Best Digital Multimeters 2021

THE LIST OF THE BEST DIGITAL MULTIMETERS 2021

NAMES FEATURES WHERE TO BUY
TekPower Digital Multimeter

B00SAJ8MM6

True RMS

RS232 data logging

Smartphone compatible

Measures all current ranges

Measures AC / DC millivolts

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ESYNIC RMS Digital Multimeter

B073RFRSN4

Temperatures range from -20°-1000°C

Auto or manual range selection

Resistance 600-60M and

Capacitance is 10nF-100uF

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DMiotech Handheld Digital Multimeter

B01MFGCEIV

Backlight

Low battery indicator

Auto power off and

An instruction manual

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Fluke 117 Electricians True RMS Multimeter

B000O3LUEI

VoltAlert technology for non-contact voltage detection

AutoVolt automatic AC/DC voltage selection. DC millivolts – Range : 600.0 mV, Resolution : 0.1 mV

Low input impedance

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Etekcity Digital Voltage Tester Meter

B00NWGZ4XC

Accurately measures

Ease of use

Safety protection

High quality

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Klein Tools Auto-Ranging Multimeter MM500

B00EO2HFPI

True-RMS for accurate measurement in all applications

IP 67: Dust and waterproof

10 foot / 3 meter drop protection

Resistance range: 4000Ω

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Tacklife Digital Multimeter TRMS 6000

B07VNFVDW8

Led intelligent jack

High accuracy & safe multi-meter

Multifunctional meter & wide application

Large LCD with backlight & non-contact

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Extech EX330 Autoranging Mini Multimeter

B000EX0AE4

12 total functions

Cat III 600V UL listed

Includes Type K temperature probe

Rubber holster protects meter

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Crenova MS8233D Auto-Ranging Digital Multimeter

B00KXX2OYY

100% Safety Assurance

Auto-ranging Tester

Backlight Display

Special Points.

9V Battery

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Mastech MS8268 Digital Multimeter

B0050LVFS0

Auto / manual ranging

Continuity buzzer

Data hold

Transistor gain checker

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You are welcome to this guide on the best digital multimeters in yoan ur home. A digital multimeter is an indispensable device for the measurement of electrical voltage, current, and resistance. It allows you to measure electrical current, voltage level, and continuity according to the operating mode.

The best home digital multimeter is the equipment that everyone needs for the detection of all electrical problems in your home. Which is why every home needs to own a digital multimeter.

As you read through this guide make sure to gather the main points that will be of help to you when you decide to get your own digital multimeter.

How Do Digital Multimeters Work?

As the standard tool of measurement for nearly every variety of electrical work, multimeters are one of the premier choices for accuracy and versatility in the home. No home is complete without one, and they also allow for much more precise work on home electronics projects.

While you can find individual tools for completing each of the measurements offered by a multimeter, the cost, and difficulty of transportation associated with having nearly a dozen different tools in your bag make the multimeter a clear winner.

As a homeowner with specific needs, such as testing HVAC systems, specialized multimeters will allow for safe use across all systems.

In short, multimeters are a constant inclusion in electricians’ tool bags for good reason: they work well for a wide variety of jobs, are affordable, and take up little space.

DIGITAL MULTIMETERS BUYER’S GUIDE

Range Limits

We don’t know what parameters we require for your projects. So, one should know the range limits before purchasing the multimeter. For instance, if the meter won’t measure current in milli range then it won’t measure some sensor current values. Hence, the multimeter ranges will have to cover the demands of both the present & future projects.

Here are some recommended ranges:

  • The range for Resistance – 10 Ohm to 20 MOhm
  • Current Range – 10 uA to 10 A
  • Voltage Range – millivolt to 600V
  • In some cases, you have to deal with small capacitance (within milli range) with this meter to measure the reading.

Accuracy

Accuracy is generally considered as the maximum permissible error limit while taking multi meter readings. Although, most of the multimeter, especially digital one will provide reading value accuracy but one has to check it properly before using it in the project.

For instance, a 0.5% DC volt accuracy with 4000 – 6000 counts are fine but greater than this value means the meter is not accurate or professional for taking rthe eading. So, a multimeter should come with true RMS reading while measuring AC voltages and bandwidth above 50kHz.

Resolution (Display Counts)

The meter’s resolution or display counts will refer to the display of total digits, from minimum to maximum count. The best multimeter comes with ha igher display count.

In general, the high-resolution handheld digital multimeter has a 2000-count with 4 ½-digit display, which enables the meter to display values from 0 to 19,999. Whereas 4000 count multimeter have 4 ¾-digit display that enable to display values from 0 to 39,999.

To bridge the gap between these two counts, you have to use 3 ¾ -digit displays or else 4a 000-count digital multimeter. Remember that most of the digital multimeters will leave the leading digit black when it is zero.

Continuity Response Time

Generally, it is stated that how quicker the response time is, the better will be your multimeter. It is handy and helpful while analyzing any circuit for open or short situations. In case, if your multimeter has slow response time, then it will be annoying and time consuming when analyzing the circuit.

Testing Transistor

Simply hook the positive lead of the multimeter to Emitter E of the transistor. In the same way, connect the negative lead meter to the base (B) of tthe ransistor. For testing PNP transistor, the meter will show some voltage drop between 0.45V to 0.9V. For an NPN transistor, one can find OL (over limit) while testing.

Temperature Measurement

Choose a digital multimeter with dual differential temperature function whenever you want recurrent thermocouple monitoring needs. This will allow the user to take readings of two temperatures at a time simultaneously.

Frequency Measurement

In general, any circuit or device is designed to operate at either fixed or variable frequency. If it is operated at da ifferent frequency other than sthe pecified one then it may perform abnormally. For instance, if an AC motor is designed to operate at 60 Hz then it operates fast if the frequency is above 60 Hz and slower if the frequency is reduced. Also, changes in frequency range will result in pa roportional change in motor speed.

Here are some optional modes of measuring frequency in some digital multimeters.

  • Frequency Counter – It is used to measure the frequency of AC signals, while troubleshooting the electronic and electrical equipment.
  • Min Max Recording Mode – It allows tus o record the frequency measurements over a specific period of time. The same will be provided with current, resistance ,and voltage.
  • Auto-range Mode – The frequency measurement range will be selected automatically. In case, if the frequency of measuring voltage is out of the range then the digital multimeter won’t display accurate readings. So, always refer to the user manual to know about sthe pecific frequency measurement range.

Safety Features

Safety is always a first priority to any one who are dealing with electronic tools. For those who want to learn (beginner) how to measure the resistance values with a small 5V DC voltages, then choose a cheap multimeter where safety doesn’t matter much.

But if you’re looking for a professional multimeter to measure higher values of DC or AC voltages then safety will be their first priority and has to follow some safety features, especially CAT safety measures.

Have a look on some of the safety measures to be followed while dealing with electronic tools.

  • Make sure to get the best quality multimeter from a trusted manufacturer, which is safe to use.
  • Always check all the fuses used by the meter. If you want to measure high or low current values then avoid purchasing a multimeter with ga lass fuse. Go for a multimeter with high quality cartridge fuses while measuring current to make it safe to use. If the meter won’t have fuses then it is not at all safe to use, as it burst and may catch fire if any mistake is made.
  • Secondly, look for the multimeter with CAT III rating, as it will ensure that the meter won’t blow in hands and thus you are safe, even if you short the mains accidently.
  • Then you have to choose quality probes, which are made mostly with silicone rubber to allow you to take reading safely without any getting any damage.
  • It is ma ust to know which multimeter you should use while working with high voltages. Depending on the amount of current flow through cthe onductor, one has to choose a device, which is a cross between a clamp meter and multimeter.

Input Resistance

It may be encountered by the users who are using the multimeter for the first time. So, let’s know about it. Input resistance is the resistance offered by a multimeter to a device, which is connecting across the probes. The higher the input resistance it offers, the better will be your multimeter. Generally, 1MOhm is considered as the best value of input resistance of multimeter.

Battery Time

One has to consider battery running time while using the multimeter regularly. It would be better to have a battery time of about 1000 hours. So, if you want to learn electronics by using ma ultimeter then purchase a 1000 hours battery time (but not below) for bthe est usage of da igital multimeter.

Auto Hold Function

This is another essential feature to look wat hen buying the multimeter. It allows you to take measurements easily. Connect the probes with both of your hands to let mthe ultimeter read the values.

The readings on the meter will remain even if you’re not looking on the screen (OR) if you remove the probes. This feature will help you to work safely with AC mains, where one has to focus on the proper connections of probes and thereby not to touch any wire accidentally.

Versatility

Digital multimeter will offer versatility in both functionality and measurements rather than ba asic multimeter.

For instance, the basic multimeter comes with features used to measure DC & AC current, resistance, voltages ,and capacitance, whereas the digital meter offers various other tests (like battery test, diode test, transistor test & continuity test) and perform functions (like aan nalog bar graph, auto-range, true RMS or RS – 232 PC interface), which makes the digital one is much more useful than standard multimeter.

So, always check the user manual of a device to select the best meter, as per your requirement.

Price

In general, digital multimeters comes in a wide price ranges that start from $10 – $3500, by depending on its bands and available features. Also, the DMM at ha igher price will be more durable and provides accurate results when compared with low priced DMM.

Make sure to check how frequently you are using this device and what features you need. Like if you’re an occasional user, then go with lthe ess priced device. If you plan to use the meter regularly then prefer to use a robust design at expensive price.

BEST DIGITAL MULTIMETERS

TekPower Digital Multimeter

B00SAJ8MM6

It is both Bluetooth and PC compatible, the TekPower’s main selling point is its connectivity – something that it does not live up to. In the unit we tested, neither feature worked properly, and the included CD would not read on any of the three computers in our household.

Combine that with a cheap plastic exterior, complete lack of an auto-off function, and generally inaccurate measurements for most operating modes, and there’s no reason we can see to buy this product.

PROS CONS
  • A suite of functions usually found on more expensive tools
  • Slow refresh rate
  • True RMS AC measurements
  • Possible battery drain on prolonged data logging
  • Auto-ranging multimeter
  • USB / Bluetooth data logger
  • Measures all main ranges

ESYNIC RMS Digital Multimeter

B073RFRSN4

ESYNIC is a 6000 counts auto or manual ranging digital multimeter kit. It is used to measure AC/DC voltages and currents, diode, continuity, temperatures, frequency, resistance, capacitance, and many more.

It is highly reliable and protects the case when it is fully loaded and LCD display for reading the values.

PROS CONS
  • When you stop performing an operation, it automatically switches off and then you can set manually.
  • Batteries are not included in the kit.
  • Polarity identification and low voltage indication.
  • The sampling rate is 3t/s.

DMiotech Handheld Digital Multimeter

B01MFGCEIV

A handheld multimeter is mostly used for measuring AC/DC voltages, DC current, resistance, capacitance, frequency, temperatures and interrupt circuits. It is specially designed to meet the safety standards of the multimeter device.

It is a handheld device with multiple functions. Before you start using the multimeter, it is important to read the instructions, warnings carefully.

PROS CONS
  • LCD display
  • It does not offer backlight when you operate the multimeter less than 2mA of current.
  • Very economical.
  • Overload protection
  • Batteries are not required.

Fluke 117 Electricians True RMS Multimeter

B000O3LUEI

The Fluke 117 Electricians True RMS Multimeter is designed for use by electricians and serious DIY users in search of high quality, advanced tool. This premium multimeter may not come with a holster for security, but this is a minor price to pay for such a high-performance multimeter loaded with advanced features.

Its True RMS technology allows for easy, safe reading of non-linear loads with a high level of accuracy, while the backlit LED screen makes working in poor lighting and visibility conditions far easier than most competing models. This is a versatile and durable multimeter that operates comfortably in a wide range of temperatures, maintaining its high performance in even the worst conditions.

PROS CONS
  • Wide range of operating temperature
  • none
  • Large white LED backlight
  • Low input impedance
  • 400-hour battery life
  • Professional quality

Etekcity Digital Voltage Tester Meter

B00NWGZ4XC

The Etekcity Digital Voltage Tester Meter is one of the smallest and most easily affordable multimeter options out there. This is a high value, an accessible option that provides a measurement of a full ten different functions, although it is not appropriate for all current types. The portability of this miniature multimeter is a significant selling point, as it is small enough to be easy to carry with you at all times for on the go electrical measurement at any time.

As an added bonus, it also incorporates a durable rubber sleeve for protection, helping to keep the multimeter safe. This is an important element, as the build quality of the Etekcity Digital Voltage Tester Meter is a little on the fragile end, meaning that any added protection available is worth taking full advantage of.

PROS CONS
  • Large backlit LCD screen
  • none
  • Accurate measurement
  • Durable rubber sleeve
  • Overload protection

Klein Tools Auto-Ranging Multimeter MM500

B00EO2HFPI

The Klein Tools Auto-Ranging Multimeter. Featuring an ultra-simple readout and functions as well as heavy-duty construction and great durability, at first glance it seems to live up to its higher price.

PROS CONS
  • True RMS for measuring AC/DC voltages
  • Cannot be used to confirm the polarity of DC circuits
  • Auto-ranging makes use even easier
  • Will show 0.00 when it turns out there is a full voltage
  • Durable build quality
  • CAT IV safety rating
  • VERY simple design

Tacklife Digital Multimeter TRMS 6000

B07VNFVDW8

Tacklife has been making waves with their ridiculously low prices and admittedly variable quality. Their digital multimeter, the TRMS 6000, is no exception – while it’s certainly inexpensive, there seem to be some quality control issues that significantly hamper the product.

PROS CONS
  • Incredibly inexpensive for a CAT III certified multimeter
  • Loose leads can fail to make connections and provide inaccurate readings
  • Excellent high-visibility backlit LCD display
  • The wide divergence of accuracy across devices

Extech EX330 Autoranging Mini Multimeter

B000EX0AE4

The Extech EX330 Autoranging Mini Multimeter offers impressive functionality, making it an excellent choice for on the go electrical tasks. This best compact multimeter includes a built-in non-contact AV voltage detector, allowing you to obtain accurate AC voltage readings without any risk to yourself from contacting current, keeping you safe and comfortable at all times.

Thanks to the 4000 count of the Extech EX330 Autoranging Mini Multimeter, users can easily measure resistance, DC or AC voltages, frequency, and even duty cycles. As an added bonus, this multimeter includes a thermometer for easy reading of temperatures with a high level of accuracy. The final important feature of this multimeter is its protective rubber holster, which offers a high level of resistance to both electrical shocks and impact from accidents and dropping, keeping this multimeter in perfect working condition for as long as possible even when used very heavily.

PROS CONS
  • Compact body
  • none
  • Protective rubber holster
  • 4000 count auto-ranging multimeter
  • Built-in non-contact AC voltage detector

Crenova MS8233D Auto-Ranging Digital Multimeter

B00KXX2OYY

The Crenoca MS8233D Auto-Ranging Digital Multimeter is an auto-ranging tester, automatically detecting the required range of voltages to measure without needing a manual indication of the required voltage range for easier user experience. As a further usability feature, this multimeter features a large LCD display with strong backlight power, making it easy to read and clear even in poor visibility and low light conditions.

The Crenoca MS8233D Auto-Ranging Digital Multimeter also features a range of additional functions for added versatility, including built-in overload protection for safety and security, and a data hold and maximum value hold functionality, offering memory of the detected values for future reference without the need for manually writing the numbers down.

PROS CONS
  • Built-in overload protection
  • none
  • Large backlit LCD display
  • Auto power-off function
  • Data hold function

Mastech MS8268 Digital Multimeter

B0050LVFS0

The Mastech MS8268 is a useful, budget- to mid-level DMM for non-electricians. Built for DIY and occasional use, it is quite solidly made and has a number of handy features. Best of all, it is easy to use, with an intuitive interface and input indicators so beginners won’t get mixed up.

PROS CONS
  • Lead holders are on the back of the device for easy use and storage
  • Drains batteries quickly while in use
  • Includes auto-ranging feature for continuity checks
  • Does not automatically zero out readings
  • Large case and display are easy to set up
  • 1-year warranty

CONCLUSION

Anyone who does the work of troubleshooting electricals will value the use of a multimeter. By making accurate and quick readings, users will quickly detect the problem and repairs it with a very short time. The list above contains the best multimeter that you can find in the market and you are only required to choose one from the list. They are all great multimeters.