MQ-137 Ammonia Gas Sensor

2,000.00 Br

  • MQ-137 – Ammonia Gas Sensor
  • Operating Voltage is +5V
  • Can be used to Measure Ammonia, Carbon monoxide
  • Analog output voltage: 0V to 5V
  • Digital Output Voltage: 0V or 5V (TTL Logic)
  • Preheat duration over 24 hours
  • Can be used as a Digital or analog sensor
  • The Sensitivity of Digital pin can be varied using the potentiometer
  • MQ-137 – Ammonia Gas Sensor


  • Detect or measure Gases like NH3 or CO
  • Air quality monitor
  • Gas leak alarm
  • Safety standard maintenance
  • Maintaining environment standards¬† in hospitals

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