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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 £192.69 - Original price £192.69
    Original price
    £192.69
    £192.69 - £192.69
    Current price £192.69

    Paddle flow switches for liquid, non-aggressive

    SKU: S6065A1003

    Energy Controls Online

    The flow switches are designed for monitoring flow rates in pipes employed in HVAC applications. For monitoring flow in water, oil, cooling circuit...

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    Original price £192.69 - Original price £192.69
    Original price
    £192.69
    £192.69 - £192.69
    Current price £192.69
  • Original price £129.17 - Original price £129.17
    Original price
    £129.17
    £129.17 - £129.17
    Current price £129.17

    Paddle flow switches for air

    SKU: S6040A1003

    Energy Controls Online

    The flow switches are designed for monitoring flow rates in pipes and ducts employed in HVAC applications. For monitoring flow of non-aggressive ga...

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    Original price £129.17 - Original price £129.17
    Original price
    £129.17
    £129.17 - £129.17
    Current price £129.17
  • Original price £276.39 - Original price £276.39
    Original price
    £276.39
    £276.39 - £276.39
    Current price £276.39

    Spring Return DCA 20NM 24V ON/OFF with End Switches datasheet en0b0462

    SKU: S2024-2POS-SW2

    Energy Controls Online

    Original price £276.39 - Original price £276.39
    Original price
    £276.39
    £276.39 - £276.39
    Current price £276.39
  • Original price £340.35 - Original price £340.35
    Original price
    £340.35
    £340.35 - £340.35
    Current price £340.35

    Spring Return DCA 20NM 230V ON/OFF with End Switches

    SKU: S20230-2POS-SW2

    Energy Controls Online

    Direct-coupled actuator with self-centering shaft adapter. For the operation of quarter-turn air dampers in safety related applications requiring s...

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    Original price £340.35 - Original price £340.35
    Original price
    £340.35
    £340.35 - £340.35
    Current price £340.35
  • Original price £412.71 - Original price £412.71
    Original price
    £412.71
    £412.71 - £412.71
    Current price £412.71

    Spring Return DCA 20NM 24V 0-10V with End Switches datasheet en0b0463

    SKU: S20010-SW2

    Energy Controls Online

    Original price £412.71 - Original price £412.71
    Original price
    £412.71
    £412.71 - £412.71
    Current price £412.71
  • Original price £251.53 - Original price £251.53
    Original price
    £251.53
    £251.53 - £251.53
    Current price £251.53

    Spring Return DCA 10NM 24V ON/OFF with End Switches datasheet en0b0462

    SKU: S1024-2POS-SW2

    Energy Controls Online

    Original price £251.53 - Original price £251.53
    Original price
    £251.53
    £251.53 - £251.53
    Current price £251.53
  • Original price £330.19 - Original price £330.19
    Original price
    £330.19
    £330.19 - £330.19
    Current price £330.19

    Spring Return DCA 10NM 230V ON/OFF with End Switches

    SKU: S10230-2POS-SW2

    Energy Controls Online

    Direct-coupled actuator with self-centering shaft adapter. For the operation of quarter-turn air dampers in safety related applications requiring s...

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    Original price £330.19 - Original price £330.19
    Original price
    £330.19
    £330.19 - £330.19
    Current price £330.19
  • Original price £275.61 - Original price £275.61
    Original price
    £275.61
    £275.61 - £275.61
    Current price £275.61

    Spring Return DCA 10NM 24V 0-10V with End Switches datasheet en0b0463

    SKU: S10010

    Energy Controls Online

    Original price £275.61 - Original price £275.61
    Original price
    £275.61
    £275.61 - £275.61
    Current price £275.61
  • Original price £222.42 - Original price £222.42
    Original price
    £222.42
    £222.42 - £222.42
    Current price £222.42

    Spring Return DCA 5NM 24V ON/OFF with End Switches datasheet en0b0641

    SKU: S0524-2POS-SW1

    Energy Controls Online

    Original price £222.42 - Original price £222.42
    Original price
    £222.42
    £222.42 - £222.42
    Current price £222.42
  • Original price £301.41 - Original price £301.41
    Original price
    £301.41
    £301.41 - £301.41
    Current price £301.41

    Spring Return DCA 5NM 230V ON/OFF with End Switches

    SKU: S05230-2POS-SW1

    Energy Controls Online

    Direct-coupled actuator with self-centering shaft adapter. For the operation of quarter-turn air dampers in safety related applications requiring s...

    View full details
    Original price £301.41 - Original price £301.41
    Original price
    £301.41
    £301.41 - £301.41
    Current price £301.41
  • Original price £269.77 - Original price £269.77
    Original price
    £269.77
    £269.77 - £269.77
    Current price £269.77

    Spring Return DCA 5NM 24V 0-10V with End Switches datasheet en0b0641

    SKU: S05010-SW1

    Energy Controls Online

    Original price £269.77 - Original price £269.77
    Original price
    £269.77
    £269.77 - £269.77
    Current price £269.77
  • Original price £220.69 - Original price £220.69
    Original price
    £220.69
    £220.69 - £220.69
    Current price £220.69

    DAMPER ACTUATOR 20NM 24V Raise / Lower with End Switches datasheet EN0B-0320GE51 R0112

    SKU: N2024-SW2

    Energy Controls Online

    Original price £220.69 - Original price £220.69
    Original price
    £220.69
    £220.69 - £220.69
    Current price £220.69
  • Original price £226.51 - Original price £226.51
    Original price
    £226.51
    £226.51 - £226.51
    Current price £226.51

    DAMPER ACTUATOR 20NM 230V Raise / Lower with End Switches datasheet EN0B-0320GE51 R0112

    SKU: N20230-SW2

    Energy Controls Online

    Original price £226.51 - Original price £226.51
    Original price
    £226.51
    £226.51 - £226.51
    Current price £226.51
  • Original price £297.78 - Original price £297.78
    Original price
    £297.78
    £297.78 - £297.78
    Current price £297.78

    DAMPER ACTUATOR 20NM 24V 0-10V with End Switches datasheet EN0B-0341GE51 R0112

    SKU: N20010-SW2

    Energy Controls Online

    Original price £297.78 - Original price £297.78
    Original price
    £297.78
    £297.78 - £297.78
    Current price £297.78
  • Original price £149.50 - Original price £149.50
    Original price
    £149.50
    £149.50 - £149.50
    Current price £149.50

    DAMPER ACTUATOR 5NM 24V Raise / Lower with End Switches datasheet EN0B-0477GE51 R0408

    SKU: N0524-SW2

    Energy Controls Online

    Original price £149.50 - Original price £149.50
    Original price
    £149.50
    £149.50 - £149.50
    Current price £149.50
  • Original price £188.16 - Original price £188.16
    Original price
    £188.16
    £188.16 - £188.16
    Current price £188.16

    DAMPER ACTUATOR 5NM 24V 0-10V with End Switches datasheet EN0B-0478GE51 R0413

    SKU: N05010-SW2

    Energy Controls Online

    Original price £188.16 - Original price £188.16
    Original price
    £188.16
    £188.16 - £188.16
    Current price £188.16
  • Original price £294.55 - Original price £294.55
    Original price
    £294.55
    £294.55 - £294.55
    Current price £294.55

    Plant Valve Actuator - 6.5mm Stroke 150 Secs 24Vac Proportional 2 Switches Man Op

    SKU: M7410E4030

    Energy Controls Online

    Plant Valve Actuator - 6.5mm Stroke 150 Secs 24Vac Proportional 2 Switches Man Op - Datasheet en0b0351   Actuator 0/2..10V for zone control, 6,5...

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    Original price £294.55 - Original price £294.55
    Original price
    £294.55
    £294.55 - £294.55
    Current price £294.55
  • Original price £257.38 - Original price £257.38
    Original price
    £257.38
    £257.38 - £257.38
    Current price £257.38

    Zone Valve Actuator - 6.5mm Stroke 150 Secs 24Vac Proportional 2 Switches Man Op

    SKU: M7410E4022

    Energy Controls Online

    Zone Valve Actuator - 6.5mm Stroke 150 Secs 24Vac Proportional 2 Switches Man Op - Datasheet en0b0097   Actuator 0/2..10V for zone control, 6,5 ...

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    Original price £257.38 - Original price £257.38
    Original price
    £257.38
    £257.38 - £257.38
    Current price £257.38
  • Original price £192.03 - Original price £192.03
    Original price
    £192.03
    £192.03 - £192.03
    Current price £192.03

    Plant Valve Actuator - 6.5mm Stroke 150 Secs 230Vac R/L 2 Switches Man Op

    SKU: M6410L4037

    Energy Controls Online

    Plant Valve Actuator - 6.5mm Stroke 150 Secs 230Vac R/L 2 Switches Man Op - Datasheet en0b0096   Actuator 3-pt for zone control, 6,5 mm 180/300 ...

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    Original price £192.03 - Original price £192.03
    Original price
    £192.03
    £192.03 - £192.03
    Current price £192.03
  • Original price £162.38 - Original price £162.38
    Original price
    £162.38
    £162.38 - £162.38
    Current price £162.38

    Plant Valve Actuator - 6.5mm Stroke 150 Secs 24Vac R/L 2 Switches Man Op

    SKU: M6410C4037

    Energy Controls Online

    Plant Valve Actuator - 6.5mm Stroke 150 Secs 24Vac R/L 2 Switches Man Op - Datasheet en0b0096   Actuator 3-pt for zone control, 6,5 mm 180/300 N...

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    Original price £162.38 - Original price £162.38
    Original price
    £162.38
    £162.38 - £162.38
    Current price £162.38
  • Original price £53.46 - Original price £53.46
    Original price
    £53.46
    £53.46 - £53.46
    Current price £53.46

    Differential Pressure Switch 50-500 PA

    SKU: DPS500

    Energy Controls Online

    Filter monitor or flow switch for air, non-combustible, non aggressive gases in air conditioning and ventilating installations. Kind of pressure: o...

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    Original price £53.46 - Original price £53.46
    Original price
    £53.46
    £53.46 - £53.46
    Current price £53.46
  • Original price £58.81 - Original price £58.81
    Original price
    £58.81
    £58.81 - £58.81
    Current price £58.81

    Differential Pressure Switch 500-2500 PA

    SKU: DPS2500

    Energy Controls Online

    Filter monitor or flow switch for air, non-combustible, non aggressive gases in air conditioning and ventilating installations. Kind of pressure: o...

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    Original price £58.81 - Original price £58.81
    Original price
    £58.81
    £58.81 - £58.81
    Current price £58.81
  • Original price £179.84 - Original price £179.84
    Original price
    £179.84
    £179.84 - £179.84
    Current price £179.84

    Dual end switches SPDT (250V 10A) for AL1820 Series Plant Valve Actuators

    SKU: 43191680-002

    Energy Controls Online

    Dual end switches SPDT (250V 10A) for AL1820 Series Plant Valve Actuators - Datasheet en0b0416 High temperat...

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    Original price £179.84 - Original price £179.84
    Original price
    £179.84
    £179.84 - £179.84
    Current price £179.84
  • Original price £201.49 - Original price £201.49
    Original price
    £201.49
    £201.49 - £201.49
    Current price £201.49

    TB/TS/BOX20 SPACE TEMP SENS X 20 DATASHEET TA200603

    SKU: SENTE-300200120 (TB/TS/BOX20)

    Energy Controls Online

    TB/TS/BOX20 SPACE TEMP SENS X 20 DATASHEET TA200603

    Original price £201.49 - Original price £201.49
    Original price
    £201.49
    £201.49 - £201.49
    Current price £201.49