Fluke 117C Digital Multimeter True RMS AC/DC Electrical Testing Tool for Precise Measurements

The Fluke 117C Digital Multimeter is a professional-grade True RMS electrical testing tool designed for accurate AC/DC measurements, non-contact voltage detection, and safe troubleshooting in commercial and residential environments. 

Built for electricians and technicians, it combines precision, durability, and intelligent features like VoltAlert™ and AutoVolt for efficient diagnostics.

Why Choose the Fluke 117C Digital Multimeter?

When precision, safety, and reliability are non-negotiable, the Fluke 117C stands out as a trusted industry instrument. Unlike generic multimeters, this model is engineered specifically for real-world electrical environments where fluctuating signals, noise, and safety hazards are common.

Key Advantages

• True RMS accuracy for non-linear loads
• Built-in non-contact voltage detection (VoltAlert™)
• AutoVolt automatic AC/DC selection
• Compact, rugged design for field use
• Trusted Fluke engineering for long-term reliability

Core Features of Fluke 117C True RMS Multimeter

1. True RMS Measurement for Accurate Readings

The Fluke 117C uses True RMS technology, ensuring accurate readings even when measuring distorted waveforms commonly found in:

• Variable frequency drives (VFDs)
• HVAC systems
• Industrial equipment

2. VoltAlert™ Non-Contact Voltage Detection

Quickly detect live wires without physical contact:

• Enhances user safety
• Speeds up troubleshooting
• Ideal for quick voltage checks

3. AutoVolt Technology

Automatically selects AC or DC voltage:

• Eliminates manual switching errors
• Saves time during diagnostics
• Ideal for beginners and professionals alike

4. Low Input Impedance (LoZ)

Prevents false readings caused by ghost voltage:

• Ensures accurate voltage detection
• Critical for commercial electrical systems

5. Backlit Display for Low-Light Environments

• Bright white LED backlight
• Easy readability in dark panels or basements

6. Compact & Durable Build

• Ergonomic design for one-hand operation
• Drop-tested for field durability
• Long-lasting performance in harsh conditions

Key Benefits for Professionals

Enhanced Safety

• Non-contact voltage detection reduces risk
• CAT III 600V safety rating ensures protection

Improved Efficiency

• AutoVolt and LoZ simplify troubleshooting
• Faster diagnostics reduce downtime

Reliable Performance

• Fluke-calibrated accuracy
• Consistent readings across applications

Versatile Applications

• Suitable for residential, commercial, and light industrial use

Technical Specifications Table

Applications and Use Cases

For Electricians

• Troubleshooting wiring systems
• Testing outlets and panels
• Verifying voltage presence

For HVAC Technicians

• Diagnosing control circuits
• Measuring AC signals in HVAC systems
• Checking capacitors and frequency

For Maintenance Engineers

• Preventive maintenance checks
• Industrial equipment diagnostics
• Electrical fault detection

For Home & Commercial Use

• Circuit testing
• Appliance troubleshooting
• Electrical inspections

Designed for Real-World Electrical Environments

The Fluke 117C is not just another multimeter it’s engineered to perform in demanding conditions. Whether you’re working in a crowded electrical panel or a dimly lit maintenance room, this tool ensures:

• Accurate readings without interference
• Safe operation under high voltage conditions
• Long-term durability

What Makes Fluke 117C Different from Standard Multimeters?

Standard Multimeters

• Average responding (less accurate)
• Manual AC/DC switching
• No ghost voltage protection

Fluke 117C

• True RMS precision
• AutoVolt intelligent detection
• LoZ for accurate readings
• VoltAlert safety feature

User Experience and Ergonomics

The Fluke 117C is designed for efficiency in the field:

• Lightweight and portable
• Intuitive interface with minimal learning curve
• Clear display for quick interpretation

This makes it ideal for both experienced professionals and technicians upgrading from basic multimeters.

Durability and Build Quality

Fluke products are known for their rugged construction, and the 117C is no exception:

• Built to withstand drops and rough handling
• High-quality internal components
• Designed for long service life

Frequently Asked Questions

What is the Fluke 117C used for?

The Fluke 117C is used for measuring AC/DC voltage, resistance, continuity, capacitance, and detecting voltage without contact. It is ideal for electricians and technicians.

Is the Fluke 117C a True RMS multimeter?

Yes, the Fluke 117C features True RMS technology, allowing accurate readings even with non-linear electrical signals.

What is VoltAlert in the Fluke 117C?

VoltAlert is a non-contact voltage detection feature that allows users to identify live wires safely without touching them.

Can the Fluke 117C measure both AC and DC voltage?

Yes, it supports both AC and DC voltage measurements and automatically selects the correct type using AutoVolt technology.

Is the Fluke 117C suitable for professional use?

Absolutely. It is designed for professional electricians, HVAC technicians, and maintenance engineers requiring reliable and precise measurements.

What safety rating does the Fluke 117C have?

The Fluke 117C is rated CAT III 600V, making it safe for use in commercial and residential electrical systems.

Does the Fluke 117C detect ghost voltage?

Yes, it includes a low input impedance (LoZ) feature to prevent false readings caused by ghost voltage.

Final Buying Consideration

If you’re looking for a reliable, accurate, and professional-grade digital multimeter, the Fluke 117C is one of the best choices available. 

It combines advanced measurement capabilities with user-friendly features, making it a valuable tool for anyone working with electrical systems.