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Lucas Switches and Sensors


Lucas offer a huge range of over 700 switches and more than 200 temperature sensors. All supported by outstanding customer and technical support and covered by the Lucas 3 year warranty.


Our most popular switches and sensors include:


Coolant Temperature Sensors

Ensures the engine does not overheat by measuring the temperature of the engine coolant.


Air Temperature Sensors

Monitors the temperature of the air flowing into the engine. The sensor can also be used to monitor interior and exterior air temperature as part of the vehicle comfort settings.


Radiator Fan Switches

When the radiator reaches a predetermined temperature, the switch triggers the electric fan to run in order to cool the engine.


Oil Pressure Switches

Warns the driver if the oil pressure in the engine becomes too low.

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Other Lucas Engine Management Products

  • 3 year warranty

    All Lucas Engine Management and Ignition Components now benefit from a 3 year no quibble warranty as standard. The same high quality and outstanding value that our customers love, now with 3 years added peace of mind.

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  • data online 24/7

    Application data for Lucas Electrical products can be found via our online catalogue: and is also available from MAM and TecDoc. Lucas data is updated and published daily to MAM via Automate to ensure consistent high quality information is always available.

    View Online Catalogue
    Online Catalogue
  • 100% Testied in the UK

    To deliver the consistent high quality expected from the trusted Lucas brand, all Lucas Air Mass Meters are 100% tested in the UK. Ensure maximum performance and reliability of every component. Look for the 100% tested sticker on every iconic green Air Mass Meter box.

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