALL LOW FREQUENCY RED BULK PACK

    Original price $738.54 - Original price $738.54
    Original price
    $738.54
    $738.54 - $738.54
    Current price $738.54
    Sold out
  • P2RLED SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $46.64 - Original price $46.64
    Original price
    $46.64
    $46.64 - $46.64
    Current price $46.64

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

    Original price $46.64 - Original price $46.64
    Original price
    $46.64
    $46.64 - $46.64
    Current price $46.64
    Sold out
  • P2RLED-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $432.34 - Original price $432.34
    Original price
    $432.34
    $432.34 - $432.34
    Current price $432.34

    LED Horn Strobe: 2-wire: Indoor: Wall: Red: Bulk Pack: Marked FIRE

    Original price $432.34 - Original price $432.34
    Original price
    $432.34
    $432.34 - $432.34
    Current price $432.34
  • P2S-000 POTTER

    POTTER
    Original price $332.22
    Original price $332.22 - Original price $332.22
    Original price $332.22
    Current price $282.39
    $282.39 - $282.39
    Current price $282.39

    LV. 2 HIGH SECURITY CONTACT

    Original price $332.22
    Original price $332.22 - Original price $332.22
    Original price $332.22
    Current price $282.39
    $282.39 - $282.39
    Current price $282.39
    Save $49.83 Save $0.00
  • P2WK SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $78.99
    Original price $78.99 - Original price $78.99
    Original price $78.99
    Current price $69.51
    $69.51 - $69.51
    Current price $69.51
    DISCONTINUED

    WHITE OUTDOOR HORN STROBE

    Original price $78.99
    Original price $78.99 - Original price $78.99
    Original price $78.99
    Current price $69.51
    $69.51 - $69.51
    Current price $69.51
    Save $9.48 Save $0.00
  • P2WK-P SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $79.09
    Original price $79.09 - Original price $79.09
    Original price $79.09
    Current price $69.60
    $69.60 - $69.60
    Current price $69.60
    DISCONTINUED

    WHITE OUTDOOR HORN STROBE, PLAIN

    Original price $79.09
    Original price $79.09 - Original price $79.09
    Original price $79.09
    Current price $69.60
    $69.60 - $69.60
    Current price $69.60
    Save $9.49 Save $0.00
  • P2WL-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $467.72
    Original price $467.72 - Original price $467.72
    Original price $467.72
    Current price $411.59
    $411.59 - $411.59
    Current price $411.59
    DISCONTINUED

    HORN STROBE 2W WHITE WALL; 10 PACK

    Original price $467.72
    Original price $467.72 - Original price $467.72
    Original price $467.72
    Current price $411.59
    $411.59 - $411.59
    Current price $411.59
    Save $56.13 Save $0.00
  • P2WL-LF SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $109.82
    Original price $109.82 - Original price $109.82
    Original price $109.82
    Current price $96.64
    $96.64 - $96.64
    Current price $96.64

    COMBO 2W WALL LOW FREQUENCY WHT

    Original price $109.82
    Original price $109.82 - Original price $109.82
    Original price $109.82
    Current price $96.64
    $96.64 - $96.64
    Current price $96.64
    Save $13.18 Save $0.00
  • P2WL-LF-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $775.83 - Original price $775.83
    Original price
    $775.83
    $775.83 - $775.83
    Current price $775.83

    COMBO 2W WALL LOW FREQUENCY WHT BULK PACK

    Original price $775.83 - Original price $775.83
    Original price
    $775.83
    $775.83 - $775.83
    Current price $775.83
    Sold out
  • P2WLED SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $46.61 - Original price $46.61
    Original price
    $46.61
    $46.61 - $46.61
    Current price $46.61

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

    Original price $46.61 - Original price $46.61
    Original price
    $46.61
    $46.61 - $46.61
    Current price $46.61
    Sold out
  • P2WLED-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $526.30 - Original price $526.30
    Original price
    $526.30
    $526.30 - $526.30
    Current price $526.30

    LED Horn Strobe: 2-wire: Indoor: Wall: White: Bulk Pack: Marked FIRE

    Original price $526.30 - Original price $526.30
    Original price
    $526.30
    $526.30 - $526.30
    Current price $526.30
    Sold out
  • P32-1T-KL POTTER

    POTTER
    Original price $39.36
    Original price $39.36 - Original price $39.36
    Original price $39.36
    Current price $33.46
    $33.46 - $33.46
    Current price $33.46

    KEY RESET PULL RED

    Original price $39.36
    Original price $39.36 - Original price $39.36
    Original price $39.36
    Current price $33.46
    $33.46 - $33.46
    Current price $33.46
    Save $5.90 Save $0.00
  • P48-21-00 FIRE-LITE

    FIRE-LITE
    Original price $6.96
    Original price $6.96 - Original price $6.96
    Original price $6.96
    Current price $6.12
    $6.12 - $6.12
    Current price $6.12

    END CAP FOR METAL SAMPLING TUBES

    Original price $6.96
    Original price $6.96 - Original price $6.96
    Original price $6.96
    Current price $6.12
    $6.12 - $6.12
    Current price $6.12
    Save $0.84 Save $0.00
  • P4RK SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $100.48
    Original price $100.48 - Original price $100.48
    Original price $100.48
    Current price $88.42
    $88.42 - $88.42
    Current price $88.42

    4 Wire Horn/Strobe STD Candela Red

    Original price $100.48
    Original price $100.48 - Original price $100.48
    Original price $100.48
    Current price $88.42
    $88.42 - $88.42
    Current price $88.42
    Save $12.06 Save $0.00
  • P4RL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $79.27 - Original price $79.27
    Original price
    $79.27
    $79.27 - $79.27
    Current price $79.27

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

    Original price $79.27 - Original price $79.27
    Original price
    $79.27
    $79.27 - $79.27
    Current price $79.27
    Sold out
  • P4WL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $79.22
    Original price $79.22 - Original price $79.22
    Original price $79.22
    Current price $69.71
    $69.71 - $69.71
    Current price $69.71

    HORN STROBE, 4W, WHITE, WALL, 12/24 V

    Original price $79.22
    Original price $79.22 - Original price $79.22
    Original price $79.22
    Current price $69.71
    $69.71 - $69.71
    Current price $69.71
    Save $9.51 Save $0.00