Air humidity meters

The measuring parameters of humidity plays an important role in monitoring production, storage and transport conditions, determining thermal comfort levels and indoor air quality or in VAC systems.

21 products or recommendations for Air humidity meters
  • testo 608-H1 - Thermohygrometer

    Order-Nr. 0560 6081

    The testo 608-H1 thermohygrometer enables you to have a continuous display of the current temperature and humidity values. This means you can always keep an eye on the indoor climate.
    • Continuous measurement and display of temperature and relative humidity

    • Calculation and display of the dew point

    • Large, clear display

    • Durable quality: capacitive humidity sensor with long-term stability for many years of measurement

    ฿2 890.00
    excl. VAT
  • testo Smart Probes AC & refrigeration test kit plus

    Order-Nr. 0563 0002 41

    For refrigeration engineers: The kit contains two testo 549i high-pressure gauges, two testo 605i thermohygrometers and two testo 115i clamp thermometers. Used in conjunction with your smartphone/tablet, the kit is ideal for servicing, troubleshooting and installing air conditioning and refrigeration systems. The testo Smart Probes App makes your work easier and more efficient: over 90 stored refrigerants, automatic calculation of superheating/subcooling, target superheat and cooling/heating power, emailing of measurement data reports as PDF or Excel files.
    • Application-specific measurement menus for superheating/subcooling, target superheat, heating/cooling power

    • More than 90 common refrigerants plus refrigerant updates in the testo Smart Probes App

    • 100 m Bluetooth® range for particularly flexible applications

    • Transmission and analysis of measurement data via testo Smart Probes App

  • testo 625 - Thermohygrometer

    Order-Nr. 0563 6251

    The testo 625 thermohygrometer comes into its own in all situations where the right indoor climate is crucial, for example in archives, storerooms, greeenhouses and buildings. The testo 625 also calculates the dew point and wet bulb temperature quickly and accurately.
    • Measures air temperature and relative humidity

    • Calculates dew point and wet bulb temperature

    • Displays min and max values, hold function, power off mode

    • Integrated longlife moisture meter for long lasting quality

    ฿8 320.00
    excl. VAT
  • testo 608-H2 - Thermo hygrometer

    Order-Nr. 0560 6082

    The testo 608-H2 thermo 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.
    • Measures and displays temperature and humidity

    • Calculates and displays the dew point

    • LED alarm is activated when thresholds are exceeded

    • Long-lasting quality: long-time stable humidity sensor guarantees years of measuring

    ฿4 180.00
    excl. VAT
  • testo Smart Probes HVAC/R Ultimate kit

    Order-Nr. 0563 0002 31

    Ultimate kit for all-round engineers in the field of heating, air conditioning, refrigeration and ventilation: The kit contains all the testo Smart Probes and is ideal for carrying out functional checks or for plant maintenance, in conjunction with your smartphone/tablet. The testo Smart Probes App enables you to work more easily and efficiently: Automatically calculate numerous parameters such as superheating/subcooling, target superheat, cooling/heating power, differential temperature or mould indication. Measurement data reports can be emailed directly as a PDF or Excel file.
    • For all measurements involving heating, air-conditioning, refrigeration and ventilation systems

    • All Smart Probes for temperature, pressure, humidity and flow in one kit

    • Display of measurement data progression as a graph or table

    • Transmission and analysis of measurement data via testo Smart Probes App

  • testo Smart Probes VAC kit

    Order-Nr. 0563 0003 10

    For air-conditioning engineers: Compact kit containing four measuring instruments for your most important measuring tasks in, on and involving air conditioning systems. The testo Smart Probes App enables you to work more easily and efficiently: Use intuitive measurement menus for volume flow measurement, for automatic calculation of the dew point and wet bulb temperature or for detecting areas susceptible to mould according to the traffic light principle. Measurement data reports can be emailed directly as a PDF or Excel file.
    • Measurement of air and surface temperature, humidity, air velocity and volume flow

    • Measurement menus for volume flow measurement in ducts and at outlets, identification of mould risk, easy image documentation including IR temperature reading and measurement spot marking

    • Display measurement data as a graph or table and analyze and send via testo Smart Probes App

    • In conjunction with your smartphone/tablet, carry out the most important measurements involved in air conditioning systems

  • testo 606-2 - Moisture meter for material moisture and relative humidity

    Order-Nr. 0560 6062

    The testo 606-2 moisture meter allows you to measure the moisture content in wood and building materials – and the surrounding environment too. This means that you are now also able to check storage and drying conditions quickly and easily.
    • Ram electrodes guarantee precise moisture measurements in wood and building materials

    • Ideal for carrying out relative humidity and air temperature measurements to check storage and drying

    • Identifying and preventing problems using dew point and wet bulb calculations

    • Easy to use; backlit display for use in all lighting conditions

    ฿6 230.00
    excl. VAT
  • testo 605i - Thermohygrometer operated via smartphone

    Order-Nr. 0560 2605 02

    The compact testo 605i temperature and humidity measuring instrument with bendable probe head features professional measuring technology in an intelligent format: it can be used in conjunction with a smartphone/tablet and the testo Smart Probes App to reliably measure air temperature and humidity in rooms and ducts.
    • Measurement of air humidity and temperature in rooms and ducts

    • Automatic calculation of the dew point and wet bulb temperature via testo Smart Probes App

    • Measurement data analyzed and sent via testo Smart Probes App

    • Problem-free application at measuring points that are a long distance apart thanks to Bluetooth® range up to 100 m

  • testo 622 - Thermo hygrometer and barometer

    Order-Nr. 0560 6220

    The testo 622 thermo hygrometer and barometer is designed to provide you with an at-a-glance look at the air temperature, relative humidity and air pressure. Ideal for monitoring the ambient air, especially in laboratories during calibration or when running experimental setups.
    • Measures air temperature, relative humidity and pressure

    • Ideal for monitoring the ambient air especially in laboratories

    • Alarm alerts when threshold is exceeded

    • Table or wall mount

    ฿10 030.00
    excl. VAT
  • testo 610 - Thermohygrometer

    Order-Nr. 0560 0610

    The handy testo 610 thermohygrometer asurement of temperature and humidity in indoor areas. In addition, the compact instrument can also calculate the dew point and the wet bulb temperature.
    • Easy temperature and humidity measurement

    • Calculation of dew point and wet bulb temperature

    • Illuminated display

    • Capacitive humidity sensor with long-term stability

    ฿5 020.00
    excl. VAT
  • testo 605-H1 - Thermohygrometer

    Order-Nr. 0560 6053

    The testo 605-H1 thermohygrometer enables reliable measurement of humidity and air temperature and calculation of the dew point. It has a permanently mounted probe shaft which means it is excellent when it comes to carrying out check measurements in ventilation ducts.
    • Measures relative humidity and air temperature

    • Calculates the dew point

    • Ideal for measurements in ventilation ducts and in rooms

    • Measuring values easy to read off thanks to a pivoting display

    ฿3 720.00
    excl. VAT
  • testo 635-2 - Temperature and moisture meter

    Order-Nr. 0563 6352

    The testo 635-2 temperature and moisture meter allows you to carry out temperature and moisture measurements on a variety of different materials, surfaces and environments. This is made possible due to leading-edge technology and a wide selection of optionally available sensors.
    • Optionally available sensors for moisture, temperature, pressure dew point and absolute pressure measurements

    • 2 plug-in sensors and 3 wireless sensors can be connected

    • Super-size memory for up to 10 000 readings

    • USB cable and PC software for archiving and logging measuring data included

    Price on Request
  • testo 635-1 - temperature and humidity measuring instrument

    Order-Nr. 0560 6351

    The testo 635-1 temperature and humidity measuring instrument enables you to measure the temperature, air humidity and dew point – in compressed air as well. State-of-the-art technology and a large selection of probes, which are available as an option, enable this wide variety of measuring possibilities.
    • Probes available as an option mean you can measure air humidity, temperature, absolute pressure and dew point in compressed air

    • Two plug-in probes and 3 radio probes can be attached

    • Calculates dew point and dew point distance

    • Display of min., max. and mean values

    Price on Request
  • testo Smart Probes mould kit

    Order-Nr. 0563 0005 10

    Early identification of mould risk: Used in conjunction with your smartphone/tablet, the testo Smart Probes mould kit is ideal for detecting areas susceptible to mould at an early stage. Use the testo Smart Probes testo 605i and testo 805i to measure ambient temperature, relative humidity and surface temperature. Thanks to the testo Smart Probes App, you can work more easily and efficiently: Evaluate the results of the mould indication according to the traffic light principle (green, yellow, red), save measurement data as a PDF or Excel file at the touch of a button. Measurement data reports can be emailed directly - these contain photos of the affected areas for better illustration.
    • Identify mould risk at an early stage using the testo Smart Probes App

    • Measuring point marking with laser function

    • Display and evaluation of the mould risk with the aid of traffic light colours

    • Transmission and analysis of measurement data including photo documentation via testo Smart Probes App

  • testo 623 - Thermohygrometer

    Order-Nr. 0560 6230

    The elegantly designed testo 623 thermohygrometer provides you with a quick and convenient means of measuring the temperature and humidity in offices, living spaces and commercial premises and logs the readings over a period of 90 days.
    • Measures the temperature and humidity in the room and alerts the room’s occupants when thresholds are reached

    • Large, easy-to-read display: shows the current reading and provides you with an at-a-glance 90-day statistic snapshot

    • Long-term stable sensor – for long-term, high-quality measurements

    • Table and wall mount included

    ฿6 310.00
    excl. VAT
  • testo 835-H1 - Infrared thermometer plus moisture measuring

    Order-Nr. 0560 8353

    Non-contact temperature and moisture measurements – with only one device. The testo 835-H1 infrared thermometer not only measures the temperature but has an intergrated moisture sensor that allows you to measure moisture too.
    • Measure temperature, moisture and dew point with only one device

    • Calculate the surface moisture content

    • Easy and comfortable to use: easy-to-follow menu guide, can save up to 200 readings, data analysis with free-to-download software

    • Four-Point-Laser and 50:1 Optics for precise measurements even over long distances

    ฿12 500.00
    excl. VAT
  • testo 645 - Humidity/temperature measuring instrument

    Order-Nr. 0560 6450

    The testo 645 humidity/temperature measuring instrument automatically indicates the measurement parameters of relative humidity, absolute humidity, dew point, degree of humidity, enthalpy and temperature at the touch of a button.
    • High-precision humidity measurement up to ± 1% RH

    • Internal reading memory (3,000 readings)

    • Convenient data evaluation via optional PC software

    • Possibility of attaching a really wide range of optional probes thanks to a large accessory portfolio

    Price on Request
  • Order-Nr. 0560 6054

    ฿3 720.00
    excl. VAT
  • testo 635-2 U-value promo set - thermohygrometer set

    Order-Nr. 0563 6353

    The U-value is the most important value for proving the heat loss of a building. With the testo 635-2 thermohygrometer and compatible accessories from the U-value set, determining the U-value is now easier than ever.
    • Evaluate renovation measures quickly and flawlessly

    • Easy probe attachment, even in inaccessible places

    • Proof of service thanks to report creation 

    • Integrated memory and easy evaluation with PC software

    Price on Request
  • testo 435-2 set - Climate measuring instrument set

    Order-Nr. 0563 4357

    You can use the testo 435-2 multifunction measuring instrument to carry out all the measurements you need to adjust ventilation and air conditioning systems and assess indoor air quality. You have many optional sensors and probes to choose from which you can attach to the climate measuring instrument. This set already provides you with several probes and with accessories.
    • testo 435-2 multifunction measuring instrument for the adjustment and testing of air conditioning and ventilation systems

    • Several attachable probes included in the set (vane probes, temperature/humidity probes)

    • Additional optional probes available for a really wide range of measuring purposes

    • Large instrument memory for up to 10,000 readings

    Price on Request
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