Testo 608 H2 Thermohygrometer for Continuous Indoor Climate Monitoring with Alarm - 0560 6082


0560 6082

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The testo 608-H2, the precise alarm hygrometer, reliably reports humidity and temperature limit value violations, e.g. in garden centres, storerooms, cleanrooms, museums, laboratories etc. This hygrometer measures the air temperature, humidity and dew point and has a large, easy-to-read display and a visual alarm that is activated when a threshold is exceeded.

The testo 608-H2 Alarm Hygrometer compact unobtrusive design allows it to be placed wherever is needed to provide constant, up-to-the-minute readings of the indoor temperature and humidity. The meter comes with a wall and table mount for greater control and more flexibility.

Testo 608 has a max./min. value display and a battery monitor. Thanks to the long-term stable sensor, you can rely on correct measurement results even after years.


  • 2 in 1 Temperature and humidity measurement
  • Calculates and displays the dew point
  • LED alarm is activated when thresholds are exceeded
  • Continuous display of temperature, humidity and dewpoint
  • Max./min. display
  • Battery monitor
The testo 608-H2: the practical thermo hygrometer from Testo

The testo 608-H2 Alarm Hygrometer is the premium choice for all those who do not wish to document and archive measuring data, but who wish to be able to measure and see the temperature and humidity and calculate and display the dew point whenever it is needed. The meter comes with a large, easy-to-read display that also allows you to see the readings from a distance.

In addition, the testo 608-H2 can display both minimum and maximum values and has an LED visual alarm that is activated when a threshold has been exceeded. Both the upper and the lower threshold can be individually configured.

The high-precision, long-term stable humidity sensor ensures that your easy-to-use, easy-to-clean measuring device can provide you with reliable readings for years to come.

The testo 608-H2 thermo hygrometer has a battery life of approximately one year and a battery status indicator that shows you when the battery is running low.


  • Testo 608 H2 thermohygrometer
  • Batteries
  • Protocol certificate


  testo 608 H1 testo 608 H2
Sensor Temperature - NTC
Measuring range 0 to +50 °C
-20 to +50 °Ctd
-10 to +70 °C
-40 to +70 °C td
Accuracy ±0.5 °C (at +25 °C) ±0.5 °C (at +25 °C)
Resolution 0.1 °C 0.1 °C
Sensor Testo humid. sensor, cap.
Measuring range 10 to 95 %RH +2 to +98 %RH
Accuracy ±3 %RH (10 to 95 %RH) ±2 %RH* (+2 to +98 %RH)
Resolution 0.1 %RH 0.1 %RH
Please see the additional accuracy information for humidity in the instruction manual.


General technical data
Operating temperature 10 to +70 °C
Storage temperature -40 to +70 °C
Measuring rate 18 s
Product-/housing material ABS
Battery type 9V block battery, 6F22
Battery life approx. 1 year
Display type LCD (Liquid Crystal Display)
Display size 2 lines
Dimensions 111 x 90 x 40 mm
Weight 168 g


Buy with 100% confidence knowing your purchase is backed by the full Manufacturer's Warranty. Please register your product with provided warranty card.


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