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Popular Questions
6 years ago
6 years ago
No, both ends of the RV Pigtails 42003 have the same 7 way female/trailer side connections. See full answer »
4 years ago
4 years ago
I need to see a picture just to ease my mind. Can’t seem to find the correct plugs. Thank you See more »
6 years ago
Are the plugs the same on each end? I need to add a foot or so. Instead of changing out the whole trailer harness.
See answer
Extension cable needed See more »
8 months ago
8 months ago
The main difference between 4-pin and 5-pin trailer connectors is that the 4-pin connector provides basic lighting functions such as tail lights, brake lights, and turn signals, whereas the 5-pin connector includes an additional pin to support an auxiliary function, typically for powering reverse lights or a trailer's electric brakes. The extra pin in the 5-pin connector makes it more suitable for trailers with more advanced lighting or braking needs. See full answer »
8 months ago
8 months ago
In a standard 7-way trailer plug, the color codes are typically: White for ground, Brown for tail/running lights, Yellow for left turn/brake lights, Green for right turn/brake lights, Blue for trailer brakes, Black for 12V power, and Red for reverse lights. Always consult your vehicle's manual or a wiring diagram for specific configurations, as these can vary. See full answer »
8 months ago
8 months ago
A trailer adapter is a connector device that allows compatibility between the electrical systems of a towing vehicle and a trailer, these come in to play when you have different connector types or wiring configurations. It ensures that the trailer's lights, signals, and other electrical components function correctly when connected to the tow vehicle. See full answer »
8 months ago
8 months ago
Plug end connections are crucial because they ensure a secure and reliable link between your RV and trailer's electrical systems. The best plug end connections offer compatibility with your existing vehicle and trailer connectors, providing a seamless hookup without the need for additional adapters. Common plug end connections include 4-way flat, 6-way square, and 7-way round blade configurations. For example, the RV Pigtails 20020 has a 4-way flat to 7-way round blade socket adapter, perfect for trailers without electric brakes. Similarly, the Pollak 12-610EV adapts a 4-way flat to a 6-way round, offering ease of installation. With various plug end connections available, you can choose the one that best suits your vehicle and trailer… See full answer »
8 months ago
8 months ago
A 4-pin to 7-pin trailer adapter allows a vehicle with a 4-pin connector to connect to a trailer with a 7-pin connector. It typically converts the basic lighting functions (tail lights, brake lights, and turn signals) from the 4-pin connector while the additional pins on the 7-pin connector can be used for auxiliary functions like electric brakes, reverse lights, and a 12V power supply. See full answer »
8 months ago
8 months ago
The adapter type is a critical consideration when purchasing an RV or trailer connector adapter because it determines compatibility with your specific vehicle and trailer setup. The best adapter type for you depends on your existing connectors and the type of trailer you are using. Options include 4-way flat, 6-way square, 7-way round blade, and multi-tow adapters that combine multiple connection types. For instance, the RV Pigtails 30050 is a 4-way flat to 6-way square adapter, ideal for Coleman or Fleetwood trailers. On the other hand, the Hopkins 48470 Endurance Multi-Tow Connector offers multiple connections from a single adapter, providing flexibility. A variety of options are available to fit different needs and ensure you can find the perfect… See full answer »
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RV Pigtails 42003 7-Way Heavy-Duty Double End Trailer Cable - 3 Ft
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Terry N. Verified Customer
02-19-25
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