Fluke 101 vs Klein MM400 – Uncovering the Best Tool for Your Electrical Needs

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In this post we compare two basic multimeters from Fluke and Klein Tools.

This article will delve into a comparative analysis of these two models, examining their technical specifications, usability, and functionality to help you make an informed decision.

The Klein MM400 offers more versatile features like temperature measurement , while the Fluke 101 stands out for its simplicity and high-resolution display in a compact design.

Fluke 101 Basic Digital Multimeter Pocket Portable Meter Equipment Industrial (Original Version)

In this article, we will delve into a detailed comparison of the Fluke 101 and Klein MM400 multimeters.

Table of Contents

Comparison Table: Fluke 101 vs Klein MM400

SpecificationFluke 101Klein MM400
💳 PriceCheck PriceCheck Price
Voltage MeasurementUp to 600V AC/DCUp to 600V AC/DC
Current MeasurementNot availableUp to 10A AC/DC ✅
Resistance MeasurementUp to 40 MΩUp to 40 MΩ
Capacitance MeasurementUp to 100 μFUp to 200 μF ✅
Frequency MeasurementNot availableYes, up to 500 kHz ✅
Continuity CheckYesYes
True RMSNoYes ✅
Auto-rangingYesYes
Display6000 counts, 3 ½ digits4000 counts, 3 ⅝ digits, backlit
Data Hold FunctionNoYes
Temperature MeasurementNoYes ✅
Auto Power OffYesYes
Battery TypeTwo AAA batteriesTwo AAA batteries
Weight160 grams300 grams
Dimensions130 x 65 x 27 mm ✅155 x 75 x 32 mm
Safety RatingCAT III 600VCAT III 600V
Additional FeaturesBasic measurementsCurrent, frequency, temperature measurement, True RMS, data hold
Use CaseBasic electrical measurements, ideal for beginners and general useMore advanced electrical measurements, suitable for professionals

Klein Tools MM400 Multimeter, Digital Auto Ranging, AC/DC Voltage, Current, Capacitance, Frequency, Duty-Cycle, Diode, Continuity, Temp 600V

Key Differences

  • Current Measurement: The Fluke 101 does not support current measurement, while the Klein MM400 can measure current up to 10A AC/DC.
  • Frequency Measurement: The Fluke 101 does not include frequency measurement capabilities, whereas the Klein MM400 can measure frequencies up to 500 kHz.
  • Capacitance Measurement: The Klein MM400 has a higher capacitance measurement range (up to 200 μF) compared to the Fluke 101 (up to 100 μF).
  • True RMS: The Klein MM400 includes True RMS measurement, providing more accurate readings for non-linear loads, which the Fluke 101 lacks.
  • Temperature Measurement: The Klein MM400 has a built-in thermometer for temperature measurements, which is not available on the Fluke 101.
  • Display: The Klein MM400 has a backlit display for better visibility in low-light conditions, while the Fluke 101 does not.
  • Data Hold Function: The Klein MM400 has a data hold function that allows users to freeze the display reading, which is not available on the Fluke 101.
  • Weight and Dimensions: The Klein MM400 is slightly larger and heavier compared to the Fluke 101, reflecting its additional functionalities.
  • Price: The Klein MM400 is moderately priced but offers more features compared to the more affordable Fluke 101.

Summary

Both the Fluke 101 and Klein MM400 are excellent multimeters, each catering to different needs and use cases.

  • Fluke 101: Ideal for users who need a reliable, easy-to-use, and affordable multimeter for basic electrical measurements. It is perfect for beginners and general-purpose use.
  • Klein MM400: Suited for those who require additional features such as current, frequency, and temperature measurement, True RMS capability, and a data hold function. It is suitable for more advanced electrical measurements and professional use.

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