Hanna IR 550 Industrial Infrared Thermometer

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Hanna IR 550 Industrial Infrared Thermometer is a durable and accurate thermometer designed for measuring surface temperatures in industrial and commercial settings. It has a wide temperature range of -10 to 300°C (14 to 572°F) and a resolution of ±2% or ±2°C. The thermometer features a one-second response time, a HOLD function, and a battery life indicator.

Applications: Heat ventilation air-conditioning and refrigeration, Automotive industry, Environmental monitoring, Marine and weather, Gas industry.

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Hanna IR 550 Industrial Infrared Thermometer features a one-second response time, so you can quickly and easily get temperature readings. The HOLD function allows you to freeze the reading on the display, which is helpful for recording measurements in difficult-to-reach areas. The battery life indicator lets you know when the thermometer needs new batteries, so you never have to worry about running out of power in the middle of a job.

Features of Hanna Industrial Infrared Thermometer: 

  • Highly accurate and reliable
  • A targeting guide or laser pointer with an on/off switch for accuracy is provided
  • Large clear LCD display with Backlight
  • Auto Power Off
  • Data Hold Function
  • Fixed 0.95 emissivity covers 90% of surface applications.

Additional information

Weight 1 kg


Model No

IR 550

Measuring Parameters


Temperature Range

-50 to 550℃ (-58 to 1022℉)


0℃~550℃ (32℉~752℉) :±1.5℃(±2.7℉) or±1.5%

Temperature Resolution

0.1℃ or 0.1℉


1% of reading or 1℃

Response Time

500 mSec, 95% response

Spectral Response

8-14 uM


0.95 Preset

Distance to spot size


Operating Temperature

0 to 40℃ (32 to 104℉)

Operating Humidity

10~90%RH non-condensing, up to 30℃(86℉)

Storage Temperature

-20 to 60℃ (-4 to140℉)


9V Alkaline or NiCd battery

Typical battery life

Non-laser mode: 22 hrs; Laser Models:12 hrs





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Hanna IR 550 Industrial Infrared Thermometer

Hanna IR 550 Industrial Infrared Thermometer