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GREENLEE CMT-90 AC True RMS Clamp Meter

Item_number: GRCMT-90 Categories: , , ,

The Greenlee CMT-90 Digital Clamp Meter is a hand-held testing device with the following measurement capabilities: AC and DC voltage, AC current, and resistance. It also verifies continuity. The CMT-90 is a true RMS-reading meter. This unit has data hold capability. It automatically determines measurement function based on input. The display automatically illuminates for easy viewing in dark areas.

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Item_number: GRCMT-90 Categories: , , ,


GREENLEE CMT-90 AC True RMS Clamp Meter

  • Hassle-free, automatic measurement of amperage, voltage, and resistance
  • Low impedance eliminates stray or "ghost" voltage readings
  • True RMS for the most accurate measurement when harmonics are present
  • High resolution, auto-illuminating LCD backlit display
  • Auto off for longer battery life
  • Resistance measurement
  • Audible continuity test
  • Data hold to capture measurements
  • Accessories included: (1) 9 V battery, test leads, and carrying case
  • Lifetime Limited Warranty

Instruction Manual


Additional information

Weight 1.55 lbs
Dimensions 10 × 10 × 12 in
Amperage Measurement

AC A 0.9 to 600.0


LCD, 10000 Count


(1) 9 V Battery, Test Leads, Carrying Case

Jaw Opening

1.340 IN

Measurement Category

CAT III, 1000 V, CAT IV, 600 V

Operation Type


Replacement Part

TSG-3 Test Leads, TC-10 Carrying Case

Resistance Measurement

999Ω, 9.999kΩ





Voltage Measurement

AC V: 1.3 to 999.9 VAC, DC V: 2.1 to 999.9; -0.7 to -999.9


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