Testing Measuring and Inspecting Equipment

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Klein Tools CL390 Clamp Meter Review

  • By: Admin61
  • Date: December 21, 2023
  • Time to read: 7 min.

Are you in need of a versatile and reliable clamp meter for your electrical testing needs? Look no further than the Klein Tools CL390 AC/DC Digital Clamp Meter. This all-in-one tool offers a wide range of measurements, including AC/DC current and voltage, resistance, continuity, frequency/duty cycle, diode test, capacitance, and even temperature. With its integrated non-contact voltage testing feature, reverse-contrast LCD display, and convenient test lead holder, this clamp meter provides accurate measurements and enhanced functionality. Plus, it comes with a complete package of accessories, including a carrying case and batteries. Whether you’re a professional electrician or a DIY enthusiast, the Klein Tools CL390 is the perfect tool for all your electrical testing needs.

Klein Tools CL390 AC/DC Digital Clamp Meter, Auto-Ranging, 400 Amp, NCVT Tester Clamp Jaw Integration, Hi-Viz LCD Display, Reverse Contrast Display, TRMS and More

Discover more about the Klein Tools CL390 AC/DC Digital Clamp Meter, Auto-Ranging, 400 Amp, NCVT Tester Clamp Jaw Integration, Hi-Viz LCD Display, Reverse Contrast Display, TRMS and More.

Why Consider This Product?

Are you in need of a versatile clamp meter that can handle a wide range of electrical testing tasks? Look no further than the Klein Tools CL390 AC/DC Digital Clamp Meter. With its impressive capabilities and convenient features, this tool is a must-have for anyone working with electrical systems. But what sets it apart from the competition?

The CL390 offers a range of features and benefits that make it a top choice for professionals and DIY enthusiasts alike. Its ability to measure both AC and DC current, as well as non-contact voltage testing, ensures that you’ll have all your electrical measurements covered. The auto-ranging and True Root Mean Squared (TRMS) technology further enhance the precision and accuracy of your measurements, giving you peace of mind knowing that you’re getting reliable results.

Certifications and endorsements add an extra layer of credibility to this product. The CL390 is designed and manufactured by Klein Tools, a trusted name in the industry known for producing high-quality tools. It also comes with positive customer testimonials, proving that this clamp meter has been well-received by those who have used it. So, whether you’re a professional electrician or a DIY enthusiast, the Klein Tools CL390 AC/DC Digital Clamp Meter is definitely a product worth considering.

Features and Benefits

Integrated NCVT for Convenient Testing

One of the standout features of the CL390 is its integrated non-contact voltage testing (NCVT) capability. This means that you can check for the presence of voltage without the need for direct contact, ensuring safe and hassle-free electrical testing. The NCVT function is conveniently integrated into the clamp jaw, making it easy to access and use when needed.

High-Visibility Reverse-Contrast Display

With its high-visibility reverse-contrast LCD display, the CL390 ensures improved viewability in all lighting conditions. Whether you’re working in bright sunlight or dimly lit spaces, you’ll have no trouble reading the measurements on the screen. This feature guarantees that you can work efficiently and accurately, no matter the environment.

Convenient Test Lead Holder and Optional Magnetic Hanger

The CL390 is designed with convenience in mind. It features a test lead holder on the side of the clamp, allowing you to keep your leads organized and easily accessible during testing. Additionally, if you prefer a hands-free operation, you have the option to use the magnetic hanger (Cat. Nos. 69445 or 69417) to secure the clamp meter in place. This feature is particularly useful when you need both hands free to work on complex electrical tasks.

Enhanced Functionality and Battery Life

The CL390 offers a range of additional features that enhance functionality and usability. The Max/Min and Rel/Zero functions allow you to capture peak values or zero out a reading for more precise measurements. The Data Hold capability allows you to freeze the displayed measurement, making it easier to record or analyze the data. Additionally, the auto-power off feature automatically turns off the clamp meter after 10 minutes of inactivity, conserving battery life and ensuring that the tool is always ready for use when you need it.

Discover more about the Klein Tools CL390 AC/DC Digital Clamp Meter, Auto-Ranging, 400 Amp, NCVT Tester Clamp Jaw Integration, Hi-Viz LCD Display, Reverse Contrast Display, TRMS and More.

Product Quality

When it comes to the quality of the Klein Tools CL390 AC/DC Digital Clamp Meter, you can trust that you’re getting a top-of-the-line product. Klein Tools is known for its commitment to producing high-quality tools that are durable, reliable, and built to last. The CL390 is no exception. It is crafted with precision and built to withstand the demands of everyday use.

What It’s Used For

Wide Range of Electrical Testing

The Klein Tools CL390 AC/DC Digital Clamp Meter is an incredibly versatile tool that can be used for a wide range of electrical testing tasks. From measuring AC/DC current and voltage to testing resistance, continuity, diodes, and capacitance, this clamp meter has got you covered. It even allows you to perform DC microamp measurements and temperature measurements via thermocouple.

Ideal for Professionals and DIY Enthusiasts Alike

Whether you’re a professional electrician or a DIY enthusiast, the CL390 is a valuable tool to have in your arsenal. Professionals will appreciate its accuracy, precision, and ease of use when working on residential or commercial electrical systems. DIY enthusiasts will find it invaluable for tackling electrical projects around the home, ensuring safety and efficiency in their work.

Klein Tools CL390 AC/DC Digital Clamp Meter, Auto-Ranging, 400 Amp, NCVT Tester Clamp Jaw Integration, Hi-Viz LCD Display, Reverse Contrast Display, TRMS and More

Product Specifications

Specification Details
Measurement Range AC/DC Current: 400 Amp
AC/DC Voltage
Resistance
Continuity
Frequency/Duty Cycle
DC Microamps
Diode Test
Capacitance
Temperature
NCVT Integrated into clamp jaw
Display High-visibility LCD
Measurement Type Auto-Ranging, TRMS
Additional Features Max/Min, Rel/Zero
Data Hold
Auto-power off after 10 min
Included Accessories Carrying case, test leads
with CAT III/CAT IV safety caps
Thermocouple
Instructions
3 x AAA batteries

Who Needs This

The Klein Tools CL390 AC/DC Digital Clamp Meter is a must-have tool for anyone working with electrical systems. Whether you’re a professional electrician, an HVAC technician, or a DIY enthusiast, this clamp meter provides the necessary features and functionality to ensure accurate and reliable electrical measurements.

Klein Tools CL390 AC/DC Digital Clamp Meter, Auto-Ranging, 400 Amp, NCVT Tester Clamp Jaw Integration, Hi-Viz LCD Display, Reverse Contrast Display, TRMS and More

Pros and Cons

Pros

  • Versatile and capable of measuring a wide range of electrical parameters
  • Integrated NCVT for convenient non-contact voltage testing
  • High-visibility reverse-contrast display for improved viewability in all lighting conditions
  • Convenient test lead holder and optional magnetic hanger for hands-free operation
  • Additional features such as Max/Min, Rel/Zero, and Data Hold for enhanced functionality
  • Durable and long-lasting construction from a trusted brand

Cons

  • The price point may be higher compared to other clamp meters on the market
  • Some users may find the display and controls less intuitive compared to other models

FAQ’s

  1. Can the CL390 measure both AC and DC current?
    Yes, the CL390 is capable of measuring both AC and DC current up to 400 Amp.

  2. Does the clamp meter come with a carrying case?
    Yes, the CL390 includes a carrying case to protect and store the tool when not in use.

  3. Can I perform non-contact voltage testing with this clamp meter?
    Yes, the CL390 features integrated non-contact voltage testing (NCVT) for convenient electrical testing.

  4. How long does the battery last?
    The clamp meter utilizes 3 x AAA batteries and will automatically power off after 10 minutes of inactivity to conserve battery life.

  5. Can I use the CL390 for temperature measurements?
    Yes, the clamp meter comes with a thermocouple attachment, allowing you to measure temperature as well.

Klein Tools CL390 AC/DC Digital Clamp Meter, Auto-Ranging, 400 Amp, NCVT Tester Clamp Jaw Integration, Hi-Viz LCD Display, Reverse Contrast Display, TRMS and More

What Customers Are Saying

Customers who have purchased the Klein Tools CL390 AC/DC Digital Clamp Meter are thrilled with its performance and capabilities. They praise its accuracy, durability, and the convenience of its built-in non-contact voltage testing. Users appreciate the clear and easy-to-read display, as well as the additional features like Max/Min and Data Hold. Overall, customers feel that this clamp meter offers great value for the price.

Overall Value

The Klein Tools CL390 AC/DC Digital Clamp Meter is a top-tier tool that offers exceptional value for professionals and DIY enthusiasts alike. With its wide range of features and convenient design, it makes electrical testing tasks efficient, accurate, and safe. The durable construction ensures that it will withstand the demands of regular use, making it a worthwhile investment for anyone in need of a reliable clamp meter.

Klein Tools CL390 AC/DC Digital Clamp Meter, Auto-Ranging, 400 Amp, NCVT Tester Clamp Jaw Integration, Hi-Viz LCD Display, Reverse Contrast Display, TRMS and More

Tips and Tricks for Best Results

To get the best results with your Klein Tools CL390 AC/DC Digital Clamp Meter, follow these tips:

  • Familiarize yourself with the user manual to understand all the features and functions of the clamp meter.
  • Use the included carrying case to protect and store the tool when not in use.
  • Calibrate the clamp meter periodically to ensure accurate measurements.
  • Take advantage of the additional features like Max/Min and Rel/Zero for more precise readings.
  • Use the test lead holder and optional magnetic hanger for added convenience and hands-free operation.

Final Thoughts

Product Summary

The Klein Tools CL390 AC/DC Digital Clamp Meter is a versatile and reliable tool that’s perfect for anyone working with electrical systems. Its wide range of features and convenient design make it a valuable asset for both professionals and DIY enthusiasts.

Final Recommendation

If you’re looking for a top-quality clamp meter that offers precise measurements, convenience, and durability, the Klein Tools CL390 is the perfect choice. With its integrated non-contact voltage testing, high-visibility display, and additional features like Max/Min and Data Hold, it’s a tool that will undoubtedly enhance your electrical testing capabilities. Invest in the Klein Tools CL390 AC/DC Digital Clamp Meter today and experience the difference it can make in your work.

Click to view the Klein Tools CL390 AC/DC Digital Clamp Meter, Auto-Ranging, 400 Amp, NCVT Tester Clamp Jaw Integration, Hi-Viz LCD Display, Reverse Contrast Display, TRMS and More.

Disclosure: As an Amazon Associate, I earn from qualifying purchases.

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