Topdon BT100W Battery Tester

Topdon BT100W 12V Bluetooth Battery Tester

The BT100W is a 12V battery diagnostic tool that works standalone or paired to Topdon’s mobile app for deeper analysis and saved test reports. It checks battery health, cranking performance and charging system output in one test, making it a practical bench or mobile tool for workshops doing regular battery diagnostics.

Testing capability:

• State of charge, state of health and cold-cranking amps (CCA) assessment
• Cranking test – voltage and time under load
• Charging system test – verifies alternator output
• Resistance and sequence testing
• Compatible with flooded, AGM, gel, EFB and VRLA battery types

Range and standards:

• CCA range: 1002000 CCA
• Capacity: 30220 Ah
• Standards supported: CCA, CA, BCI, MCA, DIN, IEC, EN, SAE, JIS, GB

Connectivity:

• Bluetooth pairing with the Topdon app (iOS 11.0+ / Android 7.0+)
• Battery library with standards data built in
• Automatic test report generation and device-to-app sync

Display and usability:

• 2-inch backlit LCD for standalone use without the app
• Multi-language support

What’s in the box:

• BT100W tester unit
• Black and red test clamps
• Carrying case
• User manual

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