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EX430A: 11 Function True RMS Professional MultiMeter

True RMS, autoranging DMM with large digit LCD display and temperature function

View Datasheet > EX430A


The Extech EX430A True RMS Autoranging Multimeter (with K Type, Capacitance, Frequency, and Duty Cycle) is a professional grade True RMS multimeter capable of performing a wide range of measurements. Functions include AC and DC voltage to 600V, AC and DC current to 10A, resistance to 40MOhm, continuity and diode test. Also includes a Type K thermometer function for contact or air temperature measurements from -4 to 1832°F (-20 to 750°C). Advanced functions include Capacitance, Frequency and Duty Cycle. The meter comes complete with test leads, Type K temperature probe, 9V battery, protective holster, adjustable tilt stand and Velcro hanging strap.

Additional information

Averaging/True RMS

True RMS

Basic Accuracy (VDC)


AC Voltage

1mV to 600V

DC Voltage

0.1mV to 600V

AC Current

0.1mA to 10A


0.1Ω to 40MΩ


0.01nF to 100μF


0.001Hz to 10MHz

Temperature (Type K)

-4 to 1382°F (-20 to 750°C)

Duty Cycle

0.1% to 99.9%

Diode Test/Continuity



7.4×3.2×2" (187x81x50mm)


0.75lbs (342g)

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