Humidity Sensor

Siemens humidity sensors are key to maintaining occupant comfort and health, as well as total air quality. Siemens offers relative humidity sensors for basic HVAC applications as well as specialized devices for laboratory and pharmaceutical environments, or other critical applications. Browse our selection of sensors below.

Showing 1–18 of 24 results

  • Siemens QFA2001 Humidity Room Sensor, 4-20mA, 2 Wire, 5%

    Siemens QFA2001 Humidity Room Sensor, 4-20mA, 2 Wire, 5%

     $174.88
  • Siemens QFA3100 Humidity Room Sensor, 0-10V, 2%

    Siemens QFA3100 Humidity Room Sensor, 0-10V, 2%

     $222.26
  • Siemens QFA3101 Humidity Room Sensor, 4-20mA, 2%

    Siemens QFA3101 Humidity Room Sensor, 4-20mA, 2%

     $222.26
  • Siemens QFA3160 Temperature and Humidity Room Sensor, 0-10V, 2%

    Siemens QFA3160 Temperature and Humidity Room Sensor, 0-10V, 2%

     $270.83
  • Siemens QFA3160D Temperature and Humidity Room Sensor, Display, 0-10V, 2%

    Siemens QFA3160D Temperature and Humidity Room Sensor, Display, 0-10V, 2%

     $334.08
  • Siemens QFA3171 Temperature and Humidity Room Sensor, 4-20mA, 2%

    Siemens QFA3171 Temperature and Humidity Room Sensor, 4-20mA, 2%

     $270.83
  • Siemens QFA3171D Temperature and Humidity Room Sensor, Display, 4-20mA, 2%

    Siemens QFA3171D Temperature and Humidity Room Sensor, Display, 4-20mA, 2%

     $334.08
  • Siemens QFA4160 Temperature and Humidity Room Sensor, 0-10V, 2%, Certified

    Siemens QFA4160 Temperature and Humidity Room Sensor, 0-10V, 2%, Certified

     $586.24
  • Siemens QFA4171 Temperature and Humidity Room Sensor, 4-20mA, 2%, Certified

    Siemens QFA4171 Temperature and Humidity Room Sensor, 4-20mA, 2%, Certified

     $586.24
  • Siemens QFA4171D Temperature and Humidity Room Sensor, Display, 4-20mA, 2%, Certified

    Siemens QFA4171D Temperature and Humidity Room Sensor, Display, 4-20mA, 2%, Certified

     $657.70
  • Siemens QFM2101 Duct Humidity Sensor

    Siemens QFM2101 Duct Humidity Sensor

     $154.78
  • Siemens QFM2120 Duct Humidity Sensor

    Siemens QFM2120 Duct Humidity Sensor

     $178.18
  • Siemens QFM2160U Duct Temperature and Humidity Sensor

    Siemens QFM2160U Duct Temperature and Humidity Sensor

     $178.18
  • Siemens QFM2171 Duct Temperature and Humidity Sensor

    Siemens QFM2171 Duct Temperature and Humidity Sensor

     $178.18
  • Siemens QFM3100 Duct Humidity Sensor, 0-10V, 2%

    Siemens QFM3100 Duct Humidity Sensor, 0-10V, 2%

     $220.96
  • Siemens QFM3101 Duct Humidity Sensor, 4-20mA, 2%

    Siemens QFM3101 Duct Humidity Sensor, 4-20mA, 2%

     $220.96
  • Siemens QFM3160 Duct Temperature and Humidity Sensor, 0-10V, 2%

    Siemens QFM3160 Duct Temperature and Humidity Sensor, 0-10V, 2%

     $243.82
  • Siemens QFM3160D Duct Temperature and Humidity Sensor, Display, 0-10V, 2%

    Siemens QFM3160D Duct Temperature and Humidity Sensor, Display, 0-10V, 2%

     $309.05
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