Fuel Density Sensor Performance Technologies are yet another key product group within Auxitrol Weston’s extensive portfolio which already boasts over forty years of Density Sensor specific expertise, including the development of our unique Vibrating Cylinder technology which, with no reported history of drift issues, is arguably the world’s most accurate and stable aviation fuel density sensor.

Our unique Vibrating Cylinder Technology has proven to be extremely accurate and reliable for Aerospace fuel density applications, where measurement precision and dependability are paramount.

The densitometer can be customised for specific application and is standard on most wide body aircraft.


  • < 0.4% Density accuracy (including pressure and temperature effects)
  • < 0.01% Repeatability
  • < 0.03% Drift/year
  • 600 to 900 kgm-3 density capability
  • Operating temperature: -40°C to +60°C


  • Best in world for accuracy and drift
  • Low cost of ownership

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