Milwaukee 223821

12 Volt Cordless Meter Clamp Gun for HVAC/R with Battery

Item # BCI1577451   |   Model # 223821   |  M12 Collection

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12 Volt Cordless Meter Clamp Gun for HVAC/R with Battery

The clamp-gun M12 cordless clamp meter for HVAC/r is a heavy duty true-rms current tester for professional commercial and industrial HVAC/r applications. Powered by the Milwaukee M12 lithium-ion battery, the 2238-21 features an ergonomic pistol grip design which greatly increases comfort and ease-of-use in overhead applications. The unit also provides a wide 1.30" jaw opening to easily handle large conductors, a thin jaw profile for access to tight spaces, a large white on black display, embedded non-contact voltage detection and an embedded extra bright LED floodlight. The 2238-21 is covered by the Milwaukee 5-year warranty.


  • 12 Volts
  • 1000 Volt AC/DC Voltage Range
  • 600 AMPs
  • Minus 40 Degrees to 752 Degree Temperature Range
  • Includes 1 Battery
  • Includes 2238-20 CLAMP-GUN M12 Clamp Meter for HVAC/R, M12 LITHIUM-ION Battery Pack, 30-Minute Charger, Test Leads, Dual Banana Thermocouple, Carrying Case, Manual
  • 5 Year Warranty

Since its founding in 1924, Milwaukee has focused on a single vision: To produce the best heavy-duty electric power tools and accessories available to the professional user. Today, the Milwaukee name stands for the highest quality, durable and reliable professional tools money can buy.

Additional Milwaukee Links

This Milwaukee item can also be referenced by the following color/finish specific model #:

  • Milwaukee 223821

*Discontinued model or finish

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