• Product Description

    The CM55 is a new pocket sized high performance AC Clamp meter measuring AC current, AC/DC voltage and resistance with continuity test. The 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.


    Rugged pocket sized design

    High accuracy measurement

    Autoranging 40.00A & 400.0A AC

    AC/DC voltage to 600V

    Resistance to 400Ω

    Continuity test <25Ω

    Display hold

    Auto power off & low battery indicator

    What Is Included:

    Leads (TL16)

    Soft Case



    Item Specification

    AC Current AC A: 40.00A / 400.0A (50-400Hz)
     Accuracy: ± 1.9% ± 3dgt (50-60Hz)
    AC Volts 400.0V / 600V (50-400Hz)
     Accuracy: ± 1.9% ± 3dgt (50-60Hz)
    DC Volts 400.0V / 600V
     Accuracy: ±1% ± 2dgt.
    Ohms 400.0Ω
     Accuracy: ± 1% ± 2dgt
     Continuity: buzzer ≤ 25Ω
    Max Conductor  25mm Ø
    Operating environment  0°C to 40°C, <80% RH
    Safety  CAT III 600V
    Power  2 x 1.5V AAA
    Weight  260g approx
    Dimensions  203 x 75 x 32mm

    Additional Details

    Type Clamp Meter & Current Sensors