micro CM-100 Digital Clamp Meter

micro CM-100 Digital Clamp Meter

The micro CM-100 is a True RMS & AutoRanging Digital Clamp Meter with a large capacity and measuring range.

It can clamp around cables up to 30 mm O.D. and measure current up to 1000A AC/DC. Besides measuring AC/DC Current, the micro CM-100 can also be used as a Multimeter for 8 other functions and will provide clear and accurate readings on its large Backlit LCD.

The slim and double-molded design provides easy one-handed operation and can be conveniently used in confined cable compartments.

Included in the micro CM-100 offering are: soft carrying case, test leads, Type K temperature probe and 9V battery.

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  • Large capacity & measuring range
  • 10 functions in one
  • AutoRanging / true RMS


Power Source 9V Battery (included)
Display 4000 Count Backlit LCD
Clamp Size Max. 30 mm O.D. Cable
Overload Protection CAT III 600V
Polarity Indication Yes, Automatic
Auto Power-Off Yes, After 20 Minutes
AutoRanging Yes
True RMS Yes
AC/DC Current Range 40A/400A/1000A
Data & Peak Hold Yes
Bargraph Display Yes

Functions & Range

Voltage AC/DC 400mV – 600V
Current AC/DC 40A – 1000A
Resistance 400Ω – 40MΩ
Capacitance 4nF – 40mF
Frequency up to 4 kHz
Diode Test 1.5V
Continuity Test 35Ω
Temperature -40°C – 1000°C

Ordering Information

Catalog Number Model No. Description Certifications
37428 CM-100  micro CM-100 Digital Clamp Meter  CE, FCC, GS, UL