Battery Safety Hydrogen Sensor

Thermal Runaway Hydrogen SensorThe AX221100 is a fully calibrated hydrogen
detection sensor designed for applications where
battery thermal runaway events are a concern. The
output of the sensor is a ratio metric analog output
with a detection range of 0 to 16% H2 gas


  • -40 to 95°C operation
  • Automotive Qualified (production design)
  • 16-bit analog output
  • SMT package



  • EV battery packs  



Learn more About Thermal Runaways & Sensor Technology

Visit our Thermal Runaway Resource Center to explore information on thermal runaway prevention and the necessary sensor detection technology. 

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Ordering information

Amphenol electric vehicle sensors can be custom designed to meet the exact specifications and demands of application. Speak with one of our engineers today about your sensor technology needs. 


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