• Extech MA443 400A True RMS AC Clamp Meter + NCV

Compact Clamp Metert with Non-Contact Voltage Detector and Type K

Three models to choose from, with or without True RMS and AC or AC/DC Current functions. Choose True RMS model for accurate readings of non-sinusoidal waveforms, model with DC Current function for automotive applications, or model with Type K function when applications require Temperture measurements. The MA440 Series pocket-sized meters are fully loaded with multimeter functions and built-in non-contact voltage (NCV) detector to meet your application needs!


  • True RMS feature for accurate readings regardless of waveforms
  • 1.2" (30mm) jaw size fits conductors up to 500MCM
  • Built-In Non-Contact Voltage Detector (NCV)
  • Large backlit LCD display and built-in Flashlight
  • Functions include: NCV, AC/DC Voltage, AC Current, Resistance, Capacitance, Frequency, Type-K Temperature, Diode Test, Continuity
  • Relative mode for Capacitance, Data Hold, Max/Min, Auto Power Off and Low Battery Indicator
  • Complete with test leads, three AAA batteries, general purpose Type K temperature probe and pouch


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Extech MA443 400A True RMS AC Clamp Meter + NCV


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