TOPDON BT600 Plus 6V/12V/24V Battery & Resistance Tester

Professional Battery And Resistance Testing For High-Volume Workflows

The TOPDON BT600 Plus is a professional battery and resistance tester built for workshops, battery distributors, fleet operators and battery manufacturers who need more than basic vehicle battery checks. It is designed for high-confidence testing, clear reporting and efficient repeated use where battery condition needs to be assessed quickly and consistently.

This tester supports 6V, 12V and 24V lead-acid battery testing, along with 12V and 24V cranking, charging and system tests. It is compatible with common battery types including Regular Flooded, AGM, GEL and EFB batteries. The BT600 Plus also adds internal resistance testing for multiple battery types, making it useful beyond standard car battery checks where battery quality, storage condition or batch performance needs to be reviewed.

Accuracy and workflow are the main reasons to choose this model. TOPDON describes the BT600 Plus as offering 99.8% battery testing accuracy, which makes it suitable for professional decision-making in repair shops, service centres and fleet operations. Sequence testing support allows up to 500 batteries per group and up to 10 groups, helping battery sellers and workshops handle larger testing jobs in a structured way.

The built-in 5200mAh rechargeable battery gives over 14 hours of standalone use, so the tester can be used without relying on the vehicle battery or external power for every operation. It can also detect voltages as low as 2V, which is helpful when checking stored batteries or vehicles that have been idle for long periods.

A built-in thermal printer allows immediate test reports for customer records, service documentation or quality control. Choose the TOPDON BT600 Plus when you need a shop-ready tester for professional battery diagnostics, resistance checks and repeated testing workflows.

Key Professional Testing Features

The BT600 Plus is designed for high-volume and professional battery testing, adding resistance checks, sequence testing and built-in power for standalone use.

• 2-in-1 battery and resistance tester
• Supports 6V, 12V and 24V lead-acid battery tests
• 12V and 24V cranking, charging and system tests
• 99.8% battery testing accuracy
• Sequence testing up to 500 batteries per group
• Built-in 5200mAh battery and thermal printer