Professional Infrared Thermometer


In stock

SKU: UT309A Categories: ,


Professional Infrared Thermometer


UT309 series professional infrared thermometers can determine surface temperature through measuring infrared energy radiated by the target surface

Suitable for industrial use. 3 metre drop proof and IP65, giving it one of the highest protection ratings in UNI-T’s product line

With a rapid response rate of 250ms, high measuring accuracy and multiple scanning modes

Suitable for various fields such as electrical distribution inspection, HVAC maintenance, transportation equipment inspection and instrument repair etc.


Specifications UT309A
Temperature range -35°C~450°C
Accuracy ≥0°C: ±1.8°C or ±1.8%
<0°C: ±(1.8°C+0.1°C/°C)
≥32°F: ±3.6°F or ±1.8%
<32°F: ±(3.6°F+0.1°F/°F)
Resolution 0.1°C/0.1°F
D:S ratio 10:01
Response time 250ms (95% of reading)
Emissivity 22:48
Number of lasers Single laser
Laser type Class 2
Laser power <1mW
Laser wavelength 630nm~670nm
Spectral response 8μm~14μm
°C/°F selection/Laser switch
Display hold(s) 8
Data hold/Auto power off
Low battery indication
Lock measurement
High alarm (red LED)
Low alarm (blue LED)
LCD backlight
Tripod mounting hole
General Characterisitics
Power 9V battery (6F22)
Display 32mm x 29mm
Product color Red and grey
Product net weight 292g
Product size 189mm x 118mm x 55mm
Standard accessories PC software CD, carrying bag
Standard individual packing Gift box, blister, English manual




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