Starting at $299.00
  • Usually ships in 3-5 business days



  • Stainless steel construction
  • 6.5ft (2m) USB cable included
  • Android on-the-go cable included
  • 0 to 100% humidity range
    • 1.2% (@25°C, 10 to 90%RH) accuracy
  • Dew point calculation
  • -40 to 185°F (-40 to 85°C) temp range
    • ±0.4°F (±0.2°C) accuracy


The Monarch TH Temperature / Humidity Probe combines high accuracy temperature and humidity sensors into a rugged stainless steel probe with built in USB interface. The probe can be used with Windows based PC's or Android devices that support On-The-Go communications. To use with an Android device simply download the free App from Google Play, plug the probe into your device with the supplied interface cables and start the application.

The probe receives its power from the host USB device. Real time data is displayed and can be stored for review on the PC using a spread sheet or review data graphically using our free Track-It™ data logger software. Available in 300mm or 450mm (12" or 18") lengths. The probe comes standard with a free flow Delrin cap. Optional sintered stainless steel filter caps are available for measuring dry bulk material or for use in dusty/ dirty environments.

Applications for the TH Probe include:

  • HVAC spot checking
  • Industrial process
  • Storage facilities
  • Building energy management
  • Dry bulk material measurement
  • Clean rooms
  • Environmental monitoring
  • Data centers
  • Greenhouse/Agriculture
  • Food and beverage
  • Laboratories
  • Computer rooms
  • Process air
  • Environmental chambers
  • Incubators
  • Dryers
  • Dehumidifier/dew point controllers