Keithley offers the widest range of system and benchtop digital multimeters to meet any measurement requirement. This line of digital multimeters (DMMs) addresses the requirements for student labs with basic DMMs and fast and accurate DMMs for component, module, and assembled product manufacturing testing.
The Precision Series are high-end digital multimeters, notable for their touch screen interface that streamlines the transition from data collection to analysis. This series combines high accuracy with speed, exemplified by the DMM7510 model, which stands out as one of the most accurate 7.5-digit DMMs on the market. Ideal for tasks requiring precise and rapid measurements, it’s a top choice for advanced scientific and engineering applications.
The Specialty Series of digital multimeters is designed for exceptional performance and optimization for your specific task. Models in this series are adept at highly accurate measurements, including AC voltage with extended bandwidth for control system analysis and ultra-precise measurements up to 8.5 digits. This series is ideal for advanced electronics testing, precision manufacturing, and scientific research where detailed accuracy is paramount. These multimeters offer specialized functionalities tailored to niche measurement needs.

The Instrumentation Series of digital multimeters focuses on providing the fundamentals of test and measurement with trustworthy results. These multimeters are reliable and easy to use, making them perfect for standard day-to-day measurement tasks. They offer a solid balance between performance and affordability, suitable for educational purposes, general electronic troubleshooting, and basic industrial applications.
If multi-channel measurements greater than ten channels are needed, see our Switching and Data Acquisition Systems.
Also consider Keithley Source Measure Unit (SMU) instruments, with integrated digital multimeter, power supply, current source, and electronic load capabilities.
Get the following performance benefits of a benchtop digital multimeter from Keithley:
Digital multimeter, affectionately known as the DMM, is an indispensable tool for anyone working in the realm of electronics. It serves as a versatile measuring instrument, capable of quantifying a variety of electrical parameters, including voltage, current, and resistance. Whether you’re a seasoned professional or a budding enthusiast, understanding the intricacies of the DMM is crucial for navigating the world of electronics with precision and confidence.
A benchtop digital multimeter measures electrical stimuli, including voltage, current, and resistance. It’s a diagnostic tool used by electrical and electronic engineers daily and combines the features of a voltmeter, ammeter, and ohmmeter.
Here are some common applications of the DMM:
Troubleshooting: DMMs are instrumental in identifying and resolving electrical faults in circuits, components, and devices.
Component Testing: DMMs can measure the electrical characteristics of individual components, ensuring they meet the required specifications.
Circuit Testing: DMMs are used to verify the proper operation of electronic circuits, ensuring they deliver the expected voltages and currents.
Battery Testing: DMMs can measure the voltage and current output of batteries, assessing their health and performance.
With a plethora of DMMs available in the market, selecting the most suitable one for your needs can be daunting. To make an informed decision, consider the following factors:
Measurement Accuracy: The accuracy of a DMM is paramount, especially for applications where precise measurements are critical. Look for DMMs with high accuracy specifications, indicated by a lower percentage uncertainty value.
Measurement Range: The measurement range determines the range of values the DMM can measure. Ensure the DMM’s range encompasses the values you’ll typically encounter in your applications.
Features and Functions: DMMs offer a variety of features and functions, such as data logging, true RMS measurements, and relative mode. Choose a DMM with features that align with your specific requirements.
Safety Ratings: Safety is paramount when working with electrical equipment. Ensure the DMM you choose meets the safety standards for the intended applications.