EXTECH EX623 400A Dual Input ACDC Clamp Meter NCV IR Thermometer

EXTECH EX623 400A Dual Input ACDC Clamp Meter NCV IR Thermometer key features

  • True RMS measurements for accurate AC Voltage and Current measurements
  • Dual type K thermocouple input with Differential Temperature function (T1, T2, T1-T2)
  • Built-in non-contact IR Thermometer with laser pointer for locating hot spots (up to 518°F/270°C)
  • Built-in non-contact Voltage detector with LED alert
  • DC µA multimeter function for HVAC flame rod Current measurements
  • Data Hold plus fast Peak Hold of current surges during motor startup
  • 40,000 count multimeter functions for DC Voltage, Resistance, Capacitance, and Frequency for high resolution over wider ranges
  • Measures motor capacitors to 40,000µF
  • 1.25″ (32mm) jaw opening for conductors up to 500MCM
  • Rugged double molded housing
  • Auto power off with audible alert and disable function
  • Autoranging with manual override
  • 8 to 1 distance to target ratio
  • Complete with CAT III-600V, double molded test leads, 9V battery, two general purpose Type K bead wire probes and case
(1 customer review)

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EXTECH EX623 400A Dual Input ACDC Clamp Meter NCV IR Thermometer

Twin thermocouple inputs for T1, T2, and T1-T2 Differential Temperature measures, an infrared thermometer with a laser pointer for locating hot spots, and an NCV Detector are all included with this EXTECH EX623 TRMS AC/DC Clamp Meter. Additional features include a 2.8 Volt diode open circuit voltage, a DC micro-amp function for measuring flame rods, Data Hold plus fast Peak Hold for detecting current spikes during motor startup, and capacitance measurement up to 40mF.

EXTECH EX623 400A Dual Input ACDC Clamp Meter NCV IR Thermometer specifications

  • AC/DC Current (Max Res.) 400.0A AC/DC (10mA)
  • Basic ACA accuracy ±1.5%
  • AC/DC Voltage (Max Res.) 600V (0.1mV)/600V (0.01mV)
  • DC µA Current (Max Res.) 4000µA (0.01µA)
  • Resistance (Max Res.) 40.000MΩ (0.01Ω)
  • Capacitance (Max Res.) 40mF (0.01nF)
  • Frequency (Max Res.) 40MHz (0.001Hz)
  • Temperature – Type K -58 to 1832°F (-50 to 1000°C)
  • Temperature – IR -58 to 518°F (-50 to 270°C)
  • Diode (2.8V)/ Continuity Yes
  • Duty Cycle 0.5 to 99.0%
  • Dimensions 9×3.1×1.9″ (229x80x49mm)
  • Weight 10.7oz (303g)
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1 review

1 review for EXTECH EX623 400A Dual Input ACDC Clamp Meter NCV IR Thermometer

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  1. Skylar

    The DC current function is extremely useful and the ability to detect voltage by touching the hoop sensor is a life savior, alerting me that a circuit i was about to work on was still live.

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EXTECH meters and testers help you ensure uptime, maximize productivity and verify compliance. Whether used as a component of an effective predictive maintenance program or as a key tool for a rapid response repair team, EXTECH instruments are the meters of choice for professionals who need to solve problems. Extech continues to build brand loyalty and trust among electrical contractors, industrial mechanics, facilities maintenance, HVAC/R technicians, sustainability & safety directors, public works managers, building & restoration contractors, and more. Extech products are backed with a standard full 2-year warranty, and select products up to 3 years, against defects.


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