Pollak 7WB-199PDV 7-Way Blade Socket Circuit Tester

The Pollak 7WB-199PDV is a professional-grade circuit tester designed to quickly diagnose electrical problems in 7-way blade trailer connectors. This essential diagnostic tool features individual LED light indicators for each circuit, allowing you to instantly verify which circuits are functioning properly and which require attention.

Key Features:

• 7-way blade configuration with LED indicators for each circuit
• Round male connector design plugs directly into female trailer sockets
• Durable ABS plastic construction in black finish
• Polarized design ensures proper connection orientation
• Clear Visi-Pak packaging for easy storage and identification
• Compact handheld design for convenient testing

This tester is an indispensable tool for trailer owners, RV enthusiasts, and automotive technicians who need to troubleshoot 7-way blade trailer wiring systems. Simply plug the male connector into the vehicle's trailer socket and observe the LED indicators to determine which circuits are active. Perfect for diagnosing issues with running lights, brake lights, turn signals, and auxiliary power circuits before every tow.