testo 625 Digital Thermohygrometer | −20 to 60 °C ±0.5 °C, 0–100 %RH ±2.5 %RH, dew point and wet-bulb temperature, app connectivity
TESTO625
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testo 625 Digital Thermohygrometer | −20 to 60 °C ±0.5 °C, 0–100 %RH ±2.5 %RH, dew point and wet-bulb temperature, app connectivity

testo 625 Digital Thermohygrometer: Dew Point, Wet-Bulb Temperature and App Connectivity Overview The testo 625 is a compact digital thermohygrometer for indoor air quality and comfort assessment and warehouse environment checks. It calculates dew point and wet-bulb temperature and gives an audible alarm when limits are exceeded. The testo Smart Ap

Temperature −20 to 60 °C ±0.5 °C; humidity 0–100 %RH ±2.5 %RHCalculates dew point and wet-bulb temperature; audible limit alarmtesto Smart App connectivity; 3 × AA approx. 100 h; 199 g
Corporate reference price (excl. tax)
Price on request
E-invoice issued after payment
One-year manufacturer warranty
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Overview

testo 625 Digital Thermohygrometer: Dew Point, Wet-Bulb Temperature and App Connectivity

Overview

The testo 625 is a compact digital thermohygrometer for indoor air quality and comfort assessment and warehouse environment checks. It calculates dew point and wet-bulb temperature and gives an audible alarm when limits are exceeded. The testo Smart App is used for setup, display (as a second screen), viewing history curves and recording measured values.

Key Specifications

  • Temperature: −20 to 60 °C, ±0.5 °C, resolution 0.1 °C
  • Humidity: 0–100 %RH, ±2.5 %RH (5–95 %RH), resolution 0.1 %RH
  • Calculated values: Dew point, wet-bulb temperature
  • Power and protection: 3 × AA, approx. 100 h; IP20
  • Dimensions and weight: 208 × 60 × 28 mm, 199 g

Applications

  • Indoor air quality, comfort, and warehouse temperature and humidity checks.

Specifications per the testo international (English) product page for the testo 625 with app connectivity (0563 1625) (retrieved 2026-10-21).

Specifications

Key specifications
Temperature −20 to 60 °C ±0.5 °C; humidity 0–100 %RH ±2.5 %RHCalculates dew point and wet-bulb temperature; audible limit alarmtesto Smart App connectivity; 3 × AA approx. 100 h; 199 g
Model
625
Brand
TESTO
Purchasing
In stock, tax incl. / B2B formal quotation request (RFQ)
Warranty
One-year manufacturer warranty

Calibration

If your instrument needs periodic calibration, register the brand, model and calibration requirements on the calibration service page and we will send a separate quote.

Go to calibration service