FLUKE 1507 Insulation Resistance Tester
- Reliable, portable, and built for the jobsite
The FLUKE 1507 Insulation Resistance Tester is a compact, easy-to-use handheld tool that helps electricians and technicians test insulation quality quickly and accurately. Whether you‘re maintaining equipment, troubleshooting faults, or ensuring new installations are safe, the FLUKE 1507 offers powerful performance in a lightweight design.
Designed for use in both industrial and commercial settings, this device is perfect for professionals who need a durable and accurate tester. It delivers high precision, supports multiple test voltages, and includes a convenient remote probe, helping to reduce the time needed for repeat tests—especially in hard-to-reach places.
▶ Video: FLUKE 1507 Insulation Resistance Tester - How To Complete A PI Or DAR Test

What is an Insulation Tester and Why Do You Need One?
Electrical insulation breaks down over time due to moisture, heat, vibration, and ageing. If not tested regularly, this breakdown can lead to costly equipment failures, electrical fires, or safety risks. That’s where a fluke insulation resistance tester becomes essential.
The FLUKE 1507 insulation tester helps you:
- Measure how well the insulation around wires and components is working
- Detect leaks or weak spots before they cause failures
- Create a baseline for future comparisons in preventive maintenance
- Avoid expensive downtime by catching problems early
By making the FLUKE 1507 part of your regular maintenance routine, you protect equipment, improve safety, and save money in the long run.
Key Features of the FLUKE 1507
Feature | Details |
Insulation Test Range | 0.01 MΩ to 10 GΩ – excellent for a wide variety of applications |
Test Voltages | Select between 50 V, 100 V, 250 V, 500 V, and 1000 V for flexible use |
PI and DAR Testing | Automatically calculate the Polarisation Index (PI) and Dielectric Absorption Ratio (DAR) |
Compare (Pass/Fail) Function | Save time by getting a simple result when doing repetitive checks |
Remote Test Probe | Makes testing in tight or awkward spaces easy |
Live Circuit Detection | Stops insulation tests if the voltage is above 30 V, keeping you safe |
Auto Discharge | Automatically discharges capacitive voltage after testing |
Voltage Measurement | Measures both AC and DC voltage from 0.1 V to 600 V |
Low Ohms / Earth-Bond Testing | Measures low resistance (0.01 Ω to 20.00 kΩ) with 200 mA |
Auto Power Off | Saves battery life when not in use |
Large Backlit Display | Easy to read even in low-light environments |
CAT IV 600 V Safety Rating | Trusted protection when working near high-energy circuits |
Battery Life | Runs over 1000 insulation tests on just 4 AA batteries |
Optional Accessories | Supports the Fluke TPAK magnetic hanging system |
▶ Video: FLUKE Insulation Testers - Part Of Your Preventive Maintenance Plan

FLUKE 1507 vs FLUKE 1503: What’s the Difference?
While the FLUKE 1507 is ideal for advanced electrical insulation testing, Fluke also offers a simpler and more affordable model, the FLUKE 1503. It handles basic insulation testing and is suitable for general electricians. However, if you need extra voltage ranges, PI/DAR testing, or more advanced features, the FLUKE 1507 insulation tester is the better choice for serious professionals.
Built for the Real World
The fluke 1507 insulation resistance tester is engineered for real-world environments. Its rugged build, intuitive controls, and safety features make it perfect for use in factories, power plants, construction sites, and commercial buildings. Whether you‘re performing commissioning, troubleshooting, or regular maintenance, the FLUKE 1507 is a tool you can trust.
Why Choose the FLUKE 1507?
- Trusted brand with decades of experience in electrical testing tools
- Compact, rugged, and made for jobsite durability
- Loaded with professional-grade features
- Backed by a 1-year warranty for peace of mind
- Excellent value for money
What comes with the FLUKE 1507?
When you buy the FLUKE 1507 insulation resistance tester, you get everything you need to start testing right away:
- FLUKE 1507 Tester Unit
- Remote Test Probe
- Standard Test Leads
- Test Probes and Alligator Clips
- User Documentation and Manual
It’s a complete solution straight out of the box—no need for extra tools or add-ons.
For basic electrical insulation testing, choose the compact FLUKE 1503 - a rugged, compact tool that handles the most common tests at a most affordable price.
The FLUKE 1507 insulation resistance tester is a must-have tool for any serious electrical professional. It‘s safe, versatile, and delivers accurate results fast. With features like PI and DAR testing, multiple voltage settings, and a rugged build, the FLUKE 1507 sets the standard for insulation testing.
Whether you‘re maintaining motors, checking cable insulation, or preventing future faults, the FLUKE 1507 is the smart choice. Get yours today and stay ahead of electrical problems before they start.
❓ Frequently Asked Questions (FAQ)
Q1: Who should use the FLUKE 1507 insulation tester?
A. It‘s ideal for electricians, maintenance engineers, and anyone working with high-voltage equipment. It‘s especially useful in industrial and commercial environments.
Q2: How is the FLUKE 1507 powered?
A. It runs on four AA batteries and can perform over 1000 insulation tests on one set.
Q3: Can it detect live circuits?
A. Yes, the tester has a built-in safety feature that prevents testing if it detects more than 30 volts.
Q4: What’s the highest insulation resistance it can measure?
A. The FLUKE 1507 can measure up to 10 GΩ.
Q5: Does it come with a warranty?
A. Yes, the FLUKE 1507 comes with a 1-year manufacturer’s warranty.