SDA Helium

SDA Helium


The SDA Helium (He) provides a continuous digital display of helium concentrations when used on helium reclaim systems.

The analyser incorporates a thermal conductivity helium sensor plus an electrochemical oxygen sensor to accurately calculate helium concentrations in the 0 to 100% range.

The SDA He is available in either panel or rack mount format.


  • Sensor range: 0 to 100%
  • Sensor accuracy: ±0.5% FS@STP
  • Display resolution: 0.1% He
  • IP rating: analyser IP22, sensor IP65


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In 2015 James Fisher Defence and Divex merged to form JFD.

Today, JFD serves customers in 81 countries across six continents.

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