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10 Best Digital Multimeters 2025 in the United States

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Our Top Picks

#1

Winner

Fluke 117 Digital Multimeter, Non-Contact AC Voltage Detection, Measures Resistance/Continuity/Frequency/Capacitance/Min Max Average, Automatic AC/DC Voltage Selection, Low Impedance Mode

Rating
10.0
Chosen by1,297
Accuracy
Resolution
Input Impedance

Most important from
4976 reviews

Accuracy
The True-RMS capability ensures accurate measurements on non-linear loads, which is crucial for modern electrical systems.
Resolution
The 6000 count display with a responsive bar graph provides clear and precise readings, which is highly appreciated during use.
Input Impedance
The low input impedance feature effectively eliminates false readings caused by ghost voltages, enhancing measurement accuracy.
Safety Ratings
VoltAlert technology is a standout feature, allowing for safe and convenient detection of AC voltage without direct contact.
Additional Features
The large LED backlight is a useful addition, allowing for easy work in dimly lit areas without straining the eyes.

The Fluke 117 Digital Multimeter is a solid choice for both professionals and DIY enthusiasts looking for a reliable tool for electrical testing. One of its standout features is the VoltAlert technology, allowing users to detect AC voltage without direct contact, which enhances safety and convenience. The automatic AC/DC voltage selection makes it easy to measure different electrical signals without manual adjustments, catering to varied needs in the field. With a true RMS capability, the Fluke 117 delivers accurate measurements even on non-linear loads, making it particularly useful for modern electrical systems.

In terms of specifications, it offers a decent measurement accuracy of +/-0.5%, which is suitable for most tasks. Its low input impedance helps eliminate false readings caused by ghost voltages, ensuring the reliability of measurements. The large LED backlight is a thoughtful addition, allowing you to work in dimly lit areas without straining your eyes.

The Fluke 117 is an excellent option for those who require precision and versatility in their measurements, particularly electricians and technicians. Its combination of features and dependable performance makes it a worthy investment.

Rating
10.0
Chosen by1,297
Accuracy
Resolution
Input Impedance

Most important from
4976 reviews

Accuracy
The True-RMS capability ensures accurate measurements on non-linear loads, which is crucial for modern electrical systems.
Resolution
The 6000 count display with a responsive bar graph provides clear and precise readings, which is highly appreciated during use.
Input Impedance
The low input impedance feature effectively eliminates false readings caused by ghost voltages, enhancing measurement accuracy.
Safety Ratings
VoltAlert technology is a standout feature, allowing for safe and convenient detection of AC voltage without direct contact.
Additional Features
The large LED backlight is a useful addition, allowing for easy work in dimly lit areas without straining the eyes.
#2

Fluke 117/323 Kit Multimeter and Clamp Meter Combo Kit For Residential And Commercial Electricians, AC/DC Voltage, AC Current 400 A, Includes Test Leads, TPAK And Carrying Case

The Fluke 117/323 Kit is a solid choice for electricians working in residential or commercial settings. The 117 multimeter offers accurate measurements of AC/DC voltage and amps, thanks to its true RMS feature, which is ideal for dealing with complex electrical loads without guesswork. Its low input impedance helps avoid false readings from stray voltages, a common issue in electrical work.

The companion 323 clamp meter complements the setup by measuring up to 400 amps of AC current and also handles AC/DC voltage, providing flexibility for various tasks. Both tools provide reliable accuracy and cover a useful range of measurements, essential for troubleshooting and routine checks. The kit includes handy extras like test leads, a TPAK mounting accessory, and a carrying case, making it convenient to transport and use on the job.

Fluke's reputation typically ensures solid safety standards. The weight is light enough for easy handling, and battery power allows cordless use. For those needing a dependable meter combo balancing precision with practical features, this kit performs well, although professionals requiring very high-end lab accuracy or specialized functions might consider more advanced equipment.

Buying Guide for the Best Digital Multimeters

Choosing the right digital multimeter (DMM) can be a bit overwhelming due to the variety of models and features available. A digital multimeter is an essential tool for anyone working with electrical circuits, whether you're a professional electrician, an electronics hobbyist, or a DIY enthusiast. The key to selecting the best DMM for your needs is understanding the specifications and how they relate to your specific requirements. Here are some important specs to consider when choosing a digital multimeter.
AccuracyAccuracy refers to how close the measurements displayed by the multimeter are to the actual values. This is crucial because precise measurements are essential for diagnosing and troubleshooting electrical issues. Accuracy is usually expressed as a percentage. For general use, an accuracy of ±1% is often sufficient. For more critical applications, such as in a laboratory or for professional use, you might need a multimeter with an accuracy of ±0.1% or better. Consider what level of precision you need based on the tasks you will be performing.
ResolutionResolution is the smallest change in a measured quantity that a multimeter can detect. It is typically expressed in digits or counts. For example, a 3.5-digit multimeter can display readings from 0 to 1999. Higher resolution allows for more precise readings, which is important for detailed work. If you are working on high-precision electronics, a higher resolution multimeter (such as 4.5 digits or more) is beneficial. For basic electrical work, a lower resolution (3.5 digits) is usually adequate.
RangeRange refers to the span of values a multimeter can measure for a given parameter, such as voltage, current, or resistance. Some multimeters have auto-ranging capabilities, which means they can automatically select the appropriate range for the measurement. This feature is convenient and reduces the risk of incorrect readings. If you prefer manual control, ensure the multimeter covers the ranges you need. For example, if you work with both low and high voltages, make sure the multimeter can handle the full spectrum of your requirements.
Input ImpedanceInput impedance is the resistance the multimeter presents to the circuit being measured. High input impedance is important because it ensures that the multimeter does not significantly affect the circuit during measurement. Most modern digital multimeters have a high input impedance (typically 10 megaohms or more), which is suitable for most applications. If you are working with sensitive electronics, ensure the multimeter has a high input impedance to avoid loading the circuit.
Safety RatingsSafety ratings indicate the maximum voltage and category of circuits the multimeter can safely measure. These ratings are defined by standards such as CAT I, CAT II, CAT III, and CAT IV, with CAT IV being the highest level of protection. The higher the category, the more protection the multimeter offers against transient voltage spikes. Choose a multimeter with a safety rating appropriate for your work environment. For example, CAT III is suitable for most household and commercial electrical work, while CAT IV is necessary for industrial applications.
Additional FeaturesAdditional features can enhance the functionality and convenience of a multimeter. Common features include continuity testing, diode testing, temperature measurement, and data logging. Some multimeters also offer True RMS (Root Mean Square) measurement, which provides more accurate readings for AC signals. Consider which additional features are important for your specific tasks. For instance, if you frequently work with AC circuits, a True RMS multimeter is beneficial. If you need to measure temperature, look for a multimeter with a built-in thermometer.

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