Shop for Test Bench Tools or anything...:
AMAZON | EBAY


Klein Tools MM420 Digital Multimeter with TRMS

Get precise readings with this compact multimeter that handles a variety of electrical tasks with ease

Product Price

$47.00

Product Review Score

4.4 out of 5 stars

88 reviews

Product Summary

Check out the Klein Tools MM420 Digital Multimeter, a must-have for any test bench. It handles up to 600V AC/DC and features auto-ranging TRMS, making it simple to get accurate readings every time.

We found the best options for you

Loading...

When you order through these links, we may earn a commission at no additional cost to you.

Additional Product Details

  • Rugged design, perfect for tough job sites
  • Large, easy-to-read display for quick measurements
  • TRMS technology ensures accurate readings for both AC and DC
  • Checks voltage, current, and resistance without a hitch
  • Great for testing continuity and diodes
  • Built-in backlight makes it easy to work in dim lighting
  • Easy to use with a simple interface
  • Includes auto power-off feature to save battery life
  • Compact size fits easily in your tool bag or pocket
  • Durable enough to withstand drops and bumps

Klein Tools electrical test equipment and digital multimeters designed for professional field use.

View more Klein Tools products.

Our Policies

Secure Checkout
Guaranteed safe & secure
Fast Shipping
Fast shipping to your doorstep

The Klein Tools MM420 Digital Multimeter is a game-changer for anyone who needs accurate measurements. It’s equipped with True RMS technology, so you won’t miss a beat when working with non-linear loads. Need to measure voltage, current, or resistance? This multimeter has you covered. Its large display makes it super easy to read results, even in dim lighting. Plus, it fits comfortably in your hand, so you can work for hours without straining.

What sets the MM420 apart is its versatility. You can measure AC/DC voltage, current, and resistance, and even test diodes and continuity. It comes with a handy auto-ranging feature, so you don't have to worry about switching between measurement settings. Whether you're a pro or just getting started with electronics, this multimeter is reliable and user-friendly. Grab yours and simplify your testing tasks today!

You might also like...

ANENG Digital Multimeter with Case - Measures Voltage & Current

ANENG Digital Multimeter Kit

Product Review Score

4.77 out of 5 stars

13 reviews

$16.00 $9.99

AstroAI 6000 Counts Digital Multimeter and Analyzer

AstroAI Digital Multimeter 6000 Counts

Product Review Score

4.39 out of 5 stars

108 reviews

$42.99 $36.99

Beginner's Guide to Using a Digital Multimeter

Digital Multimeter Beginner's Guide

Product Review Score

4.9 out of 5 stars

195 reviews

$11.99

Digital Multimeter Principles, 4th Edition Guide

Digital Multimeter Guide, 4th Edition

Product Review Score

4.9 out of 5 stars

68 reviews

$56.00