7 Pin 12V Trailer Circuit Test Plug – Premium Diagnostic Tool for Towing Safety
Precision-engineered with high-grade ABS housing for superior durability and heat resistance. Features gold-plated copper contacts to ensure stable conductivity and corrosion-free performance. Designed for quick troubleshooting of 12V trailer lighting systems—checks brake lights, indicators, reverse lights, and side markers in seconds. Compatible with all 7-pin Euro/UK sockets. Ideal for professional mechanics, fleet managers, or DIY enthusiasts. Simplifies pre-trip safety checks and prevents wiring faults during towing. Compact, lightweight design with ergonomic grips for effortless handling. Includes a reinforced cable and industrial-grade pins for long-term reliability.
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– Direct factory pricing, bulk discounts, and global shipping. Trusted by commercial buyers for unbeatable value.