What is the TopDiag P200 PRO?

The TopDiag P200 PRO is a high-performance automotive power circuit probe tester designed for quick and accurate diagnosis of DC electrical systems ranging from 9V to 48V. It is a multi-functional intelligent diagnostic tool that combines several testing functions into one compact, easy-to-use device, making it essential for automotive electricians, mechanics, and DIY technicians.

Built for both light and heavy-duty vehicles, the P200 PRO allows users to test, power, ground, and analyze electrical components safely and efficiently—saving time and reducing diagnostic errors.

Functions & Features:

Wide Voltage Support (9V–48V DC):

• Compatible with a wide range of vehicles including cars, trucks, motorcycles, buses, trailers, and agricultural machinery.

Multi-Function Testing Capabilities:

• Power Probe Mode: Apply voltage or ground to components for instant activation (e.g., lights, motors, relays).

• Test Light Mode: Identify live wires, grounds, and circuits instantly.

• Voltage Detection: Real-time DC voltage measurement displayed digitally.

• Polarity Identification: Clearly shows positive or negative polarity.

• Short Circuit Testing: Helps quickly locate shorted wires and components.

• Continuity Testing: Check whether wires and fuses are intact.

• Overload Protection: Automatically shuts off power output to protect sensitive electronics.

Smart & Efficient Design:

• Intelligent digital display shows accurate voltage readings and test statuses.

• Audible alerts and LED indicators for fast and safe feedback.

• Built-in flashlight to illuminate dark areas under the hood or dashboard.

• Durable, ergonomic design for workshop use.

Flexible and Versatile:

• Long test leads allow freedom of movement around the vehicle.

• Suitable for diagnosing wiring problems, checking circuit integrity, and activating components during repair or installation.

  Ideal For:

• Automotive repair professionals

• Electricians and mobile diagnostic technicians

• Vehicle restoration and modification

• Workshop bench testing and on-site repairs

• DIY users needing a reliable and easy circuit tester

 Typical Package Includes:

• 1 × TopDiag P200 PRO Circuit Tester

• 1 × Extended Test Cable

• 1 × Probe Tip & Accessories

• 1 × Carrying Case (if applicable)

• 1 × User Manual

This tool is a must-have for anyone involved in vehicle diagnostics, electrical system troubleshooting, or on-the-go repair work