Martindale CM55 AC Clamp Meter

5 Items
Calibration Required
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  • Yes
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Martindale's CM55 is a pocket sized high performance AC Clamp meter measuring AC current, AC/DC voltage and resistance with continuity test. Its compact rugged design enables accurate and reliable current measurement down to 10mA resolution without the need to break into the circuit.

Features include a thumbwheel for single handed operation, auto ranging for ease of use, auto power off, low battery indicator and a hold function useful for when working in areas with restricted access.

The CM55 is supplied with Martindale TL16 test leads, soft carry case, alkaline batteries and manual. All Martindale clamp meters come with a 2 year warranty.

The CM55 has a CATIII 600V safety rating and is the ideal tool for residential and commercial electricians.


Current AC 40.00A/400.0A (50-400Hz)
Accuracy ± 1.9% ± 3 dgt (50-60Hz)
Voltage AC 400.0V/600V (50-400Hz)
Accuracy ± 1.2% ± 3 dgt (50-60Hz)
Voltage DC 400.0V/600V
Accuracy ± 1% ± 3 dgt
Ohms 400Ω
Accuracy ± 1% ± 2 dgt
Continuity buzzer <25Ω
Max conductor 25mmØ
Operating environment 0°C to 40°C, <80% RH
Supply 2 x 1.5V AAA
Weight 260g approx
Dimensions 203 x 75 x 32mm
Includes TL16 leads, case, batteries and manual
5 Items

Specific References


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