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    Sensors & Switches / CO2 Sensor

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    Results 1-50 of 961.
    GENERAL MONITORS INC 20630-5

    GENERAL MONITORS INC

    20630-5

    DISCONTINUED BY MANUFACTURER, GAS MONITOR, 0.8 AMP, 117 VAC, 50-60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$1,899.45
    CAN$1,899.45
    Repair Yours CAN$1,328.56
    HONEYWELL C7232B1022

    HONEYWELL

    C7232B1022

    CO2 SENSOR, NO HW LOGO, DUCT MOUNT WITH DISPLAY, 1 MOD 1
    ✓ IN STOCK!
    CAN$1,169.73 Buy Surplus As Low As CAN$815.96
    CAN$815.96
    HONEYWELL E3SRMNO2

    HONEYWELL

    HONEYWELL ANALYTICS

    E3SRMNO2

    NO2, REMOTE SENSOR, -4/122F
    ✓ IN STOCK!
    CAN$907.34 Buy Surplus As Low As CAN$710.27
    CAN$710.27
    GENERAL MONITORS INC S4000TH-1-0-01-1

    GENERAL MONITORS INC

    S4000TH-1-0-01-1

    DISCONTINUED BY MANUFACTURER, GAS DETECTION UNIT, INTELLIGENT SENSOR, 24 VDC, 7 WATT MAX
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$3,429.67
    CAN$3,429.67
    Repair Yours CAN$2,583.06
    UNITED TECHNOLOGIES 33ZCT55C02

    UNITED TECHNOLOGIES

    CARRIER

    33ZCT55C02

    DISCONTINUED BY MANUFACTURER, SENSOR, CO2 AND SPACE TEMPERATURE, W/ OVERRIDE, SINGLE BEAM ABSORPTION INFRARED SENSING, 0 TO 2000 PPM RANGE, 10 K OHM THERMISTOR, 18-30 VAC, 50/60 HZ, 2.75 VA ...
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$932.27
    CAN$932.27
    Repair Yours CAN$557.76
    KIDDE-FENWAL, LLC 70030380

    KIDDE-FENWAL, LLC

    KIDDE FIRE SYSTEMS

    70030380

    CO2 PRESSURE OPERATED SIREN (AVAILABILITY LIMITED TO QUANTITY ON HAND)
    ✓ IN STOCK!
    CAN$3,822.07 Buy Surplus As Low As CAN$1,182.95
    CAN$1,182.95
    VERIS CWLSHTA

    VERIS

    CWLSHTA

    CO2 SENSOR, WALL, LCD, RH 2%, T-TRANSMITTER, 50-95F, POSSIBLE REPLACEMENT CW2LA2A
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$1,202.74
    CAN$1,202.74
    GENERAL MONITORS INC 31140-2

    GENERAL MONITORS INC

    31140-2

    DISCONTINUED BY MANUFACTURER, INTELLIGENT SENSOR, COMBUSTIBLE GAS DETECTION INSTRUMENT, TYPE 4X, MODEL# S4000C, EEXD IIB.T5 (TAMB=40 DEGREE C TO +70 DEGREE C)
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$2,705.16
    CAN$2,705.16
    FUJI ELECTRIC ZKM1B111-YEY1

    FUJI ELECTRIC

    ZKM1B111-YEY1

    DISCONTINUED BY MANUFACTURER, OXYGEN TRANSMITTER, 4-20 MA, 100-240 VAC, 50/60 HZ, 20 VA, IP66
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$1,653.66
    CAN$1,653.66
    Repair Yours CAN$1,466.84
    HONEYWELL 54-49-90

    HONEYWELL

    BW TECHNOLOGIES

    54-49-90

    O2 SENSOR FOR MULTI PRO
    ✓ IN STOCK!
    CAN$1,533.11 Buy Surplus As Low As CAN$927.53
    CAN$927.53
    SIEMENS 7MB2334-8AK40-4FA1

    SIEMENS

    7MB2334-8AK40-4FA1

    DISCONTINUED BY MANUFACTURER, GASULTRAMAT 23, 120 V, 60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$2,004.88
    CAN$2,004.88
    VAISALA SENSOR SYS GMP25252C0A1N1

    VAISALA SENSOR SYS

    GMP25252C0A1N1

    GMP252 CARBON DIOXIDE PROBE FOR PPM-LEVEL MEASUREMENTS, PROBE 0...20 000 PPM PTFE FILTER, OUTPUT 4...20 MA, ACTIVE INTERNAL TEMPERATURE COMPENSATION ON, PRESSURE 1013 HPA, GAS 0 %O2, 0 %RH, ...
    ✓ IN STOCK!
    CAN$1,772.89 Buy Surplus As Low As CAN$1,064.02
    CAN$1,064.02
    HONEYWELL SPXCDULNB1M

    HONEYWELL

    HONEYWELL ANALYTICS

    SPXCDULNB1M

    SENSEPOINT XCD TRANSMITTERS, CLASS I, DIV. 1: UL APPROVAL, CARBON DIOXIDE (CO2) EXPLOSION PROOF TRANSMITTER (IR), 4-20 MA, 3 RELAYS, MODBUS, 0-2% VOL ALUMINUM ENCLOSURE
    ✓ IN STOCK!
    CAN$5,952.08 Buy Surplus As Low As CAN$4,659.92
    CAN$4,659.92
    DRAGER 6813095

    DRAGER

    6813095

    DISCONTINUED BY MANUFACTURER, GAS SENSOR, NH3TL, ELECTROCHEMICAL SENSOR, TARGET GAS AMMONIA, 1-300PPM, ADDITIONAL GASES AMINES
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$1,264.81
    CAN$1,264.81
    HONEYWELL 129431-L3

    HONEYWELL

    NOTIFIER CO

    129431-L3

    CARBON MONOXIDE SENSORS, SERIES S301D2CO, EXPLOSION PROOF SENSOR
    ✓ IN STOCK!
    CAN$2,497.21 Buy Surplus As Low As CAN$726.05
    CAN$726.05
    CALIBRATION TECHNOLOGIES INC GG-CO2-3%-ST

    CALIBRATION TECHNOLOGIES INC

    GG-CO2-3%-ST

    CO2 DETECTOR, 4/20 MA OUTPUT, REAL-TIME CONTINUOUS MONITORING
    ✓ IN STOCK!
    CAN$4,375.30 Buy Surplus As Low As CAN$1,911.17
    CAN$1,911.17
    HONEYWELL C7232B1006

    HONEYWELL

    C7232B1006

    CO2 SENSOR, DUCT MOUNT WITH DISPLAY, 1 MOD 1 RELAY OUTPUT
    ✓ IN STOCK!
    CAN$995.17 Buy Surplus As Low As CAN$756.33
    CAN$756.33
    HONEYWELL MC2-XWHM-Y-NA

    HONEYWELL

    BW TECHNOLOGIES

    MC2-XWHM-Y-NA

    DISCONTINUED BY MANUFACTURER, GASALERTMICROCLIP XT DETECTORS, COMBUSTIBLE (% LEL), OXYGEN (O2), HYDROGEN SULFIDE (H2S), CARBON MONOXIDE (CO) - YELLOW HOUSING
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$720.33
    CAN$720.33
    Repair Yours CAN$531.42
    DRAGER 8317637

    DRAGER

    8317637

    DISCONTINUED BY MANUFACTURER, GAS DETECTOR, TRANSMITTER, CABLE CONNECTION M20, POLYTRON 7000
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$2,416.41
    CAN$2,416.41
    SCHNEIDER ELECTRIC 50441

    SCHNEIDER ELECTRIC

    MERLIN GERIN

    50441

    CLOSED TOROID SENSOR, SA200, 400 AMP, 1000 V, 45-440 HZ, A TYPE, 1/1000 TRANSFORMER RATIO, SCREW CONNECTION, -35 TO +70 DEGREE C, IP20/30 , 50441
    ✓ IN STOCK!
    CAN$2,814.07 Buy Surplus As Low As CAN$975.23
    CAN$975.23
    THERMO FISHER SCIENTIFIC 410I-ANPDCB

    THERMO FISHER SCIENTIFIC

    THERMO SCIENTIFIC

    410I-ANPDCB

    DISCONTINUED BY MANUFACTURER, CARBON DIOXIDE GAS ANALYZER, MODEL 410I, 110/115/220/240 V, 1 L/MIN, NDIR, 16 DIGITAL INPUTS
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$945.16
    CAN$945.16
    GENERAL ELECTRIC RL-101

    GENERAL ELECTRIC

    REDLINE

    RL-101

    DISCONTINUED BY MANUFACTURER, WIRELESS SENSOR HEAD, 2.4 GHZ RADIO NETWORK, POWERED BY 4 AA BATTERIES, ELECTROCHEMICAL SENSOR
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$1,050.86
    CAN$1,050.86
    COHERENT ENRSL281003

    COHERENT

    ENRSL281003

    CO2 LAZER SENSOR, 30W, 10.6 UM
    ✓ IN STOCK!
    CAN$11,595.58 Buy Surplus As Low As CAN$3,712.38
    CAN$3,712.38
    FUJI ELECTRIC ZKMABY12-YEY1AYRY

    FUJI ELECTRIC

    ZKMABY12-YEY1AYRY

    OXYGEN TRANSMITTER, SURFACE-MOUNT, NO OPTIONS / ADD-ONS, 4-20 MA (DC), IP 66
    ✓ IN STOCK!
    CAN$4,905.15 Buy Surplus As Low As CAN$3,031.67
    CAN$3,031.67
    Repair Yours CAN$2,092.69
    SIEMENS QPM2162D

    SIEMENS

    SIEMENS INDUSTRY

    QPM2162D

    DUCT CO2, RH & TEMPERATURE SENSOR, 0-10V / 4-20MA OUTPUT (SELECTABLE), WITH DISPLAY
    ✓ IN STOCK!
    CAN$1,334.50 Buy Surplus As Low As CAN$751.83
    CAN$751.83
    DRAGER 8317710

    DRAGER

    8317710

    GAS DETECTOR, POLYTRON 7000, 30VAC, 0.3A, 2-WIRE, GLASS FIBRE REINFORCED POLYESTER
    ✓ IN STOCK!
    CAN$3,624.13 Buy Surplus As Low As CAN$1,885.09
    CAN$1,885.09
    Repair Yours CAN$1,496.37
    MSA A-ULTX-SENS-11-1-0

    MSA

    A-ULTX-SENS-11-1-0

    CARBON MONOXIDE SENSOR, 0-100 PPM, 316 STAINLESS STEEL, ALL XP MODELS EXCEPT IR, FINE THREADS
    ✓ IN STOCK!
    CAN$3,472.87 Buy Surplus As Low As CAN$1,389.71
    CAN$1,389.71
    HONEYWELL SPXCDXSFXSS

    HONEYWELL

    HONEYWELL SENSING SOLUTIONS

    SPXCDXSFXSS

    SENSOR, COMBUSTIBLE, FLAMMABLE CATALYTIC BEAD, 0-100% LEL (20.0 TO 100.0% LEL)
    ✓ IN STOCK!
    CAN$2,226.21 Buy Surplus As Low As CAN$1,228.12
    CAN$1,228.12
    MSA A-ULTX-SENS-12-0-0

    MSA

    A-ULTX-SENS-12-0-0

    GAS SENSOR, ULTIMA X SERIES, 0-500 PPM, CARBON MONOXIDE, GENERAL PURPOSE
    ✓ IN STOCK!
    CAN$2,990.45 Buy Surplus As Low As CAN$1,641.72
    CAN$1,641.72
    Repair Yours CAN$1,336.03
    GENERAL MONITORS INC 11159-1

    GENERAL MONITORS INC

    11159-1

    GAS SENSOR, CONTINUOUS DIFFUSION, LOW TEMP CATALYTIC BEAD, HIGH TEMP HYDROCARBON SENSORS, 6-SECOND RESPONSE TIME(CSA), <10 SECONDS RESPONSE TIME(ATEX), STAINLESS STEEL BODY, MAX 120 DEG C, 0 ...
    ✓ IN STOCK!
    CAN$3,948.22 Buy Surplus As Low As CAN$1,503.18
    CAN$1,503.18
    Repair Yours CAN$1,235.90
    HONEYWELL SPXCDXSFXSS

    HONEYWELL

    NOTIFIER CO

    SPXCDXSFXSS

    CARTRIDGE, GNRL, TYPE: SNSR, GENERAL NOTE: COMBUST, CATALYTIC , FLAMMABLE CAT 0-100% LEL (20 TO 100.0%LEL)
    ✓ IN STOCK!
    CAN$1,796.69 Buy Surplus As Low As CAN$909.72
    CAN$909.72
    AUTOMATION COMPONENTS INC Q5C-CO-1000P-O-X

    AUTOMATION COMPONENTS INC

    Q5C-CO-1000P-O-X

    MICROPROCESSOR, SMART SENSOR, CARBON MONOXIDE, 0-1000 PPM, 3 SPDT RELAYS, NEMA 4X ENCLOSURE, 4-20 MA
    ✓ IN STOCK!
    CAN$1,508.00 Buy New CAN$1,508.00
    CAN$996.00
    Repair Yours CAN$752.00
    AUTOMATION COMPONENTS INC TSENSE

    AUTOMATION COMPONENTS INC

    TSENSE

    CARBON DIOXIDE SENSOR, ANALOG AND MODBUS, 32F TO 122F OPERATING TEMPERATURE, RH/TEMP, RELAY, BACNET, 24 VAC/DC
    ✓ IN STOCK!
    CAN$919.00 Buy New CAN$919.00
    CAN$699.00
    Repair Yours CAN$459.00
    HONEYWELL HPA-U03

    HONEYWELL

    MICROSWITCH

    HPA-U03

    PHOTOELECTRIC
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$120.29
    CAN$120.29
    GENERAL ELECTRIC CR215DGR2

    GENERAL ELECTRIC

    CR215DGR2

    LIMIT SWITCH PROXIMITY RECEPTACLE 3TERMINAL
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$31.51
    CAN$31.51
    HONEYWELL C7632A1004

    HONEYWELL

    C7632A1004

    DISCONTINUED BY MANUFACTURER, CO2 SENSOR, WALL MOUNT, WITHOUT DISPLAY OR RELAY, 24 V AC/DC, +/-20%, 50/60 HZ, 0-10 VDC FOR 0-2000 PPM FIXED ANALOG OUTPUT, REPLACED BY C7233A1016
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$363.87
    CAN$363.87
    KIDDE CO120X

    KIDDE

    CO120X

    CARBON MONOXIDE RELAY MODULE, ELECTRICAL RATING 120 VAC, 60 HZ, 0.08 AMP, CONTACT RATING 120 VAC, 10 AMP, NON INDUCTIVE, 30 VDC, 5 AMP
    ✓ IN STOCK!
    CAN$42.96 Buy Surplus As Low As CAN$28.64
    CAN$28.64
    ROBERTS GORDON 02713200

    ROBERTS GORDON

    02713200

    ELECTRODE ASSEMBLY, REPLACEMENT KIT, CRV B & E SERIES
    ✓ IN STOCK!
    CAN$136.06 Buy Surplus As Low As CAN$81.64
    CAN$81.64
    INGERSOLL RAND X13790422-010

    INGERSOLL RAND

    TRANE

    X13790422-010

    DISCONTINUED BY MANUFACTURER, CO2 ZONE SENSOR, WALL MOUNT, BAYSENS251A, REPLACED BY SEN1564
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$300.96
    CAN$300.96
    Repair Yours CAN$363.64
    GENERAL ELECTRIC T8100-D

    GENERAL ELECTRIC

    T8100-D

    CO2 SENSOR, LCD DISPLAY, SINGLE CHANNEL, T8100 SERIES, WALL MOUNT, 0-50 C OPERATING TEMPERATURE, WEATHERPROOF ENCLOSURE, WHITE
    ✓ IN STOCK!
    CAN$619.27 Buy Surplus As Low As CAN$428.19
    CAN$428.19
    HONEYWELL C7232A1016

    HONEYWELL

    C7232A1016

    DISCONTINUED BY MANUFACTURER, CARBON DIOXIDE (CO2) SENSOR, 0-2000 PPM RANGE, WALL MOUNT, WITHOUT DISPLAY, SELECTABLE 0/2-10 VDC & 0/4-20 MA OUTPUT, SPST RELAY, 24 VAC/DC, HONEYWELL LOGO, (RE ...
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$586.61
    CAN$586.61
    Repair Yours CAN$360.00
    KYNAR LMS-15K

    KYNAR

    LMS-15K

    SENSOR 120/220V
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$135.72
    CAN$135.72
    Repair Yours CAN$360.00
    AIRTEST TR9291-BC

    AIRTEST

    TR9291-BC

    WALL SENSOR CO2 0-10V
    ✓ IN STOCK!
    CAN$296.44 Buy Surplus As Low As CAN$145.15
    CAN$145.15
    Repair Yours CAN$360.00
    AERIONICS 70-0714-0204-7

    AERIONICS

    70-0714-0204-7

    AERIONICS, 70-0714-0204-7, 70071402047, GAS MONITOR, CARBON MONOXIDE, PORTABLE, MACURCO MODEL CM-1, DETECTION RANGE 0-995 PPM,FLASHING LCD DISPLAY AND RED LED,ALARMS 35 PPM (LOW), 200 PPM (H ...
    ✓ IN STOCK!
    CAN$161.45 Buy Surplus As Low As CAN$68.64
    CAN$68.64
    DET TRONICS 225006-002

    DET TRONICS

    225006-002

    DISCONTINUED BY MANUFACTURER, GAS SENSOR, 3/4NPT, 3 WIRE
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$170.60
    CAN$170.60
    HONEYWELL MIDAS-E-CO2

    HONEYWELL

    HONEYWELL SENSING SOLUTIONS

    MIDAS-E-CO2

    CARBON DIOXIDE (CO2) - (0.15-2.0%)
    CAN$1,128.96 Buy Surplus As Low As CAN$618.61
    CAN$618.61
    TELEDYNE ANALYTICAL INSTRUMENTS C40371-F1R

    TELEDYNE ANALYTICAL INSTRUMENTS

    C40371-F1R

    GAS SENSOR, CARBON MONOXIDE, 3-PIN, CELL STYLE
    ✓ IN STOCK!
    CAN$328.66 Buy Surplus As Low As CAN$109.55
    CAN$109.55
    HONEYWELL CO1224T

    HONEYWELL

    NOTIFIER CO

    CO1224T

    DISCONTINUED BY MANUFACTURER, NOTIFIER PLUG-IN SMOKE DETECTORS, CONVENTIONAL CARBON MONOXIDE DETECTOR, 12/24 VDC, WITH SOUNDER AND TROUBLE RELAY WITH TEST FUNCTION; UL2075 LISTED
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$183.30
    CAN$183.30
    HONEYWELL CO1224T

    HONEYWELL

    SYSTEM SENSOR

    CO1224T

    CARBON MONOXIDE DETECTOR, W/TEST, 4 WIRE, 12-24 V DC, 0.5 AMP, 20 MA IN STANDBY, 40 MA IN ALARM
    ✓ IN STOCK!
    CAN$209.94 Buy Surplus As Low As CAN$117.00
    CAN$117.00
    DRAGER 4543060

    DRAGER

    4543060

    DISCONTINUED BY MANUFACTURER, FIXED GAS DETECTOR, POLYTRON, 2XP EX, SENSING HEAD, WITH CATALYTIC BEAD SENSOR, WITHOUT RELAYS, ATEX, CSA
    ✓ IN STOCK!
    Buy Surplus As Low As CAN$689.65
    CAN$689.65
    Repair Yours CAN$490.33
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