Inductance Tester – Motherboard & Circuit Board Coil Checker

Inductance Tester – Circuit Board & Motherboard Coil Fault Checker

Take the guesswork out of electronics diagnostics with this compact Inductance Tester. Designed for technicians, hobbyists, and electronics repair enthusiasts, this handheld tool uses electromagnetic induction technology to quickly verify whether inductors and coils on circuit boards and motherboards are functioning correctly — no complex setup required.

Key Features

• Reliable Performance: Delivers stable, high-accuracy readings using quality electronic components. Powered via a convenient Type-C interface for uninterrupted use in professional or home workshop environments.
• Compact & Portable: Measuring just ~7.5 × 2.7 cm (2.95 × 1.06 in) and weighing only 4g, it slips easily into any toolbox or pocket — perfect for on-site and field diagnostics.
• Intuitive LED Indicator: Simple one-button operation with a clear indicator light. Light ON = inductor working normally. Light OFF = inductor fault detected. Ideal for beginners and experienced technicians alike.
• Accurate Fault Detection: Quickly identifies damaged or malfunctioning inductors and coils, enabling thorough fault verification and faster repair turnaround on motherboards, computers, and other electronic systems.
• Versatile Applications: Suitable for use in workshops, home labs, automotive electronics, and electronics repair stations — anywhere you need fast, dependable coil and inductor testing.

Specifications

• Product Size: ~7.5 × 2.7 cm / 2.95 × 1.06 inches
• Weight: 4g
• Material: Electronic components / Plastic housing
• Power Interface: Type-C

How to Use

1. Plug in the power cord via the Type-C interface.
2. Press the button and bring the sensing end close to the inductor you wish to test.
3. Indicator light ON: The inductor is functioning normally.
4. Indicator light OFF: The inductor has a fault and may need replacement.

What's in the Box

• 1× Inductance Tester

Made in Mainland China.

Note: Due to lighting and display settings, slight color differences may occur. Manual measurements may result in minor size variations — please allow a small tolerance.

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For more information on electrical safety standards and best practices for working with electronic components, visit the OSHA Electrical Safety Resource. You can also explore electronics testing standards at the NIST Electronics Technology page.

Frequently Asked Questions

Q: What does this inductance tester detect?

A: This inductance tester uses electromagnetic induction to check whether inductors and coils on circuit boards and motherboards are working correctly. If the indicator light turns on, the inductor is functioning normally; if it stays off, a fault has been detected in that component.

Q: What power source does the inductance tester use?

A: The tester is powered via a standard Type-C interface, making it compatible with most modern USB-C power adapters and cables for convenient, reliable power in any setting.

Q: Is this tool suitable for beginners in electronics repair?

A: Yes! The intuitive single-button operation and clear LED indicator make this inductance tester easy to use for both beginners and experienced electronics technicians. No complex configuration is needed — simply power it up, press the button, and bring the sensing end close to the component you want to test.

Q: Can this tester be used for automotive electronics diagnostics?

A: Absolutely. The compact, portable design makes it well-suited for use in automotive electronics settings, as well as workshops, home labs, and professional electronics repair stations.