ONE MAN AUDIBLE TRAILER WIRING - Electronic Specialties

The Electronic Specialties 222 One Man Audible Trailer Wiring Tester is an essential tool designed for professional technicians to efficiently diagnose and verify vehicle-side 7-pin round trailer connectors with flat pins. This robust device enables a single technician to thoroughly test all critical trailer lighting and power circuits, significantly reducing diagnostic time and improving shop efficiency. Its unique audible feedback system provides clear indications for each signal.

Key Features

• One-Man Operation: Eliminates the need for a second technician during trailer wiring verification, streamlining workflow and saving labor costs.
• Comprehensive Circuit Testing: Accurately tests left turn, right turn, brake, running lights, reverse, 12-volt charging, and electric brake control signals.
• Audible Signal Confirmation: Each signal from the vehicle emits a distinct, loud audible tone, ensuring clear feedback even in noisy shop environments.
• Electric Brake Control Indicator: Features a dedicated red LED that illuminates to confirm the presence of an electric brake control signal.
• Professional-Grade Construction: Engineered for durability and reliable performance in demanding automotive and industrial settings.

Applications

This trailer wiring tester is an indispensable tool for automotive technicians, mechanics, and service professionals working on vehicles equipped with 7-pin round trailer connectors. It is ideal for quick and accurate troubleshooting of trailer lighting issues, verifying proper vehicle-side wiring before trailer hook-up, and performing routine maintenance or pre-delivery inspections. Its simplicity and effectiveness make it a valuable asset for any professional service bay.