MP-101 Air Temperature & Relative Humidity Probe

The MP-101 Air Temperature & Relative Humidity Probe is a compact, low-cost sensor that allows for low power consumption and no warm-up time.    The MP-101 can be used over long periods of time without any maintenance or recalibration.  A state-of-the-art sensor, the MP-101 allows for steady readings and reliable data for any application and interpretation of data.


  • Extremely Low-cost

  • Calculates dew point & frost point

  • Rugged Solar Shield Housing included


This sensor is ideal for remote locations and is provided with a naturally aspirated Solar Shield & Mount (RT-104-MPS).


  • Humidity Range: 0-100% RH
  • Temperature Range: -50 to 100 ºC
  • Humidity Accuracy: +/- 0.8% RH
  • Temperature Accuracy: +/- 0.2 ºC
  • Humidity Output Signal: 0-1.0 VDC = 0-100% RH
  • Temperature Output Signal: -0.4...+0.6 VDC = -40...+60 ºC
  • Supply Voltage: 3.3 to 5 VDC
  • Current Consumption: 4.5 Ma @ 3.3 VDC
  • Response Time: 15 Seconds


View All Our Products >

With satisfied customers around the world, Microcom Environmental provides turn-key, custom, and fully integrated environmental monitoring solutions. For more information or to speak with a representative, please contact us at the appropriate location.

Make Contact