Industrial IR with Circle Laser (IRK-2)

Rated 4.7 out of 5
Read 99 Reviews|22 Questions, 2,883 Answersor
SKU: IRK-2
This industrial infrared thermometer has everything: 12:1 optics for distance measurements, full-circle laser targeting for accuracy, high and low alarms, backlit display, adjustable emissivity, and Type K probe port for internal temps.
Sale Price: $99.00
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TurnTo Review Count:
46
Emissivity Adjustable:
Adjustable
Laser Type:
Circle
Sensor Type:
K Thermocouple
Hide From Products Listing:
F
PLP Message:
This industrial infrared thermometer has everything: 12:1 optics for distance measurements, full-circle laser targeting for accuracy, high and low alarms, backlit display, adjustable emissivity, and Type K probe port for internal temps.
PLP Sublist:
12:1 Optics, range to 1022°F, type K input (probes sold separately), adjustable emissivity, professional infrared.
TurnTo Average Rating:
4.9
Price Message PDP/PLP:
America's Test Kitchen - Winner
Save when you buy the kit
PLP/PDP Message:
This industrial infrared thermometer has everything: 12:1 optics for distance measurements, full-circle laser targeting for accuracy, high and low alarms, backlit display, adjustable emissivity, and Type K probe port for internal temps.
Laser-Type:
Circle
atc-product-pa:
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kit:
367
accessory:
535
accessory:
306
accessory:
878
accessory:
874
accessory:
877
accessory:
294
probe:
139
probe:
846
probe:
684
probe:
766
probe:
774
probe:
762
ShowTradePricing:
true
accessory:
175
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IRK-2 includes a certificate of conformance. Add on an Accredited Calibration when you order - allow 1-2 weeks for shipment.

Already own an IRK-2 and need calibration? Click here to request a calibration quote

Gift Wrap - Available in Cart ($4.99)

Need a probe? Order a discounted kit here and get the 303-159 penetration probe for almost half price.

  • Circle laser for better targeting
  • High quality 12:1 optics
  • IR range to 1022°F (550°C)
  • Reads type K probes
  • Adjustable emissivity
  • Bright, backlit display
  • Max/Min, C/F, Avg, High/Low Alarms

IRK-2 infrared thermometer will be your favorite professional tool for broad range temperature measurements among industry and home use. IRK-2 includes circle laser IR targeting, large LCD display, and extended temperature range.

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IRK-2 Infrared Thermometer is equipped with a circle laser indicator, which allows you to better approximate your target area without the guesswork of a single laser. The 8 laser dots show you the diameter of the area being measured. As you move closer or further from the target the laser circle will change diameter. This infrared thermometer has an adjustable emissivity feature, which allows you to measure a variety of surface types. For poorly lit areas, the infrared thermometer's backlit display can be toggled on (or off) for easy reading of surface temperatures.

IRK-2 Infrared Thermometer includes a thermocouple socket for use with any type K thermocouple probe. A two line display shows infrared and thermocouple measurements simultaneously. And, with a 12:1 distance-to-spot ratio, the Industrial Infrared Thermometer allows you to measure small target areas from further away (1 inch spot at 12 inch distance). This keeps the lens cool when measuring hot surface temperatures.

IRK-2 Infrared Thermometer's display features include Min/Max, Diff. Mode, Avg. Mode, Hi/Low alarms, and continuous scan mode with a large main temperature display, which reads in °F or °C. It's everything you need in a professional infrared thermometer.

99 Ratings
4.7out of 5 stars
99 Ratings

Rated 5 stars by 83% of reviewers

Rated 4 stars by 12% of reviewers

Rated 3 stars by 2% of reviewers

Rated 2 stars by 2% of reviewers

Rated 1 star by 1% of reviewers

1-10 of 99 Reviews
Rated 5 out of 5
Jun 7, 2025
Easy to use
Works really well. I use it for a pizza stone mainly.
Rated 4 out of 5
May 27, 2025
Needs to be simple
I like it, but it would be nice if it was just a little simpler without all the extra stuff just plain squeeze the trigger and give a temperature
Rated 5 out of 5
Apr 28, 2025
Looks Good
Arrived in a timely manner in good shape. Installed the batteries and the thing appears to work.
Rated 5 out of 5
Apr 6, 2025
Great project Love it
Rated 5 out of 5
Feb 22, 2025
Fran from CT
LOVE, my IRK-2. I use it frequently with my outside pizza oven to make sure the stone is up to temp. Every pizza has cooked perfectly. Keep up the good work ThermoWorks.
Very Satisfied Customer,
Fran Gelzinis
Rated 4 out of 5
Feb 15, 2025
Nicely made and highly functional, though should some with a reusable zippered carrying case.
Rated 5 out of 5
Feb 14, 2025
Great temperature checking made easy.
Bought this as a birthday gift for our youngest son, and he loves it! Uses it checking the fireplace, calibrating the stove and checking the temperature in his smoker to look for hot and cool zones. Works great and gives him flexibility and better cooking and smoking knowing ambient temperatures.
Rated 5 out of 5
Jan 29, 2025
Loving it...
Love it, works very well for me.
Rated 2 out of 5
Dec 14, 2024
Not sure if it is user error or just me but I would have expected a visible laser target light to help identify where I am taking temperatures from ie. am I aiming it where I think I am.
Rated 2 out of 5
Aug 20, 2024
Limited use feature
The laser locator light is not visible when using outdoors on griddle.
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22 Questions
Why did you choose this?

Actually a duplicate of one I bought for family member

Don't want to put my probe in hot skillets!

This is an essential item to maintain/monitor the temperature of a pizza ovens deck.

Pizza

Where is it made ?
Does this take the temperature of people accurately?

Please read about infrared thermometers and COVID-19 temperature screening here: https://www.thermoworks.com/covid-19-screening

How do you turn the device off? There is no mention of how to manually turn off the device in the user manual.

It will turn off automatically approximately 30-45 seconds after the trigger was last pressed. The only exception to this is if you are using the 'Lock' feature. This will keep the IRK-2 on and measuring temperatures for 60 minutes, or until the 'Lock' is disabled or the trigger is pressed again.

Should I get the IR-GUN-S or the IRK-2? From the comparison chart, the IRK-2 has some advantages, but the specs of both are sufficient for my needs — the accuracy and battery life are good enough, and I don't need the option to add a probe as I already have an instant read. I'm mainly concerned with reliability/durability and ease of use. I expect the IRK-2 to be more reliable, but also potentially less simple to use. I'm just a home cook who wants to test for hot/cold spots on my cooking equipment and to identify insulation gaps in my house. The price difference isn't that significant so I'm inclined to go with the IRK-2 (especially since ATK recommends it) but I'm worried it's overkill and might be less user-friendly.

The IRK-2 and the IR-GUN-S operate very similarly. I wouldn't say the IRK-2 is any more complicated than the IR-GUN-S. And you get the added benefit of the circle laser on the IRK-2 so you know the exact area that you are measuring.

How do you check the accuracy and can you calibrate?

You can check the accuracy of your IRK-2 with a properly prepared ice bath test. The directions are found here:

https://www.thermoworks.com/infrared_tips_icebath_to_calibrate_infrared

There is no calibration trim adjustment (nor is there on almost any IR thermometer). You do need to consider the emissivity level of whatever surface you are measuring to get the most accurate reading. Here's a emissivity chart:

https://www.thermoworks.com/infrared_tips_what_is_emissivity

You can read more about how to get the most accurate reading with an infrared thermometer in our Learning Center, found here:

https://www.thermoworks.com/learning-center

Can I use this to determine oil temperature in our fish fryers?

Infrared thermometers only measure surface temperatures, so they are not the best solution for this application.

The best solution for monitoring the temperatures of oil in a fish fryer would be to use a leave-in thermometer with a probe. Some good options include DOT, ChefAlarm, Smoke, and ThermaQ WiFi.

If you choose DOT, ChefAlarm, or Smoke, you will want to use a Pro-Series® High Temp 12-inch Probe along with a pot clip.

Pro-Series® High Temp 12-inch Probe
https://www.thermoworks.com/TX-1005X-12

Does this have any options where you can enable/disable the beeping sounds?

The only way to stop the alarm beeping sounds is to adjust the alarm temperature to something you won't be measuring.

Press ‘Up’ key or ‘Down’ key to change the High Alarm (HAL) or Low Alarm (LAL), then press ‘Meas.’ key (pull the trigger) to save.

What is the best estimate for emissivity of a baking stone? Is it within the IRK-2's adjustable range? Thanks!!

Emissivity is a tricky thing. Your emissivity rating will change depending on how dull or reflective the surface your measuring is. This can be affected by the type of material as well. A lot of surfaces can be accurately measured with the default emissivity setting of 0.95. I suggest taking a look at our emissivity table for more detailed information: https://www.thermoworks.com/emissivity-table/

I have owned this thermometer now for years but recently, it does not project the circle any longer.   I suspect that I am doing something wrong, but wanted to confirm?  Thank you.

Hi Scott.

We are sorry to hear you are having some troubles with your IRK-2. You may have accidentally turned off the laser feature. Turning it back on is easy! To turn on the circle laser, press the “C/F” button while holding down the trigger. Press again to turn the laser off.

Give that a try. If that does not solve the issue, please call us at 800.393.6434. Any of our agents would be happy to help!

Can this be used to verify food internal temperatures?

Hi Linda.

That is a great question! IR devices cannot be used to measure the internal temperatures of food. IR technology only takes the surface temperature which can be drastically different than an internal temperature.

We recommend our instant-read thermometers such as Thermapen ONE for verifying the internal temperatures of food. You can find that device at the link below.

https://www.thermoworks.com/thermapen-one/

We also offer a variety of other options. To find the one that would fit you best, please call us at 800.393.6434. Our agents would be happy to find exactly what you need.

Industrial IR with Circle Laser (IRK-2)

$99.00

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