Professional-grade circuit testing for heavy-duty vehicles. The AUTOOL BT260 is built specifically for truck diagnostics, giving you fast, accurate electrical testing across 6V, 12V, and 24V systems.
Key Features
- Wide Voltage Range: Supports 6V, 12V, and 24V systems for cars, trucks, and commercial vehicles.
- Active Component Testing: Send power or ground directly to components to quickly verify functionality.
- Polarity Detection: Instantly identifies positive and negative circuits for safer diagnostics.
- Short Circuit Protection: Built-in safety prevents overload and protects both the tool and vehicle.
- Long Cable Reach: Extended cable allows easy access around large vehicles and trailers.
- LED Display Feedback: Clear voltage and status indication for precise troubleshooting.
Functions
- Voltage testing
- Continuity testing
- Ground testing
- Component activation (power/ground injection)
- Polarity identification
- Short circuit detection
Technical Specifications
- Operating Voltage: 6V, 12V, 24V
- Display Type: LED indicator
- Cable Length: Approx. 6 meters
- Protection: Built-in circuit breaker
- Material: Industrial-grade ABS housing
- Operating Temperature: -20°C to 50°C
Compatibility
- Passenger vehicles (12V)
- Trucks and buses (24V)
- Motorcycles and smaller systems (6V)
- Works with standard automotive electrical systems
Use Case
- Quickly diagnose wiring faults in trucks and fleets
- Test lights, relays, motors, and switches without removing parts
- Ideal for workshops, mobile technicians, and roadside repairs
Installation and Setup
- Plug-and-play via vehicle battery connection
- Connect clamps to battery terminals
- Use probe to test circuits directly
- No additional tools or setup required
What’s in the Box
- 1x AUTOOL BT260 Circuit Tester
- 1x Heavy-duty probe cable
- 1x Battery connection clamps
- 1x User manual











