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EXTECH Instruments

MA440: 400A AC Clamp Meter + NCV

The Extech MA443 400A true RMS AC clamp meter with built-in non-contact voltage (NCV) has a 1.2" (30mm) jaw size fits conductors up to 500MCM, Large backlit LCD display and built-in Flashlight and includes functions like NCV, AC/DC Voltage, AC Current, Resistance, Capacitance, Frequency, Diode Test, Continuity. Besides these functions, the Extech MA443 clamp meter contains Relative mode for Capacitance, Data Hold, Auto Power Off and Low Battery Indicator.

Price and delivery time will be given on request
Jaw size 30mm (1.2")
Cable size 500MCM
AC Current 400.0A (1mA)
Basic Current Accuracy AC: ±2.0%
DC Voltage 600V (0.1mV)
AC Voltage 600V (1mV)
Basic Voltrage Accuracy AC: ±1.2% DC: ±0.8%
Non-Contact Voltage (NCV) 100...600V
Resistance 40MΩ (0.1Ω)
Capacitance 100μF (0.01nF)
Frequency 1MHz (0.01Hz)
Duty Cycle Yes
Diode/Continuity Yes
Dimensions 228x77x41mm (9x3x1.6")
Weight 265g (9.3oz)

The Extech MA443 400A true RMS AC clamp meter with built-in non-contact voltage (NCV) has a 1.2″ (30mm) jaw size fits conductors up to 500MCM, Large backlit LCD display and built-in Flashlight and includes functions like NCV, AC/DC Voltage, AC Current, Resistance, Capacitance, Frequency, Diode Test, Continuity. Besides these functions, the Extech MA443 clamp meter contains Relative mode for Capacitance, Data Hold, Auto Power Off and Low Battery Indicator.

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Want more information?

Get in touch with Erik-Jan our Extech specialist

Erik-Jan Visser

Account-/ Product Manager

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