Major Tech 400A AC TRMS Clamp Meter
MT720 Web 2

The MT720 400A AC TRMS clamp meter has a 4000 count LCD display that provides fast sampling time with high accuracy. The meter offers peak hold, 100ms Inrush current, low pass filter for accurate measurements of VFD signals with a convenient non-contact voltage function.


  • Measures AC Current up to 400A
  • Measures AC/DC Voltage up to 1000V
  • Resistance to 40MΩ
  • Temperature measurement to 1000°C
  • Inrush Current
  • 30mm clamp jaw opening
  • VFD (Variable Frequency Drive)
  • Non-contact voltage
  • 4000 Count LCD Diplay
  • Data Hold & Peak Hold function
  • Diode Check & Continuity Buzzer
  • Backlight
  • Flashlight
  • CAT III 600V and CAT II 1000V


  • Soft Carrying Case
  • HDT1282 Comfigrip Test Set
  • MT660 Wire Probe (-20° to 250°C)
  • MT802 K-Type Adaptor
  • 1.5V AAA Batteries
  • Instruction Manual
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Code Cat# AC Current AC/DC Voltage Tests Features
MT720 MT720 400A 1000V Continuity, Non-Contact Voltage, Temperature, Resistance LCD Display, Flash Light, Low Battery Indicator, CATIII 600V
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