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NDIR High-temperature Resistive Refrigerant Leak Sensor-AM4203HAM4203H

Cubic AM4203H is a refrigerant gas sensor based on NDIR technology, with best-in-class accuracy, fast response, superior resistance to high temperature, humidity and pressure impact, specially designed for fan coil, gas furnace,heatpump applications.

AM4203H also keeps integrated mitigation function with built-in relay design, which provides HVAC&R equipment more convenient and flexible dry contact control for fan and compressor to ensure high reliability for refrigerant detection system.

Compliant with UL 60335-2-40 ed.4 Annex LL and UL 60335-2-89 ed.2 Annex 101.DVP, highly integrated AM4203H is a credible and reliable sensing solution for HVAC & Refrigeration equipment.
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  • Multiple A2L and A3 gases available( R32, R454A, R454B, R454C, R290, R1234ze, R1234yf)
  • 0-100% LFL measurement range for refrigerant gases
  • Excellent accuracy over full measurement range under matrix calibration
  • High-temperature tolerant to 95℃
  • Advanced auto baseline calibration mechanism, no field calibration required
  • Integrated mitigation function
  • Long lifespan of 15 years
  • UL 60335-2-40 and UL 60335-2-89 Compliance


CO2 Sensor CM1106-C
Principle Dual-beam NDIR
Measurement Range 0~100%LFL
Accuracy 2.5% LFL up to 25%LFL; ±5% LFL or 10% indication above 25%LFL
Response Time T63≤30s
Working Condition -30~95℃; 0~95%RH (non-condensing)
Storage Condition -40~70℃; 0~95%RH (non-condensing)
Working Pressure 80~120kPa
Protection Level IP54
Communication RS485,MODBUS
Power Supply 12~36VDC/18~36VAC
Lifetime 15 years
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You can contact Cubic by telephone,mail or email,or you can submit an online Request for Quotation Form.

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