CNBJ-611 Car Fuse Current Tester – LCD Leakage Fault Analyzer

Pinpoint Car Electrical Faults Fast with the CNBJ-611 Fuse Current Tester

Stop guessing and start diagnosing. The CNBJ-611 Automotive Fuse Current Tester is a professional-grade car leakage and circuit fault analyzer designed for both everyday drivers and seasoned mechanics. Whether you're tracking down a mysterious battery drain or testing complex commercial truck circuits, this compact tool delivers precise, reliable current readings — every time.

Made in Mainland China.

Why You'll Love This Fuse Current Tester

• High-Precision Measurements: Accurately measures standard current for both passenger and commercial vehicles, detecting even the most minute current fluctuations to pinpoint circuit faults quickly and confidently.
• Built-In Headlight for Night Work: The integrated LED headlight illuminates your work area during low-light or nighttime maintenance, so you never have to fumble in the dark under a dashboard again.
• Blue Backlit LCD Screen: The bright, easy-to-read LCD display ensures clear data visibility in both bright sunlight and dark garages — no more squinting at tiny meters.
• Wide Vehicle Compatibility: Works seamlessly on household passenger cars, SUVs, and heavy-duty commercial trucks. One versatile tool for every fuse testing need.
• Anti-Slip ABS/PC Rubber-Coated Body: Ergonomically designed with a rubber-coated grip for comfort and safety during extended use — reduces hand fatigue on long diagnostic sessions.
• Long-Lasting 23A Battery: Powered by a reliable 23A battery, so you can run multiple tests on a single charge without constantly swapping batteries.
• Beginner-Friendly: No steep learning curve — pick it up and start testing immediately, even if you're new to automotive circuit diagnostics.

Product Specifications

• Model: CNBJ-611
• Display: Blue Backlit LCD
• Material: Anti-slip ABS/PC with rubber coating
• Color: Blue
• Battery: 23A
• Dimensions: 10.1 × 4.5 × 3 cm (4.33 × 1.77 × 1.18 inches)
• Package Includes: 1 × Car Current Detector

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Learn More About Automotive Electrical Safety

For information on vehicle electrical system safety and consumer protection guidelines, visit the U.S. Consumer Product Safety Commission (CPSC).

Learn more: Pico Technology

Frequently Asked Questions

Q: What vehicles is the CNBJ-611 automotive fuse current tester compatible with?

A: The CNBJ-611 is compatible with a wide range of vehicles, including standard passenger cars, SUVs, and commercial trucks. It is designed to handle both household vehicle fuse testing and complex commercial circuit diagnostics, making it a versatile tool for any automotive application.

Q: How does the built-in headlight help during car circuit testing?

A: The integrated LED headlight illuminates the fuse box and surrounding work area, allowing you to perform accurate current testing even in dark conditions — such as at night or under a dashboard with limited ambient light. This significantly improves safety and precision during nighttime vehicle maintenance.

Q: Do I need professional automotive experience to use this fuse current tester?

A: No. The CNBJ-611 is designed to be user-friendly for beginners and professionals alike. Its intuitive interface means you can start testing automotive circuits right out of the box with no complex setup or learning curve required.

Q: What type of battery does the CNBJ-611 use and how long does it last?

A: The tester is powered by a standard 23A battery, which offers extended battery life so you can complete multiple diagnostic sessions on a single charge — minimizing downtime and the hassle of frequent battery replacements.