Digital Clamp Meter Multimeter DT266 Professional

5.00 out of 5
(1 customer review)

59.00 inc. VAT

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Introducing the DT266 Digital Clamp Meter Multimeter:

  • Advanced digital LCD design with a maximum display of 1999.
  • Features data retention, low voltage indication, and overload protection.
  • Versatile tool for measuring voltage, resistance, current, and more.
  • Compact and portable for convenience on the go.
  • Durable construction ensures long-lasting performance.

1 review for Digital Clamp Meter Multimeter DT266 Professional

  1. 5 out of 5

    Abdul Ahad

    Very good multimeter and easy to use. Measuring detector works select Voltage, Ampere, Ohms and Diode testing working fine.

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In the world of electrical testing and measurement, precision and reliability are paramount. This is where the Digital Clamp Meter Multimeter DT266 Professional steps in, providing both professionals and hobbyists with a robust tool to meet their needs. But what exactly is a digital clamp meter, and why should you consider the DT266 model?

A digital clamp meter combines the functionalities of a multimeter and a current sensor into one convenient device. It allows you to measure voltage, current, and resistance without having to make direct contact with the wires, enhancing both safety and ease of use. The DT266, in particular, is renowned for its accuracy and versatility, making it a top choice in its category.

Features of the DT266 Digital Clamp Meter:

High Precision Measurement:

One of the standout features of the DT266 is its high precision measurement capability. Whether you’re working with low voltages or high currents, this device ensures you get accurate readings every time. This precision is crucial, especially in professional settings where errors can lead to significant issues.

Versatility in Usage:

The DT266 isn’t just about measuring current; it’s a versatile tool that can handle a variety of tasks. From measuring AC/DC voltage and current to testing resistance and continuity, this device covers all the bases. This makes it an invaluable tool for electricians, engineers, and DIY enthusiasts alike.

Safety Features:

Safety is a key consideration when working with electrical equipment, and the DT266 doesn’t disappoint. It comes equipped with overload protection and insulated test probes, ensuring that users are shielded from potential electrical hazards.

LCD Display:

The large LCD display on the DT266 makes it easy to read measurements even in low-light conditions. The clear, backlit screen ensures that you can see exactly what you’re measuring without straining your eyes.

To conserve battery life, the DT266 features an auto power off function. This means that if you forget to turn off the device, it will automatically shut down after a period of inactivity, saving power and prolonging the life of your batteries.

Technical Specifications:

Measurement Range:

The DT266 offers a broad measurement range, capable of handling:

  • AC Current: 0-1000A
  • AC Voltage: 0-750V
  • DC Voltage: 0-1000V
  • Resistance: 0-2000Ω


Accuracy is critical in electrical measurements, and the DT266 provides reliable accuracy across its measurement ranges. This ensures that users can trust the readings they obtain, whether in professional or personal use.

Display Characteristics:

The DT266 features a clear LCD display with a maximum reading of 1999. The backlight enhances visibility, making it easier to work in various lighting conditions.

Power Source:

This device is powered by a 9V battery, ensuring long-lasting performance. The auto power off function further helps in conserving battery life.

Understanding the Basic Functions:

Measuring AC/DC Voltage:

To measure voltage, simply select the appropriate voltage setting (AC or DC) and connect the test probes to the circuit. The DT266 will display the voltage reading on its LCD screen.

Measuring AC Current:

For current measurement, open the clamp and place it around the conductor carrying the current. The device will measure the magnetic field generated by the current and convert it into a readable value.

Resistance Measurement:

Select the resistance mode, connect the test probes across the component or circuit, and read the resistance value displayed.

Continuity Testing:

In continuity mode, the DT266 helps you check if a circuit is complete. If there’s continuity, the device will beep, indicating that the circuit is intact.

Advanced Functions:

Diode Testing:

The DT266 can also test diodes. Set the device to diode mode, place the probes on the diode terminals, and the display will show the forward voltage drop.

Frequency Measurement:

Some models of the DT266 include a frequency measurement function, allowing users to measure the frequency of AC signals, which is particularly useful in various electrical applications.

Temperature Measurement:

If applicable, the DT266 can measure temperature using a thermocouple. This adds another layer of versatility to its already impressive feature set.

How to Use the DT266 Digital Clamp Meter:

Initial Setup:

Begin by inserting the 9V battery into the device. Ensure the test probes are properly connected and the device is set to the appropriate measurement mode.

Selecting the Appropriate Mode:

Choose the measurement type (voltage, current, resistance, etc.) using the rotary switch. Make sure to select the correct mode to avoid damaging the device or obtaining incorrect readings.

Proper Clamping Technique:

When measuring current, open the clamp and place it around a single conductor. Ensure the conductor is centered in the clamp for accurate measurement.

Reading the Measurements:

Read the values directly from the LCD display. For the best results, make sure you are in a stable environment without any interference that could affect the readings.

Applications in Different Fields:

Electrical Engineering:

Electrical engineers use the DT266 for a variety of tasks, including circuit testing, troubleshooting, and maintenance.

HVAC Systems:

In HVAC systems, the DT266 helps in monitoring electrical components, ensuring they operate efficiently and safely.

Automotive Industry:

Automotive professionals use this device to diagnose electrical issues in vehicles, making it an essential tool in auto repair shops.

Home DIY Projects:

For home improvement enthusiasts, the DT266 is a handy tool for various electrical projects, ensuring safety and accuracy.

Maintenance and Care Tips:

Cleaning the Device:

Keep your DT266 clean by wiping it with a dry cloth. Avoid using harsh chemicals or immersing it in water.

Storage Recommendations:

Store the device in a cool, dry place. Use the provided case to protect it from dust and physical damage.

Regular Calibration:

Periodically calibrate the DT266 to ensure it maintains its accuracy. Calibration services are available from various providers.


The Digital Clamp Meter Multimeter DT266 Professional is a versatile, reliable, and cost-effective tool for anyone working with electrical systems. Its combination of precision, safety features, and ease of use makes it an excellent choice for both professional and personal use. Whether you’re an electrical engineer, HVAC technician, automotive professional, or DIY enthusiast, the DT266 has something to offer.


The DT266 can measure up to 1000A of AC current.
No, the DT266 is designed to measure AC current only
To replace the battery, open the back cover of the device, remove the old 9V battery, and insert a new one.
Yes, the DT266 is robust and accurate enough for industrial applications.
The DT266 typically comes with test probes, a carrying case, and a user manual.