Extech EX623 400A Dual Input Clamp Meter + IR Thermometer + NCV
Please use the request form to start a calibration services quote. You may also request equipment sales or repair services.
Description
The Extech EX623 is a versatile and robust clamp meter designed for professional electricians and technicians. This instrument offers a comprehensive range of features, including a 400A AC/DC current measurement capability, dual input for temperature measurements, and a non-contact voltage (NCV) detector for enhanced safety. Additionally, it incorporates an integrated infrared (IR) thermometer, enabling quick and accurate surface temperature readings without physical contact. The EX623 is equipped with True RMS for precise measurements on non-linear loads, a large backlit display for easy readability in various lighting conditions, and a rugged design that ensures durability in demanding environments. This all-in-one tool simplifies electrical diagnostics and maintenance tasks, providing reliability and efficiency in the field.
Specifications
- AC Current Measurement Range: 0.1A to 400A
- DC Current Measurement Range: 0.1A to 400A
- AC Voltage Measurement Range: 0.1mV to 600V
- DC Voltage Measurement Range: 0.1mV to 600V
- Resistance Measurement Range: 0.1Ω to 40MΩ
- Capacitance Measurement Range: 0.01nF to 100μF
- Frequency Measurement Range: 0.001Hz to 10kHz
- True RMS: Yes, for accurate readings on non-linear loads
- Inrush Current: Yes, for capturing surge currents
- Display: 6000-count LCD with backlight
- IR Thermometer: Yes, for non-contact surface temperature measurements
- Temperature Range (IR): -58°F to 518°F (-50°C to 270°C)
- Dual Input for Thermocouples: Yes, supports Type K thermocouples
- NCV Detector: Yes, for non-contact voltage detection
- Data Hold: Yes, for freezing readings on display
- Min/Max Recording: Yes, for capturing minimum and maximum values
- Auto Ranging: Yes, for convenience and efficiency
- Continuity and Diode Test: Yes, for basic circuit testing
- Safety Rating: CAT III 600V, CAT IV 300V, ensuring safety in various electrical environments
- Jaw Opening: 1.38 inches (35mm), accommodating large conductors
- Auto Power Off: Yes, to conserve battery life
- Dimensions: 9.1 x 3.1 x 1.6 inches (231 x 79 x 41mm)
- Weight: 10.6 ounces (300 grams)
- Battery: 2 x AAA batteries (included), for extended use
The Extech EX623 stands out as a powerful and multifunctional tool, essential for efficient electrical diagnostics and maintenance. Its comprehensive features and user-friendly design make it an excellent choice for professionals seeking reliability and precision in their work.
Laboratory Calibration
Micro Precision operates 36 laboratories globally providing reliable localized support
- Certified metrologists staffing laboratories in North America, Central America, South America, Europe, Asia, and the Middle East
- Comprehensive scopes of accreditation to meet a broad range of customer needs
- Expedited calibration services available
- Pickup and delivery services available
- Environmentally controlled facilities to ensure high quality and accurate calibrations and measurements.
Laboratory Calibration
Micro Precision operates 36 laboratories globally providing reliable localized support
- Certified metrologists staffing laboratories in North America, Central America, South America, Europe, Asia, and the Middle East
- Comprehensive scopes of accreditation to meet a broad range of customer needs
- Expedited calibration services available
- Pickup and delivery services available
- Environmentally controlled facilities to ensure high quality and accurate calibrations and measurements.
Quality Certified Test Equipment Repair Services
When a piece of equipment fails you have the option to repair or replace that item. Oftentimes repair is an economical and efficient solution. Micro Precision’s repair offering provides advantages to our customers:
- Cost effective; often less than OEM
- Efficient; often much better turn-time than the OEM
- Flexibility; willingness to work with customers to meet their needs
- Warranted repairs
- Ability to service many obsolete instruments
Quality Certified Test Equipment Repair Services
When a piece of equipment fails you have the option to repair or replace that item. Oftentimes repair is an economical and efficient solution. Micro Precision’s repair offering provides advantages to our customers:
- Cost effective; often less than OEM
- Efficient; often much better turn-time than the OEM
- Flexibility; willingness to work with customers to meet their needs
- Warranted repairs
- Ability to service many obsolete instruments
Cost Effective Test Equipment Options
From the leasing of specialized electronic equipment for a specific task, to the purchase of physical and dimensional tools, we offer leasing services as well as used test equipment sales. We also locate hard-to-find electronics, and provide flexible options to meet ever-changing equipment needs.
Cost Effective Test Equipment Options
From the leasing of specialized electronic equipment for a specific task, to the purchase of physical and dimensional tools, we offer leasing services as well as used test equipment sales. We also locate hard-to-find electronics, and provide flexible options to meet ever-changing equipment needs.
Our Capabilities
Micro Precision can perform instrument calibration services on equipment from variety of applications for specific industries and lines of business. If you have a calibration need that is not listed in this area, please contact us.
Electrical
Micro Precision accredited electrical calibration lab services with multimeter, multifunction calibrator, oscilloscope, and power supply capabilities.
Optical
Micro Precision accredited optical, light, and fiber optic calibration lab services.
Thermodynamics & Chemical
Micro Precision accredited thermodynamic & chemical calibration lab services with temperature, humidity, life science, and pharma capabilities.
RF - Microwave
Micro Precision accredited RF & microwave calibration lab services.
Mechanical & Dimensional
Micro Precision accredited mechanical and dimensional calibration lab services with pressure, torque, force, flow, velocity, and aircraft jack load capabilities.
Laboratory Standards
Calibration laboratory standards are critical for your organization’s most accurate measurements.
Semiconductor Calibration
Micro Precision utilizes state-of-the-art technology to analyze semiconductor wafer thickness and step height.


