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ridgid_37438

RIDGID Micro HM-100 temperature and humidity meter -30°C - 100°C / 0% - 100% RH - 37438

Supplier number: RIDGID 37438 | EAN 0095691374387
Recommended Retail Price €150.45
136.69 tax incl.
€112.97 excl. VAT (incl. all environmental contributions)
On order: delivered from 05/10/2026

  • Ordered before 20:00 - delivered as of 05/10/2026
  • Free shipping
  • Delivery by DHL
  • Delivered from Belgium

Accurate climate analysis with Ridgid

Practical benefits
  • Simultaneous dual readings: You view relative humidity and ambient temperature at the same time on the backlit display for rapid evaluations.
  • Automatic dew point calculation: You quickly determine dew point and wet bulb temperatures to identify condensation risks across indoor environments.
  • Durable capacitance sensor: The rugged sensor withstands high humidity and delivers dependable readings from -30 °C to 100 °C.

In a nutshell

The right choise for

With the Ridgid micro HM-100 thermo-hygrometer, you assess indoor climate conditions quickly and accurately. Whether you are balancing hvac systems, assessing air quality, or detecting condensation risks, this meter simultaneously measures ambient temperature from -30 °C to 100 °C and relative humidity from 0% to 100%. Automatic calculation of dew point and wet-bulb temperatures lets you spot ventilation issues without delay. The backlit 4½-inch lcd clearly displays dual readings at a glance. Built with a rugged capacitance sensor that withstands condensation, and supplied with a 9V battery, it delivers dependable diagnostics straight out of the box.



€136.69
tax incl.

Product information

Key features according to our expert

  • Min. temperature: -30 °C
  • Max. temperature: 100 °C
  • Min. humidity: 0 %
  • Max. humidity: 100 %

Product description:

  • Fast and accurate temperature and humidity measurements
  • Calculation of dew point and wet bulb

All Features

Min. temperature
-30 °C
Max. temperature
100 °C
Min. humidity
0 %
Max. humidity
100 %
  • Brand RIDGID
  • EAN 0095691374387
  • Supplier number RIDGID 37438

Frequently asked questions about this product

Answered by specialists
Which measurements does the Ridgid micro HM-100 perform?
It measures air temperature and relative humidity, and automatically calculates dew point and wet-bulb temperature.
What is the measurement range of the device?
It measures temperatures from -30 °C to 100 °C and relative humidity from 0% to 100% RH.
How is the thermo-hygrometer powered?
It is powered by a 9V battery, which is included.
Does the display have backlighting?
Yes, the 4½-inch LCD is backlit and displays temperature and humidity simultaneously.
Does the meter feature an automatic shut-off?
Yes, it turns off automatically after 15 minutes of inactivity to save battery power (this can be disabled).
Questions about this product?

Our product specialists are happy to help with any questions about this range. Call, email or chat with us!

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