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    Sensors & Switches / CO2 Sensor

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    Rockwell Disclaimer: The product is used surplus. Radwell is not an authorised surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorised dealers. Because Radwell is not an authorised distributor of this product, the Original Manufacturer’s warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, Radwell makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. Radwell also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. Radwell also makes no representations as to your right to install any such firmware on the product. Radwell will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

    Filter Results
    Results 101-150 of 473.
    GFG INSTRUMENTATION 5701-014

    GFG INSTRUMENTATION

    5701-014

    GFG OXYGEN (O2) 0 - 25% VOL. - 5701-014
    ✓ IN STOCK!
    £189.50 Price with VAT: £227.40 Buy Surplus As Low As £71.62 Price with VAT: £85.94
    £71.62 Price with VAT: £85.94
    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!
    £288.80 Price with VAT: £346.56 Buy Surplus As Low As £154.72 Price with VAT: £185.67
    £154.72 Price with VAT: £185.67
    SIEMENS 7MB2334-8AK40-4FA1

    SIEMENS

    7MB2334-8AK40-4FA1

    DISCONTINUED BY MANUFACTURER, GASULTRAMAT 23, 120 V, 60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As £1,212.81 Price with VAT: £1,455.37
    £1,212.81 Price with VAT: £1,455.37
    NTK LZA03-E1

    NTK

    LZA03-E1

    WIDEBAND O2 SENSOR, 5 WIRE
    ✓ IN STOCK!
    £726.42 Price with VAT: £871.70 Buy Surplus As Low As £242.08 Price with VAT: £290.50
    £242.08 Price with VAT: £290.50
    Repair Yours £227.40 Price with VAT: £272.88
    HONEYWELL 54-49-90

    HONEYWELL

    BW TECHNOLOGIES

    54-49-90

    O2 SENSOR FOR MULTI PRO
    ✓ IN STOCK!
    £512.21 Price with VAT: £614.65 Buy Surplus As Low As £215.85 Price with VAT: £259.02
    £215.85 Price with VAT: £259.02
    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!
    £583.67 Price with VAT: £700.40 Buy Surplus As Low As £194.19 Price with VAT: £233.03
    £194.19 Price with VAT: £233.03
    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!
    £300.17 Price with VAT: £360.20 Buy Surplus As Low As £184.78 Price with VAT: £221.74
    £184.78 Price with VAT: £221.74
    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 £699.17 Price with VAT: £839.00
    £699.17 Price with VAT: £839.00
    Repair Yours £580.31 Price with VAT: £696.37
    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 £93.59 Price with VAT: £112.31
    £93.59 Price with VAT: £112.31
    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 £19.70 Price with VAT: £23.64
    £19.70 Price with VAT: £23.64
    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!
    £244.08 Price with VAT: £292.89 Buy Surplus As Low As £185.71 Price with VAT: £222.85
    £185.71 Price with VAT: £222.85
    KELE & ASSOCIATES T8100-B

    KELE & ASSOCIATES

    T8100-B

    CO2 WALL MOUNT SENSOR, NO DISPLAY
    ✓ IN STOCK!
    £402.50 Price with VAT: £483.00 Buy Surplus As Low As £306.23 Price with VAT: £367.48
    £306.23 Price with VAT: £367.48
    ORBISPHERE C1100

    ORBISPHERE

    C1100

    DISCONTINUED BY MANUFACTURER, OZONE SENSOR
    ✓ IN STOCK!
    Buy Surplus As Low As £860.16 Price with VAT: £1,032.19
    £860.16 Price with VAT: £1,032.19
    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!
    £2,315.90 Price with VAT: £2,779.08 Buy Surplus As Low As £1,347.05 Price with VAT: £1,616.47
    £1,347.05 Price with VAT: £1,616.47
    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 £35.92 Price with VAT: £43.10
    £35.92 Price with VAT: £43.10
    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 £271.89 Price with VAT: £326.27
    £271.89 Price with VAT: £326.27
    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!
    £537.38 Price with VAT: £644.86 Buy Surplus As Low As £285.98 Price with VAT: £343.18
    £285.98 Price with VAT: £343.18
    Repair Yours £218.62 Price with VAT: £262.34
    UNITED TECHNOLOGIES 33ZCSPTCO2-01

    UNITED TECHNOLOGIES

    CARRIER

    33ZCSPTCO2-01

    CO2 VENTILATION SENSOR
    ✓ IN STOCK!
    £2,130.00 Price with VAT: £2,556.00 Buy Surplus As Low As £1,238.61 Price with VAT: £1,486.34
    £1,238.61 Price with VAT: £1,486.34
    KELE & ASSOCIATES KCO2-D-V

    KELE & ASSOCIATES

    KCO2-D-V

    CARBON DIOXIDE SENSOR, 0-10 VDC, DUCT MOUNT, 0-2000 PPM
    ✓ IN STOCK!
    £260.75 Price with VAT: £312.91 Buy Surplus As Low As £160.86 Price with VAT: £193.04
    £160.86 Price with VAT: £193.04
    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!
    £530.00 Price with VAT: £636.00 Buy Surplus As Low As £206.06 Price with VAT: £247.27
    £206.06 Price with VAT: £247.27
    Repair Yours £171.03 Price with VAT: £205.24
    VAISALA SENSOR SYS GMW21D

    VAISALA SENSOR SYS

    GMW21D

    DISCONTINUED BY MANUFACTURER, CARBON DIOXIDE TRANSMITTER, GMW20 SERIES, WALL MOUNT, 24 VAC, W/ DISPLAY, FOR DEMAND-CONTROLLED VENTILATION, PPM RESOLUTION
    ✓ IN STOCK!
    £428.46 Price with VAT: £514.16 Buy Surplus As Low As £170.55 Price with VAT: £204.66
    £170.55 Price with VAT: £204.66
    Repair Yours £227.40 Price with VAT: £272.88
    KELE & ASSOCIATES KCD-W-A

    KELE & ASSOCIATES

    KCD-W-A

    CARBON DIOXIDE SENSOR, 0 - 2000 PPM, 4-20 MA, WALL MOUNT, W/O DISPLAY, APPLICATION / GREENHOUSE / LABORATORY / FOOD & BEVERAGE / IAQ / PARKING GARAGE / AGRICULTURAL
    ✓ IN STOCK!
    £209.57 Price with VAT: £251.48 Buy Surplus As Low As £142.58 Price with VAT: £171.10
    £142.58 Price with VAT: £171.10
    SENVA AQ2W-AC2AAEXC

    SENVA

    AQ2W-AC2AAEXC

    CO2 GAS SENSOR, TOTALSENSE, AQ2 PRO SERIES, ANALOG, RANGE 0-2000 PPM, RH SETPOINT, 10K, T2, 1K SLDWALL, 100 MA MAX, 12-30 VDC / 24 VAC, ABS PLASTIC, WALL MOUNT, WITHOUT DISPLAY
    ✓ IN STOCK!
    £531.55 Price with VAT: £637.86 Buy Surplus As Low As £404.02 Price with VAT: £484.82
    £404.02 Price with VAT: £484.82
    Repair Yours £265.30 Price with VAT: £318.36
    SCHNEIDER ELECTRIC SCD510-D

    SCHNEIDER ELECTRIC

    SCD510-D

    SENSOR, CO2 SENSOR, GAS SENSOR, SCD SERIES, CARBON DIOXIDE, 24 VAC / 20 - 36 VDC
    ✓ IN STOCK!
    £785.48 Price with VAT: £942.58 Buy New £785.48 Price with VAT: £942.58
    £232.73 Price with VAT: £279.28
    BAPI BA/LNX-AQPF-D-B-B-1-P41-N-A-BNK

    BAPI

    BA/LNX-AQPF-D-B-B-1-P41-N-A-BNK

    QUANTUM PRIME, CO2, 24/7, [0-10V/LCDF/HUM/10K-2/OVR/500-1500/DF], [LNX], [NO LED], AIR QUALITY
    ✓ IN STOCK!
    £350.20 Price with VAT: £420.24 Buy Surplus As Low As £210.73 Price with VAT: £252.87
    £210.73 Price with VAT: £252.87
    SENVA AQW-ABBCBE1

    SENVA

    AQW-ABBCBE1

    CARBON DIOXIDE SENSOR, 2% RH SENSOR, 10K SET POINT SLIDER, OVERRIDE BUTTON, TYPE 2, WHITE
    ✓ IN STOCK!
    £332.98 Price with VAT: £399.58 Buy Surplus As Low As £189.64 Price with VAT: £227.57
    £189.64 Price with VAT: £227.57
    FUJI ELECTRIC ZKMABY12-YEY1AYRY

    FUJI ELECTRIC

    ZKMABY12-YEY1AYRY

    OXYGEN TRANSMITTER, SURFACE-MOUNT, NO OPTIONS / ADD-ONS, 4-20 MA (DC), IP 66
    ✓ IN STOCK!
    £2,643.45 Price with VAT: £3,172.14 Buy Surplus As Low As £1,040.72 Price with VAT: £1,248.86
    £1,040.72 Price with VAT: £1,248.86
    Repair Yours £863.80 Price with VAT: £1,036.56
    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!
    £1,267.81 Price with VAT: £1,521.37 Buy Surplus As Low As £760.99 Price with VAT: £913.19
    £760.99 Price with VAT: £913.19
    KELE & ASSOCIATES CD-AW-LCD

    KELE & ASSOCIATES

    CD-AW-LCD

    SENSOR, CARBON DIOXIDE, WALL MOUNT, W/ LCD DISPLAY,
    ✓ IN STOCK!
    £390.37 Price with VAT: £468.45 Buy Surplus As Low As £297.14 Price with VAT: £356.57
    £297.14 Price with VAT: £356.57
    KELE & ASSOCIATES KCD-D-A

    KELE & ASSOCIATES

    KCD-D-A

    4-20MA, CO2 SENSOR, DUCT MOUNT, LED STATUS INDICATOR
    ✓ IN STOCK!
    £245.59 Price with VAT: £294.71 Buy Surplus As Low As £121.57 Price with VAT: £145.88
    £121.57 Price with VAT: £145.88
    HONEYWELL 201T

    HONEYWELL

    201T

    DISCONTINUED BY MANUFACTURER, CO2 DETECTION TRANSMITTER, INPUT: 17-27 VOLT AC, 50/60 HZ, OUTPUT: 24-38 VOLT DC, 250MA@24 VOLT DC, LED INDICATORS
    ✓ IN STOCK!
    Buy Surplus As Low As £291.77 Price with VAT: £350.13
    £291.77 Price with VAT: £350.13
    COHERENT ENRSL281003

    COHERENT

    ENRSL281003

    CO2 LAZER SENSOR, 30W, 10.6 UM
    ✓ IN STOCK!
    £6,137.69 Price with VAT: £7,365.23 Buy Surplus As Low As £2,481.08 Price with VAT: £2,977.29
    £2,481.08 Price with VAT: £2,977.29
    AMPHENOL T8100-D

    AMPHENOL

    TELAIRE

    T8100-D

    CO2 SENSOR, 8000 SERIES, VENTOSTAT, SCROLLING DISPLAY, SINGLE CHANNEL, 0.7 W, 18-30 V, 50/60 HZ
    ✓ IN STOCK!
    £442.68 Price with VAT: £531.22 Buy Surplus As Low As £258.48 Price with VAT: £310.18
    £258.48 Price with VAT: £310.18
    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 £695.29 Price with VAT: £834.35
    £695.29 Price with VAT: £834.35
    GREYSTONE CDD1A1000

    GREYSTONE

    CDD1A1000

    DISCONTINUED BY MANUFACTURER, CARBON DIOXIDE DETECTOR, SCREW TERMINALS (7X), 4-20MA & 0-5VDC OUTPUTS
    ✓ IN STOCK!
    Buy Surplus As Low As £89.19 Price with VAT: £107.03
    £89.19 Price with VAT: £107.03
    KELE & ASSOCIATES KCOC-W-V

    KELE & ASSOCIATES

    KCOC-W-V

    CARBON MONOXIDE SENSOR, WITH LED INDICATION, WALL MOUNT, 0-10V OUTPUT
    ✓ IN STOCK!
    £244.84 Price with VAT: £293.80 Buy Surplus As Low As £135.93 Price with VAT: £163.12
    £135.93 Price with VAT: £163.12
    COOL AIR NH3-420-EC

    COOL AIR

    NH3-420-EC

    REPLACEMENT ELECTROCHEMICAL AMMONIA SENSOR, LBW-420 AMMONIA LEAK DETECTORS
    ✓ IN STOCK!
    £515.01 Price with VAT: £618.01 Buy Surplus As Low As £248.66 Price with VAT: £298.40
    £248.66 Price with VAT: £298.40
    VERNIER CO2-BTA

    VERNIER

    CO2-BTA

    GAS SENSOR, CO2, 5 V, 0-10000/100000 PPM, 90 SECOND WARM-UP TIME
    ✓ IN STOCK!
    £374.46 Price with VAT: £449.35 Buy Surplus As Low As £256.51 Price with VAT: £307.81
    £256.51 Price with VAT: £307.81
    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 £297.31 Price with VAT: £356.78
    £297.31 Price with VAT: £356.78
    DIGITAL CONTROL SYSTEMS 310ED

    DIGITAL CONTROL SYSTEMS

    310ED

    CO2 SENSOR, INFRARED (NDIR), STANDARD 0-2000 PPM, 24 VAC/DC INPUT, 4-40MA/0-10 VDC OUTPUT, DUCT MOUNT
    ✓ IN STOCK!
    £179.73 Price with VAT: £215.68 Buy Surplus As Low As £123.46 Price with VAT: £148.15
    £123.46 Price with VAT: £148.15
    Repair Yours Contact Us
    ASEA BROWN BOVERI 856053

    ASEA BROWN BOVERI

    856053

    DISCONTINUED BY MANUFACTURER, C02 DETECTOR
    ✓ IN STOCK!
    Buy Surplus As Low As £92.10 Price with VAT: £110.52
    £92.10 Price with VAT: £110.52
    Repair Yours £150.00 Price with VAT: £180.00
    SERVOMEX 1370000

    SERVOMEX

    1370000

    CO2 SENSOR SURVEYOR 1370 110V 60HZ
    Buy Surplus As Low As £795.91 Price with VAT: £955.09
    £795.91 Price with VAT: £955.09
    Repair Yours £667.05 Price with VAT: £800.46
    BACHARACH 0023-7350

    BACHARACH

    0023-7350

    GAS DETECTION AND ALARM SYSTEM PORTABLE
    Buy Surplus As Low As £1,318.93 Price with VAT: £1,582.72
    £1,318.93 Price with VAT: £1,582.72
    Repair Yours £1,099.11 Price with VAT: £1,318.93
    EDA CONTROLS AS-400

    EDA CONTROLS

    AS-400

    GAS DETECTOR
    £80.35 Price with VAT: £96.42 Buy Surplus As Low As £48.51 Price with VAT: £58.21
    £48.51 Price with VAT: £58.21
    DWYER CMT-WN-WP

    DWYER

    CMT-WN-WP

    WALL MOUNT CARBON MONOXIDE TRANSMITTER
    £390.37 Price with VAT: £468.45 Buy New £390.37 Price with VAT: £468.45
    £234.22 Price with VAT: £281.07
    Repair Yours £227.40 Price with VAT: £272.88
    DWYER CMT-WR-WP

    DWYER

    CMT-WR-WP

    SERIES CMT CARBON MONOXIDE TRANSMITTER
    £517.72 Price with VAT: £621.26 Buy New £517.72 Price with VAT: £621.26
    £310.78 Price with VAT: £372.94
    Repair Yours £258.48 Price with VAT: £310.18
    BIOSYSTEMS INC 54-23-000

    BIOSYSTEMS INC

    54-23-000

    GAS MONITOR PHD-LITE
    Buy Surplus As Low As £682.21 Price with VAT: £818.65
    £682.21 Price with VAT: £818.65
    Repair Yours £576.09 Price with VAT: £691.30
    SIEMENS QPA2002

    SIEMENS

    SIEMENS INDUSTRY

    QPA2002

    ROOM CO2 + VOC SENSOR, 0-10V
    £440.40 Price with VAT: £528.48 Buy Surplus As Low As £264.54 Price with VAT: £317.45
    £264.54 Price with VAT: £317.45
    TCS BASYS CONTROLS PC1002

    TCS BASYS CONTROLS

    PC1002

    CARBON DIOXIDE SENSOR, WALL MOUNT, WITH DISPLAY, WHITE
    £382.04 Price with VAT: £458.44 Buy Surplus As Low As £229.68 Price with VAT: £275.61
    £229.68 Price with VAT: £275.61
    TCS BASYS CONTROLS PC1102

    TCS BASYS CONTROLS

    PC1102

    CARBON DIOXIDE SENSOR, DUCT MOUNT, NO DISPLAY, WHITE HOUSING, 4-20 MA OUTPUT
    £340.35 Price with VAT: £408.41 Buy Surplus As Low As £204.66 Price with VAT: £245.59
    £204.66 Price with VAT: £245.59
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