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    Sensors & Switches / CO2 Sensor

    Radwell is not an authorised distributor, reseller or representative of the products featured on this website. All product names, trademarks, brands and logos used on this site are the property of their respective owners. The depiction, description or sale of products featuring these names, trademarks, brands and logos is for identification purposes only and is not intended to indicate any affiliation with or authorisation by any rights holder.

    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.

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    Results 351-400 of 473.
    CUSTOM COMPONENT SWITCHES 646PEM15

    CUSTOM COMPONENT SWITCHES

    646PEM15

    PRESSURE SWITCH ADJUSTABLE 5000/PSIG
    £91.96 Price with VAT: £110.36 Buy Surplus As Low As £44.47 Price with VAT: £53.37
    £44.47 Price with VAT: £53.37
    Repair Yours £226.14 Price with VAT: £271.37
    SIEMENS QLS60

    SIEMENS

    SIEMENS INDUSTRY

    QLS60

    SOLAR IMPACT SENSOR (0-10V / 4-20MA)
    £479.42 Price with VAT: £575.30 Buy Surplus As Low As £287.95 Price with VAT: £345.54
    £287.95 Price with VAT: £345.54
    SIEMENS QPA2284.FWNC

    SIEMENS

    SIEMENS INDUSTRY

    QPA2284.FWNC

    CO2 ROMM SENSOR, CO2+TE+RH, TEC/RJ11, HMI, NO LOGO
    £633.19 Price with VAT: £759.83 Buy Surplus As Low As £379.92 Price with VAT: £455.90
    £379.92 Price with VAT: £455.90
    FLOWTECH 700439

    FLOWTECH

    700439

    CARBON MONOXIDE GAS DETECTOR
    £63.32 Price with VAT: £75.98 Buy Surplus As Low As £31.66 Price with VAT: £37.99
    £31.66 Price with VAT: £37.99
    VERIS CWLSXTCX3A

    VERIS

    CWLSXTCX3A

    CO2 WALL MOUNT LCD DISPLAY
    £297.75 Price with VAT: £357.30 Buy Surplus As Low As £178.65 Price with VAT: £214.38
    £178.65 Price with VAT: £214.38
    Repair Yours £226.14 Price with VAT: £271.37
    HANSEN TECHNOLOGIES HEC4N1K

    HANSEN TECHNOLOGIES

    HEC4N1K

    AMMONIA SENSORS, ELECTROCHEMICAL, RANGE RPM 1000, STANDARD , TO 0ºF(17ºC)
    £805.06 Price with VAT: £966.07 Buy Surplus As Low As £483.19 Price with VAT: £579.83
    £483.19 Price with VAT: £579.83
    Repair Yours £401.78 Price with VAT: £482.13
    JOHNSON CONTROLS CWLSHTA3

    JOHNSON CONTROLS

    CWLSHTA3

    SENSOR
    £829.18 Price with VAT: £995.02 Buy Surplus As Low As £414.59 Price with VAT: £497.51
    £414.59 Price with VAT: £497.51
    Repair Yours £394.24 Price with VAT: £473.09
    HONEYWELL IDP-FIRE-CO

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    IDP-FIRE-CO

    ADDRESSABLE FIRE & CO COMBINATION DETECTOR
    £204.28 Price with VAT: £245.14 Buy Surplus As Low As £122.87 Price with VAT: £147.44
    £122.87 Price with VAT: £147.44
    Repair Yours £226.14 Price with VAT: £271.37
    DOVER CORPORATION 7031

    DOVER CORPORATION

    7031

    CARBON DIOXIDE LASER CODER W/9M CABLE
    Buy Surplus As Low As £4,228.83 Price with VAT: £5,074.60
    £4,228.83 Price with VAT: £5,074.60
    Repair Yours £3,542.87 Price with VAT: £4,251.45
    DRAGER 4543227

    DRAGER

    4543227

    GAS DETECTOR POLYTRON 2XP-EX W/ IR DRAGER SENSOR
    Buy Surplus As Low As £339.97 Price with VAT: £407.96
    £339.97 Price with VAT: £407.96
    Repair Yours £322.63 Price with VAT: £387.15
    FANUC M26

    FANUC

    PANAMETRICS

    M26

    PROBE MOISTURE SENSOR
    £1,078.69 Price with VAT: £1,294.43 Buy Surplus As Low As £539.72 Price with VAT: £647.67
    £539.72 Price with VAT: £647.67
    Repair Yours £512.59 Price with VAT: £615.10
    GENERIC TCG121SVLPAANN

    GENERIC

    TCG121SVLPAANN

    LCD
    £279.66 Price with VAT: £335.59 Buy Surplus As Low As £184.68 Price with VAT: £221.62
    £184.68 Price with VAT: £221.62
    HONEYWELL 1508A1003

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    1508A1003

    IAQPOINT CARBON DIOXIDE (CO2) MONITOR, WALL MOUNT, ANALOG, RELAY
    £281.17 Price with VAT: £337.40 Buy Surplus As Low As £168.85 Price with VAT: £202.62
    £168.85 Price with VAT: £202.62
    Repair Yours £150.00 Price with VAT: £180.00
    HONEYWELL 1508A1005

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    1508A1005

    IAQPOINT CARBON DIOXIDE (CO2) MONITOR, WALL MOUNT, ANALOG, TEMP AND RH
    £330.17 Price with VAT: £396.20 Buy Surplus As Low As £198.25 Price with VAT: £237.90
    £198.25 Price with VAT: £237.90
    Repair Yours £165.08 Price with VAT: £198.10
    HONEYWELL 1508A1013

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    1508A1013

    IAQPOINT CARBON DIOXIDE (CO2) MONITOR, WALL MOUNT, ANALOG, TEMP AND RH, DISPLAY
    £423.64 Price with VAT: £508.36 Buy Surplus As Low As £254.79 Price with VAT: £305.74
    £254.79 Price with VAT: £305.74
    Repair Yours £211.82 Price with VAT: £254.18
    HONEYWELL 1508A1019

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    1508A1019

    IAQPOINT CARBON DIOXIDE (CO2) MONITOR, WALL MOUNT, NETWORK, RELAY, DISPLAY
    £435.70 Price with VAT: £522.84 Buy Surplus As Low As £261.57 Price with VAT: £313.88
    £261.57 Price with VAT: £313.88
    Repair Yours £217.85 Price with VAT: £261.42
    HONEYWELL 1508A1021

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    1508A1021

    IAQPOINT CARBON DIOXIDE (CO2) MONITOR, WALL MOUNT, NETWORK, TEMP AND RH, DISPLAY
    £486.20 Price with VAT: £583.44 Buy Surplus As Low As £291.72 Price with VAT: £350.07
    £291.72 Price with VAT: £350.07
    Repair Yours £242.72 Price with VAT: £291.27
    HONEYWELL 1508A1027

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    1508A1027

    IAQPOINT CARBON DIOXIDE (CO2) MONITOR, WALL MOUNT, LON, RELAY, DISPLAY
    £497.51 Price with VAT: £597.01 Buy Surplus As Low As £298.51 Price with VAT: £358.21
    £298.51 Price with VAT: £358.21
    Repair Yours £248.00 Price with VAT: £297.60
    HONEYWELL 1508A1029

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    1508A1029

    IAQPOINT CARBON DIOXIDE (CO2) MONITOR, WALL MOUNT, LON, TEMP AND RH, DISPLAY
    £548.01 Price with VAT: £657.62 Buy Surplus As Low As £329.41 Price with VAT: £395.29
    £329.41 Price with VAT: £395.29
    Repair Yours £273.63 Price with VAT: £328.36
    HONEYWELL 1508A2003

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    1508A2003

    IAQPOINT CARBON DIOXIDE (CO2) MONITOR, DUCT MOUNT, ANALOG, RELAY
    £361.83 Price with VAT: £434.19 Buy Surplus As Low As £217.10 Price with VAT: £260.51
    £217.10 Price with VAT: £260.51
    Repair Yours £180.91 Price with VAT: £217.10
    HONEYWELL 1508A2005

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    1508A2005

    IAQPOINT CARBON DIOXIDE (CO2) MONITOR, DUCT MOUNT, ANALOG, TEMP AND RH
    £410.82 Price with VAT: £492.99 Buy Surplus As Low As £246.49 Price with VAT: £295.79
    £246.49 Price with VAT: £295.79
    Repair Yours £205.03 Price with VAT: £246.04
    HONEYWELL 1508A2007

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    1508A2007

    IAQPOINT CARBON DIOXIDE (CO2) MONITOR, DUCT MOUNT, ANALOG, TEMP AND RH, RELAY
    £423.64 Price with VAT: £508.36 Buy Surplus As Low As £254.79 Price with VAT: £305.74
    £254.79 Price with VAT: £305.74
    Repair Yours £211.82 Price with VAT: £254.18
    HONEYWELL 1508A2013

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    1508A2013

    IAQPOINT CARBON DIOXIDE (CO2) MONITOR, DUCT MOUNT, ANALOG, TEMP AND RH, DISPLAY
    £505.05 Price with VAT: £606.06 Buy Surplus As Low As £303.03 Price with VAT: £363.63
    £303.03 Price with VAT: £363.63
    Repair Yours £251.77 Price with VAT: £302.12
    HONEYWELL 1508A2015

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    1508A2015

    IAQPOINT CARBON DIOXIDE (CO2) MONITOR, DUCT MOUNT, ANALOG, TEMP AND RH, RELAY, DISPLAY
    £517.11 Price with VAT: £620.53 Buy Surplus As Low As £310.57 Price with VAT: £372.68
    £310.57 Price with VAT: £372.68
    Repair Yours £257.80 Price with VAT: £309.36
    HONEYWELL 1508A2021

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    1508A2021

    IAQPOINT CARBON DIOXIDE (CO2) MONITOR, DUCT MOUNT, NETWORK, TEMP AND RH, DISPLAY
    £566.86 Price with VAT: £680.23 Buy Surplus As Low As £340.72 Price with VAT: £408.86
    £340.72 Price with VAT: £408.86
    Repair Yours £283.43 Price with VAT: £340.12
    HONEYWELL 1508A2023

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    1508A2023

    IAQPOINT CARBON DIOXIDE (CO2) MONITOR, DUCT MOUNT, NETWORK, TEMP AND RH, RELAY, DISPLAY
    £578.92 Price with VAT: £694.70 Buy Surplus As Low As £347.50 Price with VAT: £417.00
    £347.50 Price with VAT: £417.00
    Repair Yours £288.71 Price with VAT: £346.45
    HONEYWELL 1508A2029

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    1508A2029

    IAQPOINT CARBON DIOXIDE (CO2) MONITOR, DUCT MOUNT, LON, TEMP AND RH, DISPLAY
    £629.43 Price with VAT: £755.31 Buy Surplus As Low As £377.66 Price with VAT: £453.19
    £377.66 Price with VAT: £453.19
    Repair Yours £313.58 Price with VAT: £376.30
    HONEYWELL 1508A2031

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    1508A2031

    IAQPOINT CARBON DIOXIDE (CO2) MONITOR, DUCT MOUNT, LON, TEMP AND RH, RELAY, DISPLAY
    £641.49 Price with VAT: £769.78 Buy Surplus As Low As £385.19 Price with VAT: £462.23
    £385.19 Price with VAT: £462.23
    Repair Yours £320.37 Price with VAT: £384.44
    OZONE SOLUTIONS SM-X

    OZONE SOLUTIONS

    SM-X

    REPLACEMENT SENSOR CHIP
    £232.17 Price with VAT: £278.61 Buy Surplus As Low As £139.45 Price with VAT: £167.34
    £139.45 Price with VAT: £167.34
    Repair Yours £226.14 Price with VAT: £271.37
    REZNOR 234820

    REZNOR

    234820

    ESENSE WALL MT CO2 SENSOR
    £786.22 Price with VAT: £943.46 Buy Surplus As Low As £471.88 Price with VAT: £566.26
    £471.88 Price with VAT: £566.26
    ADVANCED MICRO INSTRUMENTS WATCHDOG

    ADVANCED MICRO INSTRUMENTS

    WATCHDOG

    TRACE OXYGEN SYSTEM WITH T2 OXYGEN SENSOR
    £2,061.65 Price with VAT: £2,473.98 Buy Surplus As Low As £1,031.20 Price with VAT: £1,237.44
    £1,031.20 Price with VAT: £1,237.44
    Repair Yours £979.94 Price with VAT: £1,175.93
    AMPHENOL T6613-F

    AMPHENOL

    T6613-F

    SENSOR, CO2 SENSOR, 0-2000PPM, PARTICLE COUNT MAX:2000PPM, ACCURACY %:5%, SAMPLING METHOD:FLOW THROUGH, PRODUCT RANGE:6613 SERIES, FLOW RATE MAX:50CC/MIN, FLOW RATE MIN:40CC/MIN, SUPPLY VOLT ...
    £123.62 Price with VAT: £148.35 Buy Surplus As Low As £74.63 Price with VAT: £89.55
    £74.63 Price with VAT: £89.55
    AMPHENOL T6613-R12

    AMPHENOL

    T6613-R12

    SENSOR, CO2 SENSOR, 0-2000PPM, PARTICLE COUNT MAX:2000PPM, ACCURACY %:5%, SAMPLING METHOD:DIFFUSION, 12 SECOND RATE, PRODUCT RANGE:6613 SERIES, FLOW RATE MAX:50CC/MIN, FLOW RATE MIN:40CC/MIN ...
    £129.65 Price with VAT: £155.58 Buy Surplus As Low As £78.40 Price with VAT: £94.07
    £78.40 Price with VAT: £94.07
    AMPHENOL T6615-10K

    AMPHENOL

    T6615-10K

    SENSOR, CO2 SENSOR, 0-10000PPM, PARTICLE COUNT MAX:10000PPM, ACCURACY %:10%, SAMPLING METHOD:DIFFUSION, PRODUCT RANGE:T6615 SERIES, FLOW RATE MAX:120CC/MIN, FLOW RATE MIN:80CC/MIN, SUPPLY VO ...
    £128.90 Price with VAT: £154.68 Buy Surplus As Low As £77.64 Price with VAT: £93.17
    £77.64 Price with VAT: £93.17
    AMPHENOL T6615-5KF

    AMPHENOL

    T6615-5KF

    SENSOR, CO2 SENSOR, 0-5000PPM, PARTICLE COUNT MAX:5000PPM, ACCURACY %:10%, SAMPLING METHOD:FLOW THROUGH, PRODUCT RANGE:T6615 SERIES, FLOW RATE MAX:50CC/MIN, SUPPLY VOLTAGE DC MAX:5V ROHS COM ...
    £128.90 Price with VAT: £154.68 Buy Surplus As Low As £77.64 Price with VAT: £93.17
    £77.64 Price with VAT: £93.17
    HONEYWELL ECO-D-B-12-41

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    ECO-D-B-12-41

    METHANE (CH4) 0-100% LEL + CARBON MONOXIDE (CO) 0-500 PPM
    £4,908.01 Price with VAT: £5,889.61 Buy Surplus As Low As £2,945.11 Price with VAT: £3,534.13
    £2,945.11 Price with VAT: £3,534.13
    Repair Yours £2,444.58 Price with VAT: £2,933.50
    HONEYWELL ECO-D-B-31-41

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    ECO-D-B-31-41

    OXYGEN (O2) 0-25% VOL + CARBON MONOXIDE (CO) 0-500 PPM
    £4,276.32 Price with VAT: £5,131.59 Buy Surplus As Low As £2,565.94 Price with VAT: £3,079.13
    £2,565.94 Price with VAT: £3,079.13
    Repair Yours £2,130.25 Price with VAT: £2,556.30
    HONEYWELL ECO-SC-49

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    ECO-SC-49

    CARBON DIOXIDE (CO2) 0-5% VOL
    £2,413.68 Price with VAT: £2,896.41 Buy Surplus As Low As £1,448.81 Price with VAT: £1,738.57
    £1,448.81 Price with VAT: £1,738.57
    Repair Yours £1,203.07 Price with VAT: £1,443.68
    HONEYWELL ECO-SC-49-EX

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    ECO-SC-49-EX

    CARBON DIOXIDE (CO2) 0-5% VOL
    £2,681.28 Price with VAT: £3,217.53 Buy Surplus As Low As £1,609.37 Price with VAT: £1,931.24
    £1,609.37 Price with VAT: £1,931.24
    Repair Yours £1,336.49 Price with VAT: £1,603.79
    HONEYWELL SPXCDXSHXSS

    HONEYWELL

    SILENT KNIGHT SECURITY SYS

    SPXCDXSHXSS

    SENSOR, HYDROGEN SULFIDE (H2S), 0-50 PPM (10.0 TO 100.0 PPM)
    £802.80 Price with VAT: £963.36 Buy Surplus As Low As £481.68 Price with VAT: £578.02
    £481.68 Price with VAT: £578.02
    CHAUVIN ARNOUX GROUP 2122.33

    CHAUVIN ARNOUX GROUP

    AEMC INSTRUMENTS

    2122.33

    REPLACEMENT AIR FLOW SENSOR FOR MODEL C.A1227
    £248.00 Price with VAT: £297.60 Buy Surplus As Low As £149.25 Price with VAT: £179.10
    £149.25 Price with VAT: £179.10
    HONEYWELL SS4-A2-C-E

    HONEYWELL

    GAMEWELL-FCI

    SS4-A2-C-E

    ALUMINUM UV/IR, ATEX, HYDROCARBON FIRES, NON LATCHING ALARM LED, FM, CFM, ATEX, IECEX FOR ZONE 1 (2
    £5,994.99 Price with VAT: £7,193.99 Buy Surplus As Low As £3,597.15 Price with VAT: £4,316.58
    £3,597.15 Price with VAT: £4,316.58
    Repair Yours £2,985.81 Price with VAT: £3,582.98
    HONEYWELL 126-XT-XWHM-Y-NA

    HONEYWELL

    126-XT-XWHM-Y-NA

    GASALERTMAX XT II GAS TYPE: OXYGEN; HYDROGEN SULPHIDE; CARBON MONOXIDE; LEL RUN TIME: 13H DISPLAY TYPE: LCD
    Call for Availability
    RKI INSTRUMENTS 61-0101RK

    RKI INSTRUMENTS

    61-0101RK

    SENSOR, % LEL, 1/2 NPT, CH4, GTI, 61-0101 SUBSTITUTE
    £305.74 Price with VAT: £366.89 Buy Surplus As Low As £174.85 Price with VAT: £209.82
    £174.85 Price with VAT: £209.82
    NIBCO PPMBM010

    NIBCO

    CHEMTROL

    PPMBM010

    BROMINE PPM SENSOR, 0-010 PPM, NO WIRE
    £1,438.26 Price with VAT: £1,725.91 Buy Surplus As Low As £719.13 Price with VAT: £862.95
    £719.13 Price with VAT: £862.95
    Repair Yours £683.70 Price with VAT: £820.44
    HANSEN TECHNOLOGIES HEC4EN100

    HANSEN TECHNOLOGIES

    HEC4EN100

    AMMONIA SENSORS, ELECTROCHEMICAL, RANGE RPM 100, EXTREME, TO 60ºF(51ºC)
    £1,472.18 Price with VAT: £1,766.61 Buy Surplus As Low As £883.46 Price with VAT: £1,060.15
    £883.46 Price with VAT: £1,060.15
    Repair Yours £733.45 Price with VAT: £880.14
    HANSEN TECHNOLOGIES HEC4EN1K

    HANSEN TECHNOLOGIES

    HEC4EN1K

    AMMONIA SENSORS, ELECTROCHEMICAL, RANGE RPM 1000, EXTREME, TO 60ºF(51ºC)
    £1,472.18 Price with VAT: £1,766.61 Buy Surplus As Low As £883.46 Price with VAT: £1,060.15
    £883.46 Price with VAT: £1,060.15
    Repair Yours £733.45 Price with VAT: £880.14
    HANSEN TECHNOLOGIES HEC4EN250

    HANSEN TECHNOLOGIES

    HEC4EN250

    AMMONIA SENSORS, ELECTROCHEMICAL, RANGE RPM 250, EXTREME, TO 60ºF(51ºC)
    £1,472.18 Price with VAT: £1,766.61 Buy Surplus As Low As £883.46 Price with VAT: £1,060.15
    £883.46 Price with VAT: £1,060.15
    Repair Yours £733.45 Price with VAT: £880.14
    HANSEN TECHNOLOGIES HEC4N250

    HANSEN TECHNOLOGIES

    HEC4N250

    AMMONIA SENSORS, ELECTROCHEMICAL, RANGE RPM 250, STANDARD , TO 0ºF(17ºC)
    £805.06 Price with VAT: £966.07 Buy Surplus As Low As £483.19 Price with VAT: £579.83
    £483.19 Price with VAT: £579.83
    Repair Yours £401.78 Price with VAT: £482.13
    HANSEN TECHNOLOGIES HSC1-F3K/R134A

    HANSEN TECHNOLOGIES

    HSC1-F3K/R134A

    HALOCARBON SENSORS, BASIC, SEMICONDUCTOR, PPM RANGE3000, TO 32ºF(0ºC)
    £348.26 Price with VAT: £417.91 Buy Surplus As Low As £209.56 Price with VAT: £251.47
    £209.56 Price with VAT: £251.47
    Repair Yours £226.14 Price with VAT: £271.37
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