Affordable. Compact. Accurate.


FLIR CM4X Clamp Meter Family with Accu-Tip™ | FLIR CM4X Clamp Meter Family with Accu-Tip™ | FLIR Systems

Clamp Meter Family with Accu-Tip™

The FLIR CM4X Clamp Meter Family includes three professional and affordable True RMS meters designed to meet the needs of commercial and residential electricians: the CM42 AC clamp meter, the CM44 AC clamp meter with Type K thermocouple, and the CM46 AC/DC clamp meter with Type K thermocouple. Featuring Accu-Tip™ technology, taking amperage measurements on smaller-gauged wires can be done more accurately than ever – to a tenth of a digit!


Precise, accurate measurements

Accu-Tip technology gives you highly accurate amperage measurements to a tenth of a digit on small-gauged wires. Each meter features VFD mode, MAX/MIN/AVG recording, frequency and diode measurement, data hold, low pass filter for voltage measurement, and more.



Engineering you can have confidence in

The CM4X Clamp Meter Family features large, bright backlit displays so readings are always easy to see. Each meter can operate at temperatures as low as 14°F or as high as 122°F, are easy-to-grip, and rugged enough to last you for years to come!



Professional performance. Affordable price

Choose a clamp meter based on the features you demand. Whether you need a professional True RMS clamp meter with a built-in Non-Contact Voltage Detector or require the ability to take thermocouple measurements with additional features like Zero mode and DC µA function, the CM4X family has a meter for you.


FLIR CM4X Features



Accu-Tip technology enables highly accurate amperage measurements on small-gauged wires

AC and AC/DC

The CM42 and CM44 provide 400A AC current range, and the CM46 provides 400A AC/DC current range

VFD mode

Controls motor and motor speeds for more accurate readings


Limited Lifetime Warranty



Durable & Portable

Drop-tested with a slim, over-molded, easy-to-grip design

FLIR CM4X Specifications

Model Number FLIR CM42 FLIR CM44 FLIR CM46 Basic Accuracy
DC Voltage 600V 600V 600V ±1.0%
AC Voltage (Digital Low Pass Filter/VFD) 600V 600V 600V ±1.0%
AC + DC Voltage (Digital Low Pass Filter/VFD) 600V ±1.2%
Clamp-On AC Current
(50-100 Hz)
(100-400 Hz)
400A 400A 400A
Accu-Tip Clamp-On AC Current 60 A 60 A 60 A ±1.5%
Clamp-On DC Current 400A ±2.0%
Accu-Tip™ Clamp-On DC Current 60 A ±2.0%
Frequency 50-400 Hz 50-400 Hz 50-400 Hz ±1.0%
Resistance 60 kΩ 60 kΩ 60 kΩ ±1.0%
Capacitance 2500 µF 2500 µF ±2.0%
Diode 2.0 V 2.0 V 2.0 V ±1.5%
DCµA 2000 µA 2000 µA ±1.0%
Temperature -40°C to 400°C
(-40°F to 752°F)
-40°C to 400°C
(-40°F to 752°F)
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General Meter
Display 3-5/6 digits 6000 counts
Operating Temperature -10°C to 50°C (14 to 122°F)
Continuity 10Ω< & < 250Ω
Recording Min / Max / Avg
Backlight LCD Yes
Drop Test 2m
Certifications UL , CE
Category CAT IV 300V / CAT III 600V
Jaw Opening 30 mm Max
Warranty Limited Lifetime
Battery Type 2x AAA

*Disclaimer: Specifications are subject to change without notice. Availability of camera models and accessories subject to regional market considerations. Prices listed are US only, please consult your specific country for current pricing.

Ordering Information UPC
FLIR CM46 400A AC/DC Digital TRMS Clamp Meter with Type K 793950370469
FLIR CM44 400A AC Digital TRMS Clamp Meter with Type K 793950370445
FLIR CM42 400A AC Digital TRMS Clamp Meter 793950370421
FLIR TA55 Line Splitter 793950377550
FLIR TA80 Premium Silicone Test Leads 793950377802
FLIR TA80 Premium Silicone Test Leads 793950377802
FLIR TA70 Alligator Clips 793950377703
FLIR TA60 Thermocouple Probe with Adapter 793950377604