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From 24th - 31st May we will be stock taking - processing of orders and responses to technical queries may be delayed.
From 24th - 31st May processing of orders and responses to technical queries may be delayed.
Sensors & Switches

Sensors & Switches

Space, duct and outdoor sensors for monitoring temperature, humidity, CO2, pressure and air velocity.

Switches for frost temperature, air and liquid pressure.

  • NTC Temperature sensors
  • PT100 temperature sensors
  • Frost Thermostats
  • Humidity Sensors
  • Pressure sensors
  • Pressure switches
  • CO2, Air Quality Transducers
  • Air Velocity
  • Environmental Transducers

Please note product photos are generic images and actual product may differ slightly.

  • Original price £538.09 - Original price £538.09
    Original price
    £538.09
    £538.09 - £538.09
    Current price £538.09

    Customisable full colour touch screen display with temperature and humidity sensors.

    SKU: RV-WMB-TH-BX

    Energy Controls Online

    Customisable full colour touch screen display with temperature and humidity sensors. No bezel - for use with rv-bw-a paintable bezel (sold separate...

    View full details
    Original price £538.09 - Original price £538.09
    Original price
    £538.09
    £538.09 - £538.09
    Current price £538.09
  • Original price £481.51 - Original price £481.51
    Original price
    £481.51
    £481.51 - £481.51
    Current price £481.51

    WALL BUS ROOM SENSOR. TEMPERATURE HUMIDITY AND CO2 DATASHEET TA201348

    SKU: RS-WMB-THC

    Energy Controls Online

    WALL BUS ROOM SENSOR. TEMPERATURE HUMIDITY AND CO2 DATASHEET TA201348

    Original price £481.51 - Original price £481.51
    Original price
    £481.51
    £481.51 - £481.51
    Current price £481.51
  • Original price £193.61 - Original price £193.61
    Original price
    £193.61
    £193.61 - £193.61
    Current price £193.61

    WALL BUS ROOM SENSOR. TEMPERATURE & HUMIDITY DATASHEET TA201348

    SKU: RS-WMB-TH

    Energy Controls Online

    WALL BUS ROOM SENSOR. TEMPERATURE & HUMIDITY DATASHEET TA201348

    Original price £193.61 - Original price £193.61
    Original price
    £193.61
    £193.61 - £193.61
    Current price £193.61
  • Original price £409.47 - Original price £409.47
    Original price
    £409.47
    £409.47 - £409.47
    Current price £409.47

    WALL BUS ROOM SENSOR. TEMPERATURE & CO2 DATASHEET TA201348

    SKU: RS-WMB-TC

    Energy Controls Online

    WALL BUS ROOM SENSOR. TEMPERATURE & CO2 DATASHEET TA201348

    Original price £409.47 - Original price £409.47
    Original price
    £409.47
    £409.47 - £409.47
    Current price £409.47
  • Original price £137.54 - Original price £137.54
    Original price
    £137.54
    £137.54 - £137.54
    Current price £137.54

    T-PO 4-20 MA EXTERNAL TEMPERATURE SENS

    SKU: T-PO

    Energy Controls Online

    T-PO 4-20 MA EXTERNAL TEMPERATURE SENS

    Original price £137.54 - Original price £137.54
    Original price
    £137.54
    £137.54 - £137.54
    Current price £137.54
  • Original price £358.83 - Original price £358.83
    Original price
    £358.83
    £358.83 - £358.83
    Current price £358.83

    T-PI-160 4-20MA IMMERSION HIGH TEMP SENS

    SKU: T-PI-160

    Energy Controls Online

    T-PI-160 4-20MA IMMERSION HIGH TEMP SENS

    Original price £358.83 - Original price £358.83
    Original price
    £358.83
    £358.83 - £358.83
    Current price £358.83
  • Original price £413.67 - Original price £413.67
    Original price
    £413.67
    £413.67 - £413.67
    Current price £413.67

    TB/TI-ES - DUCT TEMPERATURE SENSOR - EX.SHORT (70MM) BOX OF 12 DATASHEET TA200724

    SKU: SENTE-400300312 (TB/TI-ES/BOX12)

    Energy Controls Online

    DUCT TEMPERATURE SENSOR - EX.SHORT (70MM) BOX OF 12 DATASHEET TA200724

    Original price £413.67 - Original price £413.67
    Original price
    £413.67
    £413.67 - £413.67
    Current price £413.67
  • Original price £464.38 - Original price £464.38
    Original price
    £464.38
    £464.38 - £464.38
    Current price £464.38

    TB/TI-L - INSERTION TEMPERATURE SENSOR FOR DUCT APPLICATIONS - LONG (400MM) BOX OF 12 DATASHEET TA200724

    SKU: SENTE-400300212 (TB/TI-L/BOX12)

    Energy Controls Online

    INSERTION TEMPERATURE SENSOR FOR DUCT APPLICATIONS - LONG (400MM) BOX OF 12 DATASHEET TA200724

    Original price £464.38 - Original price £464.38
    Original price
    £464.38
    £464.38 - £464.38
    Current price £464.38
  • Original price £46.64 - Original price £46.64
    Original price
    £46.64
    £46.64 - £46.64
    Current price £46.64

    TB/TI-L - INSERTION TEMPERATURE SENSOR FOR DUCT APPLICATIONS - LONG (400MM) DATASHEET TA200724

    SKU: SENTE-400300200 (TB/TI-L)

    Energy Controls Online

    INSERTION TEMPERATURE SENSOR FOR DUCT APPLICATIONS - LONG (400MM) DATASHEET TA200724

    Original price £46.64 - Original price £46.64
    Original price
    £46.64
    £46.64 - £46.64
    Current price £46.64
  • Original price £413.67 - Original price £413.67
    Original price
    £413.67
    £413.67 - £413.67
    Current price £413.67

    TB/TI-S - DUCT TEMPERATURE SENSOR - STANDARD (150MM) BOX OF 12 DATASHEET TA200724

    SKU: SENTE-400300112 (TB/TI-S/BOX12)

    Energy Controls Online

    DUCT TEMPERATURE SENSOR - STANDARD (150MM) BOX OF 12 DATASHEET TA200724

    Original price £413.67 - Original price £413.67
    Original price
    £413.67
    £413.67 - £413.67
    Current price £413.67
  • Original price £158.85 - Original price £158.85
    Original price
    £158.85
    £158.85 - £158.85
    Current price £158.85

    T/TFR-4/10 - FLYING LEAD SENSOR (4 METRES) PACK OF 10 - DATASHEET TA102483

    SKU: SENT2-004010 (T/TFR-4/10)

    Energy Controls Online

    T/TFR-4/10 - FLYING LEAD SENSOR (4 METRES) PACK OF 10 - DATASHEET TA102483

    Original price £158.85 - Original price £158.85
    Original price
    £158.85
    £158.85 - £158.85
    Current price £158.85
  • Original price £462.37 - Original price £462.37
    Original price
    £462.37
    £462.37 - £462.37
    Current price £462.37

    DUCT AIR QUALITY SENSOR (24 VDC SUPPLY 0 TO 10 VDC OUTPUT) DATASHEET 912797

    SKU: SENAQ-3000001002

    Energy Controls Online

    DUCT AIR QUALITY SENSOR (24 VDC SUPPLY 0 TO 10 VDC OUTPUT) DATASHEET 912797

    Original price £462.37 - Original price £462.37
    Original price
    £462.37
    £462.37 - £462.37
    Current price £462.37
  • Original price £360.96 - Original price £360.96
    Original price
    £360.96
    £360.96 - £360.96
    Current price £360.96

    SPACE AIR QUALITY SENSOR (24 VDC SUPPLY 0 TO 10 VDC OUTPUT) DATASHEET 912798

    SKU: SENAQ-3000001001

    Energy Controls Online

    SPACE AIR QUALITY SENSOR (24 VDC SUPPLY 0 TO 10 VDC OUTPUT) DATASHEET 912798

    Original price £360.96 - Original price £360.96
    Original price
    £360.96
    £360.96 - £360.96
    Current price £360.96
  • Original price £411.66 - Original price £411.66
    Original price
    £411.66
    £411.66 - £411.66
    Current price £411.66

    T/AV-S - DUCT TEMPERATURE AVERAGING SENSOR - STANDARD (3.5 M) DATASHEET 91-2098

    SKU: SENTO-0006001 (T/AV-S)

    Energy Controls Online

    T/AV-S - DUCT TEMPERATURE AVERAGING SENSOR - STANDARD (3.5 M) DATASHEET 91-2098

    Original price £411.66 - Original price £411.66
    Original price
    £411.66
    £411.66 - £411.66
    Current price £411.66
  • Original price £365.03 - Original price £365.03
    Original price
    £365.03
    £365.03 - £365.03
    Current price £365.03

    T/FGS - FLUE GAS TEMPERATURE SENSOR - STANDARD (RANGE 0 TO 400 °C) DATASHEET 91-2100

    SKU: SENTO-0000720

    Energy Controls Online

    FLUE GAS TEMPERATURE SENSOR - STANDARD (RANGE 0 TO 400 °C) DATASHEET 91-2100

    Original price £365.03 - Original price £365.03
    Original price
    £365.03
    £365.03 - £365.03
    Current price £365.03
  • Original price £401.52 - Original price £401.52
    Original price
    £401.52
    £401.52 - £401.52
    Current price £401.52

    T/FGL - FLUE GAS TEMPERATURE SENSOR - LONG (RANGE 0 TO 400 °C) DATASHEET 91-2100

    SKU: SENTO-0000710

    Energy Controls Online

    FLUE GAS TEMPERATURE SENSOR - LONG (RANGE 0 TO 400 °C) DATASHEET 91-2100

    Original price £401.52 - Original price £401.52
    Original price
    £401.52
    £401.52 - £401.52
    Current price £401.52
  • Original price £239.78 - Original price £239.78
    Original price
    £239.78
    £239.78 - £239.78
    Current price £239.78

    LIQUID PRESSURE SENSOR 0 TO 6 BAR 0-10 V OUTPUT 24VAC/DC +/-10%

    SKU: PTU6

    Energy Controls Online

    LIQUID PRESSURE SENSOR 0 TO 6 BAR 0-10 V OUTPUT 24VAC/DC +/-10%

    Original price £239.78 - Original price £239.78
    Original price
    £239.78
    £239.78 - £239.78
    Current price £239.78
  • Original price £239.78 - Original price £239.78
    Original price
    £239.78
    £239.78 - £239.78
    Current price £239.78

    LIQUID PRESSURE SENSOR 0 TO 4 BAR 0-10 V OUTPUT 24VAC/DC +/-10%

    SKU: PTU4

    Energy Controls Online

    LIQUID PRESSURE SENSOR 0 TO 4 BAR 0-10 V OUTPUT 24VAC/DC +/-10%

    Original price £239.78 - Original price £239.78
    Original price
    £239.78
    £239.78 - £239.78
    Current price £239.78
  • Original price £239.78 - Original price £239.78
    Original price
    £239.78
    £239.78 - £239.78
    Current price £239.78

    LIQUID PRESSURE SENSOR 0 TO 16 BAR 0-10 V OUTPUT 24VAC/DC +/-10%

    SKU: PTU16

    Energy Controls Online

    LIQUID PRESSURE SENSOR 0 TO 16 BAR 0-10 V OUTPUT 24VAC/DC +/-10%

    Original price £239.78 - Original price £239.78
    Original price
    £239.78
    £239.78 - £239.78
    Current price £239.78
  • Original price £239.78 - Original price £239.78
    Original price
    £239.78
    £239.78 - £239.78
    Current price £239.78

    LIQUID PRESSURE SENSOR 0 TO 10 BAR 0-10 V OUTPUT 24VAC/DC +/-10%

    SKU: PTU10

    Energy Controls Online

    LIQUID PRESSURE SENSOR 0 TO 10 BAR 0-10 V OUTPUT 24VAC/DC +/-10%

    Original price £239.78 - Original price £239.78
    Original price
    £239.78
    £239.78 - £239.78
    Current price £239.78
  • Original price £172.71 - Original price £172.71
    Original price
    £172.71
    £172.71 - £172.71
    Current price £172.71

    AIR DUCT/IMMERSION TEMPERATURE SENSOR, 4..20MA, 0..100C, 300MM IMM.DEPTH, NO WELL, IP65

    SKU: LFI-100-3B65

    Energy Controls Online

    AIR DUCT/IMMERSION TEMPERATURE SENSOR, 4..20MA, 0..100C, 300MM IMM.DEPTH, NO WELL, IP65

    Original price £172.71 - Original price £172.71
    Original price
    £172.71
    £172.71 - £172.71
    Current price £172.71
  • Original price £164.73 - Original price £164.73
    Original price
    £164.73
    £164.73 - £164.73
    Current price £164.73

    AIR DUCT HUMIDITY AND TEMPERATURE SENSOR, 0..10V AND NTC20K OUTPUT, -5..55C

    SKU: LFH20-2B65

    Energy Controls Online

    AIR DUCT HUMIDITY AND TEMPERATURE SENSOR, 0..10V AND NTC20K OUTPUT, -5..55C

    Original price £164.73 - Original price £164.73
    Original price
    £164.73
    £164.73 - £164.73
    Current price £164.73
  • Original price £189.84 - Original price £189.84
    Original price
    £189.84
    £189.84 - £189.84
    Current price £189.84

    AIR DUCT HUMIDITY AND TEMPERATURE SENSOR, 0..10V AND PT1000 OUTPUT, -5..55C

    SKU: LFH00-2B65

    Energy Controls Online

    AIR DUCT HUMIDITY AND TEMPERATURE SENSOR, 0..10V AND PT1000 OUTPUT, -5..55C

    Original price £189.84 - Original price £189.84
    Original price
    £189.84
    £189.84 - £189.84
    Current price £189.84
  • Original price £48.51 - Original price £48.51
    Original price
    £48.51
    £48.51 - £48.51
    Current price £48.51

    AIR DUCT TEMPERATURE SENSOR, NTC20K, -40..110C, 400MM IMMERSION DEPTH, IP65

    SKU: LF20-4B65

    Energy Controls Online

    AIR DUCT TEMPERATURE SENSOR, NTC20K, -40..110C, 400MM IMMERSION DEPTH, IP65

    Original price £48.51 - Original price £48.51
    Original price
    £48.51
    £48.51 - £48.51
    Current price £48.51