In this post we compare two multimeters from the Klein family of products: MM325 and MM400.
This article will delve into a comprehensive comparison of these two models, highlighting their functionalities, measurement capabilities, and suitability for various applications.
Quick Summary:
The MM400 offers a more extensive range of functions including True RMS measurement, frequency, temperature measurement, and capacitance testing. On the other hand, the MM325 specializes in handling higher AC current measurements up to 400A, making it better suited for high-current applications.
Here’s a comparison table outlining the specifications and features of the Klein MM400 and Klein MM325 multimeters:
| Feature | Klein MM400 | Klein MM325 |
|---|---|---|
| 💳 Price | Check Price | Check Price |
| Voltage Measurement (AC/DC) | Up to 600V | Up to 600V |
| Current Measurement (AC/DC) | Up to 10A (AC+DC) ✅ | Up to 400A ✅ (AC only) |
| True RMS | Yes ✅ | No |
| Resistance Measurement | Up to 40 MΩ | Up to 40 MΩ |
| Capacitance | 100 µF to 100 mF ✅ | Not available |
| Frequency | 10 Hz to 50 kHz ✅ | Not available |
| Temperature | -40°C to 400°C ✅ | Not available |
| Display Count | 4000 ✅ | 2000 |
| Safety Rating | CAT III 600V | CAT III 600V |
| Special Features | Non-contact voltage tester | Non-contact voltage tester |
This table shows that the Klein MM400 is a more versatile multimeter with additional measurement capabilities and features such as True RMS, frequency, and temperature measurements, making it suitable for more complex electrical diagnostics.
The Klein MM325, while limited in features, offers a significantly higher current measurement capacity in AC mode, ideal for applications involving large currents.
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