Shop for 7 way blade trailer wiring tester

These MaxxHaul testers are designed to test your wiring harness by simply plugging the tester inline between your toe vehicle and trailer, turn on your lights and check the easy to read LED indicator lights. Pin-Point and trace the problem it is on the tow vehicle or the trailer being towed. Simple plug-and read design to allow you to effectively test your trailer lights harness saving you valuable time and money. Durable molded plug construction will handle different weather condition to provide many years of service. Compact design allows you to store in your tool box, glove compartment or anywhere to be ready when you need it.

The TowSmart Electrical Adapter is the quickest and easiest way to make electrical connections when hauling a trailer that has a different wiring configuration than the vehicle. The single housing design plugs in your vehicles electrical socket and provides a prewired 4-way flat connector. This adapter is ideal for converting 4-way flat towing vehicle to 7-way round towing vehicles for an easy connection with 7-way trailer ends. The adapter connects tail lights, brake lights, turn signals and reverse lights. It provides an ergonomic, durable plastic construction that is corrosion resistant to withstand harsh weather conditions. For the safest towing, ensure all functions are properly equipped. Material: Composite.

The TowSmart Electrical Adapter is the quickest and easiest way to make electrical connections when hauling a trailer that has a different wiring configuration than the vehicle. The single housing design plugs in your vehicles electrical socket and requires no wiring. This adapter is ideal for trailers that require a 5-way flat connection but have a 7-way blade towing vehicle. The adapter connects tail lights, brake lights, turn signals and reverse lights. It provides an ergonomic, durable plastic construction that is corrosion resistant to withstand harsh weather conditions. For the safest towing, ensure all functions are properly equipped. Material: Composite.

The TowSmart Electrical Adapter is the quickest and easiest way to make electrical connections when hauling a trailer that has a different wiring configuration than the vehicle. The single housing design plugs in your vehicles electrical socket and requires no wiring. This adapter is ideal for trailers that require a 4-way flat connection but have a 7-way blade towing vehicle. The adapter connects tail lights, brake lights, turn signals and reverse lights. It provides an ergonomic, durable plastic construction that is corrosion resistant to withstand harsh weather conditions. For the safest towing, ensure all functions are properly equipped. Material: Composite.

The Calterm circuit tester is used to test the power supply from the tow vehicle to the trailer. The LED lights up to confirm the functionality of your vehicle's trailer wiring harness for the tail lights, brake lights, reverse lights, turn signals, electric trailer brakes and auxiliary power. Use on 7-way round tow plug.

Introducing our 8-Foot 7-Way Trailer Light Plug, designed for a painless replacement and hassle-free installation. Crafted with a heavy-duty plug housing a 7-way copper blade, this product ensures fast and simplified wire connections while maintaining the integrity of your trailer wiring. AWM 2586 10AWG/2 +12AWG/1+14AWG/4 weather-resistant jacket.

This CURT electrical adapter is designed to adapt a 7-way RV blade vehicle socket to fit a 4-way flat trailer plug. It features quality plastic construction, requires no splicing and comes with an LED connector tester dust cover. Not only does this dust cover protect the socket from dirt, water and road grime, but it also allows you to test your vehicle-side wiring connector to ensure your electrical systems are functioning properly.

Introducing our Heavy-Duty 7-Way Trailer Plug with Junction Box, designed to streamline your wire harness and simplify trailer wiring tasks. Featuring a 100% copper blade molded into a robust plug, it ensures fast and secure wire connections. This durable plug keeps your trailer wiring neatly organized, providing a reliable and efficient solution for all your wiring needs. Material: Nylon.

This CURT 7-way RV blade connector is designed to plug into a USCAR socket and supply power for the trailer electrical system. It is intended to be a replacement trailer wiring connector for specific vehicles, and it features rust-free black plastic construction. This 7-way RV blade connector is a female-end socket, specifically designed for the vehicle side of the connection. Material: Composite.

PartsMT Multi-Tow Trailer Adapter - 7-Way Blade to 5/4-Way Flat with 12-Volt Socket and Signal TesterUpgrade your towing setup with the PartsMT Multi-Tow Trailer Adapter, designed for versatility and convenience. This 7-Way RV Blade to 5/4-Way Flat Adapter ensures seamless connection across multiple trailer types. Built-in tow signal light tester allows you to quickly verify your wiring, preventing potential road issues. Plus, the integrated 12-Volt cigarette socket port provides additional power for your accessories, supporting both DC 12-Volt and 24-Volt systems. Durable, reliable, and easy to install-perfect for all your towing needs. Material: Plastic.