🔧 Fluke and Klein Tools are two brands trusted by electricians and technicians worldwide.
🏷️ Fluke Multimeter on Amazon ⭐⭐⭐⭐
The Fluke 117 Electrician’s Multimeter and the Klein MM720 Multimeter are both designed for professional use, but they serve slightly different needs. Let’s break down their features, differences, and which one might be right for you.
Table of Contents
📋 Overview of the Fluke 117
The Fluke 117 is a compact, professional-grade multimeter tailored for electricians working in residential and commercial settings. It’s known for accuracy, durability, and ease of use.
Key Features:
- True-RMS for accurate readings on non-linear loads.
- VoltAlert™ non-contact voltage detection.
- LoZ (low input impedance) to prevent ghost voltages.
- Measures AC/DC voltage, current, resistance, continuity, capacitance, and frequency.
- Large backlit display.
- CAT III 600V safety rated.
Best For: Electricians who want a reliable meter with built-in safety features for everyday electrical work.
⚡ Overview of the Klein MM720
The Klein MM720 is a higher-end model in Klein’s multimeter lineup, offering advanced measurement capability with professional safety standards.
Key Features:
- True-RMS for accurate AC measurements.
- Measures AC/DC voltage, current, resistance, continuity, frequency, duty cycle, capacitance, and temperature.
- Auto-ranging and manual ranging options.
- Built-in low-impedance (LoZ) mode for ghost voltage elimination.
- CAT III 1000V / CAT IV 600V safety rating (higher than Fluke 117).
- Rugged housing with protective case.
Best For: Professionals who need a wide range of measurement functions, especially temperature measurement, which the Fluke 117 lacks.
⚖️ Fluke 117 vs Klein MM720: Side-by-Side
| Feature | Fluke 117 | Klein MM720 |
|---|---|---|
| True-RMS | ✅ Yes | ✅ Yes |
| Non-Contact Voltage Detection | ✅ VoltAlert™ | ❌ No |
| LoZ Ghost Voltage Protection | ✅ Yes | ✅ Yes |
| Current Measurement | ✅ Up to 10A | ✅ Up to 10A |
| Capacitance | ✅ Yes | ✅ Yes |
| Frequency/Duty Cycle | ✅ Yes | ✅ Yes |
| Temperature Measurement | ❌ No | ✅ Yes |
| Safety Rating | CAT III 600V | CAT III 1000V / CAT IV 600V |
| Display | Backlit, large digits | Backlit, rugged design |
| Best For | Everyday electricians | Professionals needing temperature + higher safety category |
| 💳 Pricing | 💲Check Price | 💲Check Price |
✅ Pros and Cons
Fluke 117
✔ VoltAlert™ non-contact detection built-in
✔ LoZ mode prevents ghost voltage readings
✔ Trusted Fluke build quality and accuracy
✘ No temperature measurement
✘ Lower CAT rating (CAT III 600V)
Klein MM720
✔ Includes temperature measurement
✔ Higher CAT safety rating (CAT III 1000V, CAT IV 600V)
✔ Rugged, durable design
✘ No non-contact voltage detection
✘ Less established reputation than Fluke in multimeter space
📝 Which One Should You Choose?
- Choose the Fluke 117 if you value non-contact voltage detection, simplicity, and proven reliability for residential and commercial electrical work.
- Choose the Klein MM720 if you need temperature measurement, a wider safety rating, and more measurement functions in one tool.
In short, the Fluke 117 is the electrician’s go-to meter, while the Klein MM720 is the versatile option for those who need extra measurement capabilities.
