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True RMS Clamp Meter with VFD mode


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The FLIR CM74 clamp meter gives you better access to wiring in hard-to-reach places. Made with a narrow jaw and high-powered LED worklights, the meter makes it easier to take measurements in dark, crowded panels and cabinets. It’s compact and light to carry in your pocket wherever you go. The CM74 offers advanced features including AC/DC measurement, Autoranging, True RMS, Inrush, VFD Mode, and more–everything you need to stay competitive and ensure accurate readings.

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  • Lightweight and Narrow Clamp Jaw

    The light and compact meter is convenient to carry and designed to easily access wiring in crowded panels or cabinets.

  • All the Features You Need

    Tackle modern challenges and get accurate readings with advanced electrical features including True RMS, LoZ, VFD Mode, Inrush, and more.

  • Built to Last

    Built rugged with double-molded hand grips to reduce slippage, a large-digit LCD display, and a bright backlight.

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Jaw Opening
1.38" (35mm), 1250MCM
AC Current
600.0A / Basic Accuracy ±2.0%
Measurement & Analysis
AC Current
600.0A / Basic Accuracy ±2.0%
AC Voltage
1000V / Basic Accuracy ±1.0%
1000µF / Basic Accuracy ±1.0%
Category Rating
CAT IV-600V, CAT III-1000V
600.0Ω / Basic Accuracy ±1.0%
DC Current
600.0A / Basic Accuracy ±2.0%
DC Voltage
1000V / Basic Accuracy ±1.0%
1.5V / Basic Accuracy ±1.5%
60.00kHz / Basic Accuracy ±0.1%
Inrush AC Current
600.0A / Basic Accuracy ±3.0%
Inrush Current Threshold
Min 0.5A, Integration Time 100ms / Basic Accuracy
LoZ Mode AC Voltage
1000V / Basic Accuracy ±1.0%
LoZ Mode DC Voltage
1000V / Basic Accuracy ±1.0%
6000Ω / Basic Accuracy ±1.0%
VFD AC Current
600.0A / Basic Accuracy ±2.0%
VFD AC Voltage
1000V / Basic Accuracy ±1.0%
Battery Type
4 x AAA
Clamp Meter, 4 x AAA Batteries, Premium Silicone Test Leads, Quick Start, User Manual (CD), Extended Warranty Registration Card
Jaw Opening
1.38" (35mm), 1250MCM
Environmental & Certifications
Limited Lifetime
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Export Restrictions

Export Restrictions

The information contained in this page pertains to products that may be subject to the International Traffic in Arms Regulations (ITAR) (22 C.F.R. Sections 120-130) or the Export Administration Regulations (EAR) (15 C.F.R. Sections 730-774) depending upon specifications for the final product; jurisdiction and classification will be provided upon request.