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    Sensors & Switches / CO2 Sensor

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    Results 151-200 of 965.
    DRAGER 4543059

    DRAGER

    4543059

    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 $600.00
    $600.00
    BEACONMEDAES 4107213107

    BEACONMEDAES

    4107213107

    DISCONTINUED BY MANUFACTURER, CARBON DIOXIDE SENSOR, MEGA 3,
    ✓ IN STOCK!
    Buy Surplus As Low As $546.48
    $546.48
    Repair Yours $460.00
    AIRTEST TR9294-A-L

    AIRTEST

    TR9294-A-L

    CO2 WALL TRANSMITTER, W/ DISPLAY, 2000 PPM, 0-5V, DUAL OUT
    ✓ IN STOCK!
    $443.00 Buy Surplus As Low As $266.00
    $266.00
    VERIS CWXPXXX

    VERIS

    CWXPXXX

    WALL C02 SENSOR, CW PROTOCALL SERIES, DELUXE, HIGH IMPACT, CLOUD WHITE, 5000 PPM, NDIR, 24-18 AWG, WALL MOUNT, 24 VAC, 30 VDC
    ✓ IN STOCK!
    $477.00 Buy Surplus As Low As $270.51
    $270.51
    PUREGAS 51252

    PUREGAS

    51252

    DISCONTINUED BY MANUFACTURER, CO2/H2O ABSORBER-DRYERS, 12" LENGTH
    ✓ IN STOCK!
    Buy Surplus As Low As $191.52
    $191.52
    SENVA TGW-BCN-S

    SENVA

    TGW-BCN-S

    DISCONTINUED BY MANUFACTURER, GAS SENSOR, TG SERIES, CO/NO2 SENSING, 2 ANALOG OUTPUTS, BCNET/MODBUS NETWORK COMMUNICATION
    ✓ IN STOCK!
    Buy Surplus As Low As $775.20
    $775.20
    Repair Yours $598.00
    GFG INSTRUMENTATION 5701-014

    GFG INSTRUMENTATION

    5701-014

    GFG OXYGEN (O2) 0 - 25% VOL. - 5701-014
    ✓ IN STOCK!
    $244.00 Buy Surplus As Low As $145.80
    $145.80
    BAPI BA/ACD05-D-BB-BNK

    BAPI

    BA/ACD05-D-BB-BNK

    CO2 ABC BAPI-BOX™ DUCT [0-5V] [BNK] [BLUE], AIR QUALITY
    ✓ IN STOCK!
    $381.00 Buy New $381.00
    $252.00
    SIEMENS 7MB2334-8AK40-4FA1

    SIEMENS

    7MB2334-8AK40-4FA1

    DISCONTINUED BY MANUFACTURER, GASULTRAMAT 23, 120 V, 60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $2,430.00
    $2,430.00
    NTK LZA03-E1

    NTK

    LZA03-E1

    WIDEBAND O2 SENSOR, 5 WIRE
    ✓ IN STOCK!
    $821.43 Buy Surplus As Low As $492.86
    $492.86
    Repair Yours $474.00
    HONEYWELL 54-49-90

    HONEYWELL

    BW TECHNOLOGIES

    54-49-90

    O2 SENSOR FOR MULTI PRO
    ✓ IN STOCK!
    $783.00 Buy Surplus As Low As $439.45
    $439.45
    OMRON B5W-LD0101-1

    OMRON

    B5W-LD0101-1

    AIR QUALITY SENSOR STD PACK=1
    ✓ IN STOCK!
    $18.00 Buy Surplus As Low As $11.00
    $11.00
    VAISALA SENSOR SYS GMW115

    VAISALA SENSOR SYS

    GMW115

    CARBON DIOXIDE TRANSMITTER, WALL-MOUNTED, 0-2000 PPM MEASUREMENT RANGE, 1 MIN RESPONSE TIME, 24 V
    ✓ IN STOCK!
    $770.00 Buy New $770.00
    $395.35
    BAPI BA/BS3F-DCD10-Z-ARW

    BAPI

    BA/BS3F-DCD10-Z-ARW

    CO2 SENSOR,W/DISPLAY,F INDICATION,0-10V OUTPUT,NO OVER RIDE
    ✓ IN STOCK!
    $495.00 Buy New $495.00
    $376.20
    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 $1,800.00
    $1,800.00
    Repair Yours $1,494.00
    EDWARDS SIGNALING SIGA2-PCOS-CA

    EDWARDS SIGNALING

    SIGA2-PCOS-CA

    DISCONTINUED BY MANUFACTURER, INTELLIGENT PHOTOELECTRIC DETECTOR, W/ CARBON MONOXIDE SENSOR, FOR USE IN CANADIAN MARKETS ONLY [-CA], DIMENSIONS 5X5X2 IN, REPLACED BY SIGA-PCD-CA
    ✓ IN STOCK!
    Buy Surplus As Low As $153.00
    $153.00
    HONEYWELL 50016094-001

    HONEYWELL

    50016094-001

    DISCONTINUED BY MANUFACTURER, CO2 SENSOR, 0-30000 PPM CO2 / (1) 0-5 VDC / 3 RELAY OUTPUT
    ✓ IN STOCK!
    Buy Surplus As Low As $44.57
    $44.57
    SENVA CT1D-A3D

    SENVA

    CT1D-A3D

    CO2/TEMP DUCT SENSOR, CT1D SERIES, LCD NOTEMP, DUCT PROBE, OUTPUT 0-5V_0-10V_4-20MA 3-WIRE, SETPOINT RELAY, TEMP SENSOR NO
    ✓ IN STOCK!
    $322.00 Buy New $322.00
    $245.00
    KELE & ASSOCIATES KCD-D-V

    KELE & ASSOCIATES

    KCD-D-V

    0-10VDC, CO2 SENSOR, DUCT MOUNT
    $369.00 Buy Surplus As Low As $222.00
    $222.00
    KELE & ASSOCIATES T8100-B

    KELE & ASSOCIATES

    T8100-B

    CO2 WALL MOUNT SENSOR, NO DISPLAY
    $568.00 Buy Surplus As Low As $341.00
    $341.00
    ORBISPHERE C1100

    ORBISPHERE

    C1100

    DISCONTINUED BY MANUFACTURER, OZONE SENSOR
    ✓ IN STOCK!
    Buy Surplus As Low As $1,212.00
    $1,212.00
    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!
    $3,025.00 Buy Surplus As Low As $2,300.00
    $2,300.00
    SONTAY SC-S-200000

    SONTAY

    SC-S-200000

    DISCONTINUED BY MANUFACTURER, TEMPERATURE & CO2 SENSOR, SPACE-MOUNT, RANGE: 0-1000PPB TVOC, RANGE: 0 TO +40 DEGREES C, 24 VDC / 30 MA SUPPLY, IP30
    ✓ IN STOCK!
    Buy Surplus As Low As $92.93
    $92.93
    RHEEM 47-42565-02

    RHEEM

    47-42565-02

    DISCONTINUED BY MANUFACTURER, CO2 SENSOR, 24V, 50/60HZ, 2-10 VDC
    ✓ IN STOCK!
    Buy Surplus As Low As $500.00
    $500.00
    HONEYWELL C7232B1006/U

    HONEYWELL

    C7232B1006/U

    CO2 SENSOR, RANGE / 0-2000 PPM, 0/2-10 VDC OR 0/4-20MA OUTPUT, WITH DISPLAY, DUCT MOUNT
    ✓ IN STOCK!
    $838.00 Buy Surplus As Low As $541.45
    $541.45
    Repair Yours $333.99
    UNITED TECHNOLOGIES 33ZCSPTCO2-01

    UNITED TECHNOLOGIES

    CARRIER

    33ZCSPTCO2-01

    CO2 VENTILATION SENSOR
    ✓ IN STOCK!
    $2,810.00 Buy Surplus As Low As $2,136.00
    $2,136.00
    KELE & ASSOCIATES KCO2-D-V

    KELE & ASSOCIATES

    KCO2-D-V

    CARBON DIOXIDE SENSOR, 0-10 VDC, DUCT MOUNT, 0-2000 PPM
    ✓ IN STOCK!
    $344.00 Buy Surplus As Low As $262.00
    $262.00
    SONTAY GS-CO2-RHT-1001-SP

    SONTAY

    GS-CO2-RHT-1001-SP

    SPACE CO2 RH & T TRANSMITTER, 0-2000 PPM, 24 VAC/DC, 140 MA MAX, ABS (FLAME RETARDANT), POLISHED WHITE MATERIAL HOUSING, 0 TP +40 DEGREES C IP30
    ✓ IN STOCK!
    $710.76 Buy Surplus As Low As $426.45
    $426.45
    Repair Yours $354.04
    TELAIRE 8002B

    TELAIRE

    8002B

    DISCONTINUED BY MANUFACTURER, C02 SENSOR, 8000 SERIES, WALL OR IN-DUCT MOUNT, 18-42 VDC, 50/60 HZ, UP TO 10000 PPM, BLACK
    ✓ IN STOCK!
    Buy Surplus As Low As $60.00
    $60.00
    Repair Yours Contact Us
    TELAIRE 8002

    TELAIRE

    8002

    DISCONTINUED BY MANUFACTURER, CO2 VENTILATION CONTROLLER, W/ DISPLAY, SINGLE CHANNEL
    ✓ IN STOCK!
    Buy Surplus As Low As $532.00
    $532.00
    SERVOMEX 1370000

    SERVOMEX

    1370000

    CO2 SENSOR SURVEYOR 1370 110V 60HZ
    Buy Surplus As Low As $1,050.00
    $1,050.00
    Repair Yours $880.00
    BACHARACH 0023-7350

    BACHARACH

    0023-7350

    GAS DETECTION AND ALARM SYSTEM PORTABLE
    Buy Surplus As Low As $1,740.00
    $1,740.00
    Repair Yours $1,450.00
    EDA CONTROLS AS-400

    EDA CONTROLS

    AS-400

    GAS DETECTOR
    $106.00 Buy Surplus As Low As $64.00
    $64.00
    DWYER CMT-WN-WP

    DWYER

    CMT-WN-WP

    WALL MOUNT CARBON MONOXIDE TRANSMITTER
    $515.00 Buy New $515.00
    $309.00
    Repair Yours $257.00
    DWYER CMT-WR-WP

    DWYER

    CMT-WR-WP

    SERIES CMT CARBON MONOXIDE TRANSMITTER
    $683.00 Buy New $683.00
    $410.00
    Repair Yours $341.00
    BIOSYSTEMS INC 54-23-000

    BIOSYSTEMS INC

    54-23-000

    GAS MONITOR PHD-LITE
    Buy Surplus As Low As $900.00
    $900.00
    Repair Yours $760.00
    SIEMENS QPA2002

    SIEMENS

    SIEMENS INDUSTRY

    QPA2002

    ROOM CO2 + VOC SENSOR, 0-10V
    $595.00 Buy New $595.00
    $337.00
    TCS BASYS CONTROLS PC1002

    TCS BASYS CONTROLS

    PC1002

    CARBON DIOXIDE SENSOR, WALL MOUNT, WITH DISPLAY, WHITE
    $489.00 Buy New $489.00
    $294.00
    TCS BASYS CONTROLS PC1102

    TCS BASYS CONTROLS

    PC1102

    CARBON DIOXIDE SENSOR, DUCT MOUNT, NO DISPLAY, WHITE HOUSING, 4-20 MA OUTPUT
    $435.00 Buy New $435.00
    $261.00
    VERIS CWLSXTHX2G

    VERIS

    CWLSXTHX2G

    CO2 WALLSENSORW/LCD DISPLAY
    $383.00 Buy Surplus As Low As $230.00
    $230.00
    Repair Yours $200.00
    US IGNITION 52404R

    US IGNITION

    52404R

    LEAK DETECTOR AMMONIA W/PPM SENSOR 115V 60HZ 14W
    Buy Surplus As Low As $1,590.00
    $1,590.00
    Repair Yours $1,350.00
    KELE & ASSOCIATES GDN-MCO-1

    KELE & ASSOCIATES

    GDN-MCO-1

    NETWORK CO GAS DETECTOR MODBUS
    $1,272.00 Buy Surplus As Low As $764.00
    $764.00
    Repair Yours $636.00
    HONEYWELL 4223990/L01058

    HONEYWELL

    4223990/L01058

    LUMINATOR ASSEMBLY RIGHT ANGLE
    $26.00 Buy Surplus As Low As $16.00
    $16.00
    Repair Yours Contact Us
    MACURCO GT-11

    MACURCO

    GT-11

    GAS DETECTOR COMBUSTIBLE
    $350.00 Buy Surplus As Low As $210.00
    $210.00
    Repair Yours $200.00
    SIEMENS QPA2284.EWNC

    SIEMENS

    SIEMENS INDUSTRY

    QPA2284.EWNC

    RM CO2+HUMIDITY+TEMPERATURE SENSOR, CO2+TE+RH, TEC/RJ11, BLNK, NO LOGO
    $726.00 Buy New $726.00
    $418.00
    KELE & ASSOCIATES KCO-A-H

    KELE & ASSOCIATES

    KCO-A-H

    CARBON MONOXIDE SENSOR WALL MOUNT 4-20MA
    $806.00 Buy Surplus As Low As $484.00
    $484.00
    Repair Yours $403.00
    BAPI BA/DCD10-D-BB-LED

    BAPI

    BA/DCD10-D-BB-LED

    CO2 DUCT SENSOR, 0-2000 PPM, 0-10 VDC OUTPUT, DUAL CHANNEL CALIBRATION, BAPI-BOX ENCLOSURE, 18-28 VAC/12-32 VDC, NDIR ELEMENT, NEMA 4 ENCLOSURE
    $360.00 Buy New $360.00
    $216.00
    CORNING 476501

    CORNING

    476501

    CARBON CONDUCTIVITY PROBE 0-1000MS EPOXY
    Buy Surplus As Low As $216.00
    $216.00
    Repair Yours $200.00
    HONEYWELL IRFSENSORGUARD

    HONEYWELL

    VULCAIN

    IRFSENSORGUARD

    METAL SENSOR GUARD
    $196.00 Buy Surplus As Low As $118.00
    $118.00
    HONEYWELL IAQPT-SM-M-D

    HONEYWELL

    VULCAIN

    IAQPT-SM-M-D

    DISCONTINUED BY MANUFACTURER, CO2 MONITOR, W/MODBUS & DISPLAY, MEASURES CO2 - TEMPERATURE AND HUMIDITY LEVELS, 0-20 MA-, 4-20 MA SELECTABLE
    Buy Surplus As Low As $840.00
    $840.00
    Repair Yours $700.00
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