Trailer Socket Tester SET – Premium Towing Light Diagnostic Tool

Universal Compatibility
– Works seamlessly with both 12V 7-pin and 13-pin trailer sockets, ensuring broad vehicle and trailer compatibility for hassle-free diagnostics.
Precision Circuit Testing
– Quickly identifies wiring faults, short circuits, or bulb failures with LED indicators, saving time on troubleshooting electrical issues in towing systems.
Durable Construction
– Features high-grade ABS housing and corrosion-resistant metal contacts for long-lasting performance in harsh outdoor conditions.
User-Friendly Design
– Compact and lightweight with a plug-and-test function, making it ideal for professional mechanics, caravan owners, and transport operators.
Wide Application
– Perfect for cars, trucks, trailers, and caravans; essential for pre-trip checks, routine maintenance, or emergency roadside repairs.
Enhanced Safety
– Ensures proper trailer light functionality, reducing the risk of accidents caused by faulty brake lights, indicators, or reverse lights.
Direct Wholesale Pricing
– Benefit from factory-direct rates with bulk order discounts, offering unbeatable value for workshops and resellers.