PCE-444 Thermo Hygrometer

Brand: Pce

SKU: 13279

PCE-444 is a combination digital hygrometer and digital thermometer for measuring air temperature, relative humidity, dew point temperature, and wet bulb temperature. Environmental conditions. Applications include climate monitoring of refrigerated trucks, warehouses, construction sites, and HVAC systems where excessive humidity, condensation, and uneven temperatures can cause mold, rot, and health hazards.

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Description

Thermo Hygrometer PCE-444

Features

Measures air temperature, relative humidity, dew point temperature, and wet bulb temperature
Temperature units displayed in degrees Celsius (°C) and degrees Fahrenheit (°F)
Minimum, maximum, and hold functions
Easy-to-read backlit LCD screen
Low-battery indicator
Quick response time
Automatic shutdown (can be disabled)

Datasheet

specifications

Technical Specifications
Measuring Ranges
Temperature	−20 … 70 °C / −4 … 158 °F
Relative humidity (RH)	0 … 100 % RH
Dew point temperature	20 … 70 °C / −4 … 158 °F
Wet bulb temperature	20 … 70 °C / −4 … 158 °F
Accuracy
Temperature	±1.0 °C / ±1.8 °F
Relative humidity	45 … 75 %: ±3.0 % RH Otherwise: ±4.5 % RH
Dew point temperature	±1.5 °C / ±2.7 °F at 25 °C / 77 °F, 40 … 70 % RH
Wet bulb temperature	±1.5 °C / ±2.7 °F
Resolution
Temperature	0.1 °C / 0.18 °F
Relative humidity	0.1 % RH
Dew point temperature	0.1 °C / 0.18 °F
Wet bulb temperature	0.1 °C / 0.18 °F
General Specifications
Automatic shutdown	After 15 minutes of inactivity (can be disabled)
Operating temperature	−20 … 60 °C / −4 … 140 °F
Storage temperature	−20 … 60 °C / −4 … 140 °F
Power supply	3 × 1.5 V AAA batteries
Battery life	Approx. 50 hours of continuous use at full charge
Dimensions	168 × 56 × 30.5 mm / 6.6 × 2.2 × 1.2 in
Weight	75 g / < 1 lb

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1 review for PCE-444 Thermo Hygrometer

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jade – November 18, 2025

Rated 5 out of 5
The PCE-444 is an outstanding thermo-hygrometer, providing reliable and accurate readings every time!

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Description Datasheet specifications Reviews (1)

PCE-444 Thermo Hygrometer attributes

−20–70 °C

Temperature Range

0–100 %RH

Humidity Range