Overview

The FNIRSI MC-40 Clamp Meter Digital Multimeter is a professional True RMS clamp meter designed for electricians, maintenance engineers, industrial technicians, and DIY users. Featuring 6000-count high-resolution measurement, 600A AC current, 600V AC/DC voltage testing, and automatic ranging, it delivers accurate and reliable electrical diagnostics without disconnecting live circuits. Integrated with NCV non-contact voltage detection, diode testing, and resistance measurement, the MC-40 is an ideal tool for electrical installation, equipment maintenance, circuit troubleshooting, and industrial inspections.

Why You’ll Love It

1. ✔ True RMS Measurement — Provides accurate readings for both sinusoidal and non-linear electrical signals.
2. ✔ 600A AC Clamp Measurement — Measure current safely without interrupting the circuit.
3. ✔ 6000-Count High-Resolution Display — Clear and precise measurement results for professional applications.
4. ✔ Auto Range Function — Automatically selects the optimal measurement range for faster operation.
5. ✔ NCV Non-Contact Voltage Detection — Quickly identify live voltage safely without direct contact.
6. ✔ Multi-Function Testing — Supports AC/DC voltage, resistance, continuity, diode testing, and more.
7. ✔ Compact Ergonomic Design — Comfortable to hold and convenient for field maintenance.
8. ✔ Reliable Performance — Built for electricians, industrial maintenance, and everyday troubleshooting.

Applications

• Electrical Installation & Maintenance
• Industrial Equipment Inspection
• Power Distribution Testing
• Motor & Control Panel Diagnostics
• Home Appliance Repair
• HVAC Electrical Maintenance
• Engineering Field Service

Important Notes

1. Read the user manual before performing electrical measurements.
2. Do not exceed the maximum rated input of 600V voltage or 600A AC current.
3. Ensure the clamp jaws are fully closed during current measurements for optimal accuracy.
4. Store the clamp meter in a clean, dry environment and inspect the test leads regularly before use.