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Introducing the FDS303 Ultra Mode – the longest range certified IR3 flame detector in the world

Graham Duncan

160m certified range. Sub-second response. Proven performance from the global leader in flame detection.

 
Micropack’s FDS303 has long been recognised as one of the world’s leading IR3 flame detectors, trusted in critical installations around the globe since its launch in 2017.
 

Now, with the introduction of Ultra Mode, the FDS303 once again redefines the standard for flame detection performance.

Witness-tested by FM, the FDS303 achieved an unprecedented 160 metres to a 1ft² n-heptane pan fire - confirming its position as the longest certified detection range of any flame detector on the market.




Ultra Mode now also delivers a sub-one-second response time for speed-critical applications, further strengthening Micropack’s reputation as the most innovative, forward-leaning flame detection company in the world.

Ultra Mode Performance In Detail:

  • 160m detection range to a 1ft² n-heptane pan fire - FM witness-tested and industry-leading.
  • Ultra-fast response mode: detects flames in under one second for special applications.
  • Designed for high-hazard, time-critical environments such as petrochemical plants, fuel transfer areas, and compressor modules.

Proven IR3 Leadership:

  • In service globally since 2017, the FDS303 has established itself as a benchmark for reliability and accuracy in IR3 detection.
  • Ultra Mode builds on this proven platform to deliver even greater performance and flexibility.

Technical Innovation

  • Advanced triple-IR sensing with intelligent spectral analysis.
  • Ultra Mode configurable for extended range or ultra-fast response depending on application need.
  • Exceptional false alarm immunity, field-proven in extreme conditions.

Why Micropack?

  • Over 30 years of flame detection innovation, with a global reputation for engineering excellence.
  • Continuous investment in research, testing, and certification to keep Micropack at the forefront of detection technology.

Learn more about FDS303 Ultra Mode’s record breaking performance:
https://www.micropacksafety.com/en/flame-detection/multi-spectrum-ir-flame-detection-fds303