Laser TEMP-GUN M12 Cordless Lithium-Ion Thermometer for HVAC/R - Tool only - Milwaukee 2277-20

$239.95 CAD

Item # : 2277-20



*(On orders over $100 before taxes, Canada only, total order must weight less than 50 pounds)

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The Laser TEMP-GUN™ M12™ Cordless Lithium-Ion Thermometer for HVAC/R is a heavy duty pistol grip infrared thermometer for professional commercial and industrial HVAC/R applications. Powered by the Milwaukee M12 REDLITHIUM ™ battery, the 2277-20 can safely measure temperatures between -22 to 1472° F (-30 to 800° C) with a 40 to 1 distance to spot ratio for even the most demanding industrial applications. In addition, the Laser TEMP-GUN™ M12™ Cordless Lithium-Ion Thermometer for HVAC/R was designed with an extra bright LED flood light to increase end user productivity. The 2277-20 model is a bare tool sold without a battery or charger and is covered by the Milwaukee 5-Year Warranty.



  • Infrared Surface Temperature Measurement from -22 to 1472° F (-30 to 800° C)
  • Contact Surface Temperature Measurement from -40 to 1022° F (-40 to 550° C)
  • 40:1 Distance to Spot Ratio. Measures a one foot spot from 40 feet away
  • Measure Ambient Humidity and Dew Point
  • High Contrast, White on Black Display with Backlight for easy reading
  • Extra Bright LED Floodlight increases usability in low light conditions
  • User Configurable Hi/Low Alarm Settings
  • Adjustable emissivity from 0.10 to 1.00 for increased accuracy
  • Unit Memory stores up to 20 temperature values


Temperature Range -22° to 1472°F (-30°C to 800°C)
Distance to Spot Ratio 41 to 1
Basic Accuracy 1.50%
Response Time <500ms
Emissivity Adjustable, Built-in table 0.10 to 1.00 by 0.02
Data Storage Yes
Display Type High Contrast White on Black
Alarm Hi Lo Yes
Humidity Measurement Yes
Battery Type 12 Volt Lithium Ion
Tool Warranty 5 Years
Charge Time 30 Minutes
Voltage 12V
Temp Yes
K-Type Thremocouple input Yes
Switch Type Trigger

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