Portable Oxygen Analyzer - Ntron Yellow Box

Versatile Solution for High Purity O2 Measurement

Key features

  • Long-life solid-state zirconia sensor
  • Measurement range: 0 to 1,000ppm, 0 to 25%, 0 to 96% O2
  • Rechargeable battery pack (Optional)
  • Integral flow meter for positive pressure sample flow indication
  • LCD + 4 button HMI
  • Lightweight, rugged and portable
  • 2 and 3 sensor option available
  • Analogue output per sensor


The Yellow Box Portable oxygen analyzer is a transportable O2 measuring device in a rugged case that provides a versatile solution for high purity oxygen measurement applications.

The Ntron Yellow Box is a compact, robust, transportable oxygen analyser that can be supplied with two or three zirconia sensors offering a fast response time and long service life with virtually no drift. Measurement ranges available are 0 to 1,000ppm, 0 to 25% & 0 to 96% O2 with a mA output per channel.


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