Multimeters with capacitance measurement capabilities are essential for technicians, electricians, and hobbyists who frequently work with capacitors. Capacitors are common components in electronic circuits, and testing their capacitance helps determine if they are functioning correctly or need replacement.
A multimeter with a built-in capacitance measurement feature simplifies this task, providing accurate readings without requiring a separate device. In this article, we’ll explore some of the best multimeters with capacitance measurement, highlighting their key features and benefits for various applications.
Summary of Top Picks
- Fluke 87V Digital Multimeter
- Klein Tools MM700 Digital Multimeter
- Extech EX330 Autoranging Mini Multimeter
- UNI-T UT139C True RMS Digital Multimeter
- AstroAI Digital Multimeter TRMS 6000 Counts
Detailed Reviews
Fluke 87V Digital Multimeter
Key Features:
- True RMS for accurate readings on non-linear loads
- Measures AC/DC voltage, current, resistance, continuity, frequency, temperature, and capacitance
- Capacitance range: 1 nF to 9,999 μF
- Min/Max/Average recording with time stamp
- CAT III 1000V and CAT IV 600V safety ratings
- Large backlit display with analog bar graph
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Why It’s Great for Capacitance Measurement:
The Fluke 87V is a versatile and reliable multimeter favored by professionals for its accuracy and durability. It features a wide capacitance range, making it suitable for testing capacitors of various sizes in different applications, from small electronics to larger industrial equipment. The True RMS capability ensures accurate readings on non-linear loads, while the large backlit display provides clear visibility in all lighting conditions. With robust safety ratings and a rugged design, the Fluke 87V is an excellent choice for anyone needing a dependable multimeter for capacitance measurement and other electrical diagnostics.
Klein Tools MM700 Digital Multimeter
Key Features:
- True RMS for accurate measurements
- Measures AC/DC voltage, current, resistance, frequency, temperature, and capacitance
- Capacitance range: 1 nF to 4,000 μF
- Auto-ranging with manual range override
- Low impedance (LoZ) mode to prevent false readings due to ghost voltage
- CAT IV 600V and CAT III 1000V safety ratings
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Why It’s Great for Capacitance Measurement:
The Klein Tools MM700 is a highly rated multimeter that offers a solid capacitance measurement range, suitable for most common capacitors used in electrical and electronic work. The True RMS feature ensures precise measurements, and the LoZ mode helps eliminate false readings caused by ghost voltages. The auto-ranging function simplifies operation by automatically selecting the correct range, while the manual override provides greater control for more experienced users. With excellent safety ratings and a rugged, drop-resistant design, the MM700 is ideal for both professionals and DIY enthusiasts.
Extech EX330 Autoranging Mini Multimeter
Key Features:
- Measures AC/DC voltage, current, resistance, continuity, frequency, and capacitance
- Capacitance range: 0.001 nF to 200 μF
- Non-contact voltage detection
- Auto power-off to conserve battery life
- CAT III 600V safety rating
- Compact design with a large, easy-to-read display
Why It’s Great for Capacitance Measurement:
The Extech EX330 is a compact and affordable multimeter that provides basic capacitance measurement capabilities, making it a great choice for hobbyists and those new to electrical testing. While it has a smaller capacitance range compared to some higher-end models, it is sufficient for most household and basic electronics work. The multimeter also includes a non-contact voltage detector, adding an extra layer of safety. Its auto power-off feature helps extend battery life, and its compact design makes it easy to carry and use in various environments.
UNI-T UT139C True RMS Digital Multimeter
Key Features:
- True RMS for accurate measurements on non-linear loads
- Measures AC/DC voltage, current, resistance, frequency, temperature, and capacitance
- Capacitance range: 0.001 nF to 100 mF
- Auto-ranging with manual range selection
- Backlit LCD display with data hold function
- CAT III 600V safety rating
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Why It’s Great for Capacitance Measurement:
The UNI-T UT139C is an affordable multimeter that provides a wide capacitance measurement range, making it suitable for a variety of applications, from small electronic circuits to more significant electrical systems.
The True RMS feature ensures accurate readings, and the auto-ranging function makes it easy to use for beginners while allowing manual range selection for more experienced users. The backlit display and data hold function enhance usability in various environments, and its compact size makes it portable and convenient for fieldwork or lab use.
AstroAI Digital Multimeter TRMS 6000 Counts
Key Features:
- True RMS for precise measurements
- Measures AC/DC voltage, current, resistance, continuity, frequency, and capacitance
- Capacitance range: 1 nF to 100 mF
- Auto-ranging with manual range override
- Backlit LCD screen with data hold and auto power-off
- Overload protection and double insulation
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Why It’s Great for Capacitance Measurement:
The AstroAI Digital Multimeter is an excellent budget-friendly option that does not compromise on functionality. It features a broad capacitance range that is suitable for testing a wide variety of capacitors, from small components to larger industrial parts. The True RMS capability ensures accurate readings across different types of electrical systems, and the auto-ranging feature makes it easy for beginners to use while offering manual override for more precise control. Its backlit display, data hold function, and auto power-off feature add to its ease of use, while overload protection and double insulation provide added safety.
Etekcity MSR-C600 Digital Clamp Meter
Key Features:
- Measures AC/DC voltage, AC current, resistance, frequency, and capacitance
- Capacitance range: 0.1 nF to 20 mF
- Clamp function for easy current measurements without direct contact
- Backlit LCD display with data hold function
- Auto-ranging with manual range selection
- CAT II 600V safety rating
Why It’s Great for Capacitance Measurement:
The MSR-C600 is a unique option that combines the functionality of a clamp meter with capacitance measurement capabilities. The clamp feature allows for easy current measurements without needing to disconnect wires, making it particularly useful for troubleshooting in tight spaces or on live circuits. The capacitance measurement range is adequate for most general-purpose tasks, and the auto-ranging function simplifies the measurement process. The backlit display and data hold function enhance usability, while the compact design makes it a portable and versatile tool for various electrical work.
Key Factors to Consider When Choosing a Multimeter with Capacitance Measurement
When selecting a multimeter with capacitance measurement, consider the following factors:
- Capacitance Range: Ensure the multimeter covers the range of capacitance values you expect to measure. For example, if you work with both small and large capacitors, a broader range will be beneficial.
- True RMS Capability: A True RMS multimeter provides more accurate readings, especially when dealing with non-linear loads, making it suitable for various electrical environments.
- Display and Usability: Look for a multimeter with a clear, backlit display and features like data hold or auto-ranging to simplify use and improve readability in different lighting conditions.
- Safety Ratings: Choose a multimeter with appropriate safety ratings (e.g., CAT III or CAT IV) for the environments where you plan to use it.
- Durability and Portability: Consider the build quality, size, and weight of the multimeter, especially if you need to carry it to multiple job sites or use it in rugged environments.
Conclusion
Choosing the best multimeter with capacitance measurement depends on your specific needs and applications. The Fluke 87V offers top-tier performance and a wide range of measurements, making it ideal for professionals. The Klein Tools MM700 provides a great balance of functionality and affordability, while the Extech EX330 and UNI-T UT139C offer budget-friendly options with essential features.
For those needing a combination of a clamp meter and capacitance measurement, the Etekcity MSR-C600 is a versatile choice. By selecting the right multimeter, you can ensure accurate, efficient, and safe testing of capacitors in any electrical system.
