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    Sensors & Switches / CO2 Sensor

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    Results 1-50 of 92.
    SENVA TGW-BC

    SENVA

    TGW-BC

    GAS SENSOR, TG SERIES, CO SENSING, LCD DISPLAY, 2 ANALOG OUTPUTS, BCNET/MODBUS NETWORK COMMUNICATION
    ✓ IN STOCK!
    £378.25 Price with VAT: £453.90 Buy Surplus As Low As £237.15 Price with VAT: £284.58
    £237.15 Price with VAT: £284.58
    Repair Yours £181.29 Price with VAT: £217.55
    SENVA AQW-ABBCBE1

    SENVA

    AQW-ABBCBE1

    CARBON DIOXIDE SENSOR, 2% RH SENSOR, 10K SET POINT SLIDER, OVERRIDE BUTTON, TYPE 2, WHITE
    ✓ IN STOCK!
    £323.66 Price with VAT: £388.39 Buy Surplus As Low As £184.33 Price with VAT: £221.19
    £184.33 Price with VAT: £221.19
    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!
    £237.24 Price with VAT: £284.69 Buy Surplus As Low As £180.51 Price with VAT: £216.61
    £180.51 Price with VAT: £216.61
    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!
    £516.66 Price with VAT: £619.99 Buy Surplus As Low As £392.70 Price with VAT: £471.24
    £392.70 Price with VAT: £471.24
    Repair Yours £257.87 Price with VAT: £309.44
    SENVA TGW-BC-S

    SENVA

    TGW-BC-S

    DISCONTINUED BY MANUFACTURER, GAS SENSOR, TG SERIES, CO SENSING, 2 ANALOG OUTPUTS, BCNET/MODBUS NETWORK COMMUNICATION
    Buy Surplus As Low As £469.07 Price with VAT: £562.89
    £469.07 Price with VAT: £562.89
    Repair Yours £440.59 Price with VAT: £528.71
    SENVA CO2R-A1

    SENVA

    CO2R-A1

    DISCONTINUED BY MANUFACTURER, ROOM CO2 SENSOR, ADJUSTABLE SETPOINT RELAY, 1 AMP, 30VAC/VDC
    Buy Surplus As Low As £186.25 Price with VAT: £223.50
    £186.25 Price with VAT: £223.50
    SENVA CT1D-C3D

    SENVA

    CT1D-C3D

    CO2/TEMP DUCT SENSOR, CT1D SERIES, LCD 100PT RTD, DUCT PROBE, OUTPUT 0-5V_0-10V_4-20MA 3-WIRE, SETPOINT RELAY, TEMP SENSOR 0-5V/10V 4-20MA 3W
    £252.71 Price with VAT: £303.26 Buy Surplus As Low As £151.78 Price with VAT: £182.13
    £151.78 Price with VAT: £182.13
    SENVA CT1D-D3X

    SENVA

    CT1D-D3X

    CO2/TEMP DUCT SENSOR, CT1D SERIES,, NO LCD, 1000PT RTD, DUCT PROBE, OUTPUT 0-5V_0-10V_4-20MA 3-WIRE, SETPOINT RELAY, TEMP SENSOR 10K T2
    £231.35 Price with VAT: £277.62 Buy Surplus As Low As £139.25 Price with VAT: £167.10
    £139.25 Price with VAT: £167.10
    SENVA CT1D-E3X

    SENVA

    CT1D-E3X

    CO2/TEMP DUCT SENSOR, CT1D SERIES, NO LCD 10K TYPE 2 THERMISTOR, DUCT PROBE, OUTPUT 0-5V_0-10V_4-20MA 3-WIRE, SETPOINT RELAY, TEMP SENSOR 10K T2
    £231.35 Price with VAT: £277.62 Buy Surplus As Low As £139.25 Price with VAT: £167.10
    £139.25 Price with VAT: £167.10
    SENVA CT1D-G3X

    SENVA

    CT1D-G3X

    CO2/TEMP DUCT SENSOR, CT1D SERIES, NO LCD 10K W/11K THERMISTOR, DUCT PROBE, OUTPUT 0-5V_0-10V_4-20MA 3-WIRE, SETPOINT RELAY, TEMP SENSOR 10K T2
    £231.35 Price with VAT: £277.62 Buy Surplus As Low As £139.25 Price with VAT: £167.10
    £139.25 Price with VAT: £167.10
    SENVA CT1O-D3X

    SENVA

    CT1O-D3X

    CO2/TEMP OUTDOOR SENSOR, CT10 SERIES, NO LCD, 1000PT RTD, OUTPUT 0-5V,0-10V,4-20MA 3-WIRE, SETPOINT RELAY
    £271.87 Price with VAT: £326.24 Buy Surplus As Low As £163.56 Price with VAT: £196.28
    £163.56 Price with VAT: £196.28
    SENVA CT1O-E3D

    SENVA

    CT1O-E3D

    CO2/TEMP OUTDOOR SENSOR, CT10 SERIES, LCD 10K TYPE 2 THERMISTOR, OUTPUT 0-5V,0-10V,4-20MA 3-WIRE, SETPOINT RELAY
    £301.34 Price with VAT: £361.61 Buy Surplus As Low As £181.25 Price with VAT: £217.50
    £181.25 Price with VAT: £217.50
    SENVA CT1O-K3X

    SENVA

    CT1O-K3X

    CO2/TEMP OUTDOOR SENSOR, CT10 SERIES, NO LCD, 20K THERMISTOR, OUTPUT 0-5V,0-10V,4-20MA 3-WIRE, SETPOINT RELAY
    £271.87 Price with VAT: £326.24 Buy Surplus As Low As £163.56 Price with VAT: £196.28
    £163.56 Price with VAT: £196.28
    SENVA CT1R-F3X

    SENVA

    CT1R-F3X

    CO2/TEMP SENSOR, NO LCD, 10K TYPE 3, OUTPUT 0-5V,0-10V,4-20MA 3-WIRE, SETPOINT RELAY, TEMP SENSOR 10K T3
    £141.46 Price with VAT: £169.75 Buy Surplus As Low As £85.47 Price with VAT: £102.56
    £85.47 Price with VAT: £102.56
    SENVA CT1D-F3D

    SENVA

    CT1D-F3D

    CO2/TEMP DUCT SENSOR, CT1D SERIES, LCD 10K TYPE 3 THERMISTOR, DUCT PROBE, OUTPUT 0-5V_0-10V_4-20MA 3-WIRE, SETPOINT RELAY, TEMP SENSOR 10K T3
    £252.71 Price with VAT: £303.26 Buy Surplus As Low As £151.78 Price with VAT: £182.13
    £151.78 Price with VAT: £182.13
    SENVA CT1O-E3X

    SENVA

    CT1O-E3X

    CO2/TEMP OUTDOOR SENSOR, CT10 SERIES, NO LCD, 10K TYPE 2 THERMISTOR, OUTPUT 0-5V,0-10V,4-20MA 3-WIRE, SETPOINT RELAY
    £271.87 Price with VAT: £326.24 Buy Surplus As Low As £163.56 Price with VAT: £196.28
    £163.56 Price with VAT: £196.28
    SENVA CT1O-F3X

    SENVA

    CT1O-F3X

    CO2/TEMP OUTDOOR SENSOR, CT10 SERIES, NO LCD, 10K TYPE 3 THERMISTOR, OUTPUT 0-5V,0-10V,4-20MA 3-WIRE, SETPOINT RELAY
    £271.87 Price with VAT: £326.24 Buy Surplus As Low As £163.56 Price with VAT: £196.28
    £163.56 Price with VAT: £196.28
    SENVA CT1O-G3X

    SENVA

    CT1O-G3X

    CO2/TEMP OUTDOOR SENSOR, CT10 SERIES, NO LCD, 10K W/11K THERMISTOR
    £271.87 Price with VAT: £326.24 Buy Surplus As Low As £163.56 Price with VAT: £196.28
    £163.56 Price with VAT: £196.28
    SENVA CT1O-I3X

    SENVA

    CT1O-I3X

    CO2/TEMP OUTDOOR SENSOR, CT10 SERIES, NO LCD, 2K2 THERMISTOR, OUTPUT 0-5V,0-10V,4-20MA 3-WIRE, SETPOINT RELAY
    £271.87 Price with VAT: £326.24 Buy Surplus As Low As £163.56 Price with VAT: £196.28
    £163.56 Price with VAT: £196.28
    SENVA CT1R-A3X-D

    SENVA

    CT1R-A3X-D

    DUAL CHANNEL CO2 ROOM SENSOR, NO LCD, NOTEMP, OUTPUT 0-5V,0-10V,4-20MA 3-WIRE, SETPOINT RELAY, TEMP SENSOR NO
    £156.93 Price with VAT: £188.32 Buy Surplus As Low As £94.31 Price with VAT: £113.17
    £94.31 Price with VAT: £113.17
    SENVA CT1R-B3D

    SENVA

    CT1R-B3D

    CO2/TEMP SENSOR, LCD TEMP TRANSMITTER, OUTPUT 0-5V,0-10V,4-20MA 3-WIRE, SETPOINT RELAY, TEMP SENSOR 0-5V/10V 4-20MA 3W
    £207.03 Price with VAT: £248.44 Buy Surplus As Low As £124.51 Price with VAT: £149.42
    £124.51 Price with VAT: £149.42
    SENVA CT1R-C3D

    SENVA

    CT1R-C3D

    CO2/TEMP SENSOR, LCD 100PT RTD, OUTPUT 0-5V,0-10V,4-20MA 3-WIRE, SETPOINT RELAY, TEMP SENSOR 100PT RTD
    £207.03 Price with VAT: £248.44 Buy Surplus As Low As £124.51 Price with VAT: £149.42
    £124.51 Price with VAT: £149.42
    SENVA CT1W-A3D

    SENVA

    CT1W-A3D

    CO2/TEMP WALL SENSOR, SURFACE MOUNT LCD NOTEMP, OUTPUT 0-5V,0-10V,4-20MA 3-WIRE, SETPOINT RELAY, TEMP SENSOR NO
    £193.03 Price with VAT: £231.64 Buy Surplus As Low As £116.41 Price with VAT: £139.69
    £116.41 Price with VAT: £139.69
    SENVA CT1D-B3D

    SENVA

    CT1D-B3D

    CO2/TEMP DUCT SENSOR, CT1D SERIES, LCD TEMP TRANSMITTER, DUCT PROBE, OUTPUT 0-5V_0-10V_4-20MA 3-WIRE, SETPOINT RELAY, TEMP SENSOR 0-5V/10V 4-20MA 3W
    £252.71 Price with VAT: £303.26 Buy Surplus As Low As £151.78 Price with VAT: £182.13
    £151.78 Price with VAT: £182.13
    SENVA CT1D-B3X

    SENVA

    CT1D-B3X

    CO2/TEMP DUCT SENSOR, CT1D SERIES, NO LCD TEMP TRANSMITTER, DUCT PROBE, OUTPUT 0-5V_0-10V_4-20MA 3-WIRE, SETPOINT RELAY, TEMP SENSOR 0-5V/10V 4-20MA 3W
    £229.14 Price with VAT: £274.96 Buy Surplus As Low As £137.78 Price with VAT: £165.33
    £137.78 Price with VAT: £165.33
    SENVA CT1D-C3X

    SENVA

    CT1D-C3X

    CO2/TEMP DUCT SENSOR, CT1D SERIES, NO LCD 100PT RTD, DUCT PROBE, OUTPUT 0-5V_0-10V_4-20MA 3-WIRE, SETPOINT RELAY, TEMP SENSOR 0-5V/10V 4-20MA 3W
    £231.35 Price with VAT: £277.62 Buy Surplus As Low As £139.25 Price with VAT: £167.10
    £139.25 Price with VAT: £167.10
    SENVA CT1D-D3D

    SENVA

    CT1D-D3D

    CO2/TEMP DUCT SENSOR, CT1D SERIES, LCD1000PT RTD, DUCT PROBE, OUTPUT 0-5V_0-10V_4-20MA 3-WIRE, SETPOINT RELAY, TEMP SENSOR 0-5V/10V 4-20MA 3W
    £252.71 Price with VAT: £303.26 Buy Surplus As Low As £151.78 Price with VAT: £182.13
    £151.78 Price with VAT: £182.13
    SENVA CT1O-F3D

    SENVA

    CT1O-F3D

    CO2/TEMP OUTDOOR SENSOR, CT10 SERIES, LCD 10K TYPE 3 THERMISTOR, OUTPUT 0-5V,0-10V,4-20MA 3-WIRE, SETPOINT RELAY
    £301.34 Price with VAT: £361.61 Buy Surplus As Low As £181.25 Price with VAT: £217.50
    £181.25 Price with VAT: £217.50
    SENVA CT1O-G3D

    SENVA

    CT1O-G3D

    CO2/TEMP OUTDOOR SENSOR, CT10 SERIES, LCD 10K W/11K THERMISTOR, OUTPUT 0-5V,0-10V,4-20MA 3-WIRE, SETPOINT RELAY
    £301.34 Price with VAT: £361.61 Buy Surplus As Low As £181.25 Price with VAT: £217.50
    £181.25 Price with VAT: £217.50
    SENVA CT1O-J3D

    SENVA

    CT1O-J3D

    CO2/TEMP OUTDOOR SENSOR, CT10 SERIES, LCD 1K8 THERMISTOR, OUTPUT 0-5V,0-10V,4-20MA 3-WIRE, SETPOINT RELAY
    £301.34 Price with VAT: £361.61 Buy Surplus As Low As £181.25 Price with VAT: £217.50
    £181.25 Price with VAT: £217.50
    SENVA CT1R-A3D

    SENVA

    CT1R-A3D

    CO2/TEMP SENSOR, LCD NOTEMP, OUTPUT 0-5V,0-10V,4-20MA 3-WIRE, SETPOINT RELAY, TEMP SENSOR NO
    £212.74 Price with VAT: £255.29 Buy Surplus As Low As £124.56 Price with VAT: £149.47
    £124.56 Price with VAT: £149.47
    SENVA CT1R-K3D

    SENVA

    CT1R-K3D

    CO2/TEMP SENSOR, LCD 20K, OUTPUT 0-5V,0-10V,4-20MA 3-WIRE, SETPOINT RELAY, TEMP SENSOR 20K
    £207.03 Price with VAT: £248.44 Buy Surplus As Low As £124.51 Price with VAT: £149.42
    £124.51 Price with VAT: £149.42
    SENVA CT1W-E3X

    SENVA

    CT1W-E3X

    CO2/TEMP WALL SENSOR,, NO LCD, 10K TYPE 2, OUTPUT 0-5V,0-10V,4-20MA 3-WIRE, SETPOINT RELAY, TEMP SENSOR 10K T2
    £141.46 Price with VAT: £169.75 Buy Surplus As Low As £85.47 Price with VAT: £102.56
    £85.47 Price with VAT: £102.56
    SENVA TG0R-CB

    SENVA

    TG0R-CB

    CO RECESSED VALUE SENSOR, TOXIC GAS ROOM, CO 0-10V, GAS TYPE CO, OUTPUT 0-10V
    £265.97 Price with VAT: £319.17 Buy Surplus As Low As £159.88 Price with VAT: £191.86
    £159.88 Price with VAT: £191.86
    SENVA CT1O-H3D

    SENVA

    CT1O-H3D

    CO2/TEMP OUTDOOR SENSOR, CT10 SERIES, LCD 3K THERMISTOR, OUTPUT 0-5V,0-10V,4-20MA 3-WIRE, SETPOINT RELAY
    £501.74 Price with VAT: £602.09 Buy Surplus As Low As £301.34 Price with VAT: £361.61
    £301.34 Price with VAT: £361.61
    SENVA CT1O-I3D

    SENVA

    CT1O-I3D

    CO2/TEMP OUTDOOR SENSOR, CT10 SERIES, LCD 2K2 THERMISTOR, OUTPUT 0-5V,0-10V,4-20MA 3-WIRE, SETPOINT RELAY
    £301.34 Price with VAT: £361.61 Buy Surplus As Low As £181.25 Price with VAT: £217.50
    £181.25 Price with VAT: £217.50
    SENVA CT1O-J3X

    SENVA

    CT1O-J3X

    CO2/TEMP OUTDOOR SENSOR, CT10 SERIES, NO LCD, 1K8 THERMISTOR, OUTPUT 0-5V,0-10V,4-20MA 3-WIRE, SETPOINT RELAY
    £271.87 Price with VAT: £326.24 Buy Surplus As Low As £163.56 Price with VAT: £196.28
    £163.56 Price with VAT: £196.28
    SENVA CT1O-K3D

    SENVA

    CT1O-K3D

    CO2/TEMP OUTDOOR SENSOR, CT10 SERIES, LCD 20K THERMISTOR, OUTPUT 0-5V,0-10V,4-20MA 3-WIRE, SETPOINT RELAY
    £301.34 Price with VAT: £361.61 Buy Surplus As Low As £181.25 Price with VAT: £217.50
    £181.25 Price with VAT: £217.50
    SENVA CT1R-D3D-D

    SENVA

    CT1R-D3D-D

    DUAL CHANNEL CO2 ROOM SENSOR, LCD 1000PT RTD, OUTPUT 0-5V,0-10V,4-20MA 3-WIRE, SETPOINT RELAY, TEMP SENSOR 1000PT RTD
    £235.03 Price with VAT: £282.04 Buy Surplus As Low As £141.46 Price with VAT: £169.75
    £141.46 Price with VAT: £169.75
    SENVA CT1R-E3D-D

    SENVA

    CT1R-E3D-D

    DUAL CHANNEL CO2 ROOM SENSOR, LCD 10K TYPE 2, OUTPUT 0-5V,0-10V,4-20MA 3-WIRE, SETPOINT RELAY, TEMP SENSOR 10K T2
    £235.03 Price with VAT: £282.04 Buy Surplus As Low As £141.46 Price with VAT: £169.75
    £141.46 Price with VAT: £169.75
    SENVA CT1R-K3X

    SENVA

    CT1R-K3X

    CO2/TEMP SENSOR, NO LCD, 20K, OUTPUT 0-5V,0-10V,4-20MA 3-WIRE, SETPOINT RELAY, TEMP SENSOR 20K
    £141.46 Price with VAT: £169.75 Buy Surplus As Low As £85.47 Price with VAT: £102.56
    £85.47 Price with VAT: £102.56
    SENVA CT1W-A3D-D

    SENVA

    CT1W-A3D-D

    DUAL CHANNEL CO2 ROOM SENSOR, WALL LCD NOTEMP, OUTPUT 0-5V,0-10V,4-20MA 3-WIRE, SETPOINT RELAY, TEMP SENSOR NO
    £226.93 Price with VAT: £272.31 Buy Surplus As Low As £136.30 Price with VAT: £163.56
    £136.30 Price with VAT: £163.56
    SENVA C02D-A1

    SENVA

    C02D-A1

    DISCONTINUED BY MANUFACTURER, CO2 DUCT SENSOR, LCD DISPLAY WITH FIELD CALIBRATION MENU, 2000/5000 PPM CO2, INTEGRATED SET-POINT RELAY, FIELD REPLACEABLE NDIR ELEMENT, 12-30VDC/24VAC, 1 AMP
    Buy Surplus As Low As £103.02 Price with VAT: £123.62
    £103.02 Price with VAT: £123.62
    Repair Yours Contact Us
    SENVA CO2O-A

    SENVA

    CO2O-A

    DISCONTINUED BY MANUFACTURER, OUTSIDE, CO2, TRANSMITTER WITH DISPLAY AND MENU
    Buy Surplus As Low As £560.14 Price with VAT: £672.17
    £560.14 Price with VAT: £672.17
    Repair Yours £464.47 Price with VAT: £557.36
    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
    Buy Surplus As Low As £299.78 Price with VAT: £359.73
    £299.78 Price with VAT: £359.73
    Repair Yours £299.40 Price with VAT: £359.28
    SENVA CT1D-A3X

    SENVA

    CT1D-A3X

    CO2/TEMP DUCT SENSOR, CT1D SERIES,, NO LCD, NOTEMP, DUCT PROBE, OUTPUT 0-5V_0-10V_4-20MA 3-WIRE, SETPOINT RELAY, TEMP SENSOR NO
    £257.44 Price with VAT: £308.92 Buy Surplus As Low As £148.21 Price with VAT: £177.85
    £148.21 Price with VAT: £177.85
    SENVA CT1D-I3D

    SENVA

    CT1D-I3D

    CO2/TEMP DUCT SENSOR, CT1D SERIES, LCD 2K2 THERMISTOR, DUCT PROBE, OUTPUT 0-5V_0-10V_4-20MA 3-WIRE, SETPOINT RELAY, TEMP SENSOR 2.2K
    £252.71 Price with VAT: £303.26 Buy Surplus As Low As £151.78 Price with VAT: £182.13
    £151.78 Price with VAT: £182.13
    SENVA CT1D-J3X

    SENVA

    CT1D-J3X

    CO2/TEMP DUCT SENSOR, CT1D SERIES, NO LCD 1K8 THERMISTOR, DUCT PROBE, OUTPUT 0-5V_0-10V_4-20MA 3-WIRE, SETPOINT RELAY, TEMP SENSOR 10K T2
    £231.35 Price with VAT: £277.62 Buy Surplus As Low As £139.25 Price with VAT: £167.10
    £139.25 Price with VAT: £167.10
    SENVA CT1D-K3D

    SENVA

    CT1D-K3D

    CO2/TEMP DUCT SENSOR, CT1D SERIES, LCD 20K THERMISTOR, DUCT PROBE, OUTPUT 0-5V_0-10V_4-20MA 3-WIRE, SETPOINT RELAY, TEMP SENSOR 20K
    £252.71 Price with VAT: £303.26 Buy Surplus As Low As £151.78 Price with VAT: £182.13
    £151.78 Price with VAT: £182.13
    SENVA CT1O-C3D

    SENVA

    CT1O-C3D

    CO2/TEMP OUTDOOR SENSOR, CT10 SERIES, LCD 100PT RTD, OUTPUT 0-5V,0-10V,4-20MA 3-WIRE, SETPOINT RELAY
    £301.34 Price with VAT: £361.61 Buy Surplus As Low As £181.25 Price with VAT: £217.50
    £181.25 Price with VAT: £217.50
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