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Replaces your damaged 7-way, RV-style, trailer-end connector. Durable cable covering insulates and protects wires from the elements. Wiring codes are RV standard.
Features:
Videos are provided as a guide only. Refer to manufacturer installation instructions and specs for complete information.
Jeff: Hello everybody, this is Jeff at etrailer.com. Today we're going to take a look at the six-foot long 7-Way RV Style Connector with the molded cable for your trailer end. Now, this is a pre-wired seven-way blade style trailer end connector that'll let you connect your trailer to your vehicle. This will replace a damaged seven-way RV style trailer end connector.It has a nice flexible cable, so it allows for easy positioning. And it is a molded cable. The covering insulates and protects the wires from the elements.
You'll notice it has the nice finger grip for easy connect and disconnect of the cable to your seven-way socket. And this wire does meet the SAE standards.It's a very simple installation. On this end, you just hardwire this to your existing trailer wiring. And the wiring codes they use are RV standard. So basically the white wire here is for ground.
That's a 10 gauge size. The black is for the 12 volt power, which is a 10 gauge size. The blue wire right here is for electric brakes, 12 gauge size. And then the other four remaining ones are all 14 gauge size. The green is for the tail lights.
Yellow is for aux or reverse lights. The brown is for right turn and stop. And the red is for left turn and stop. Again, the cable length on this is six feet. But that should do it for the review on the etrailer six-foot long 7-Way RV Style Connector with the molded cable for your trailer end..
Customer Satisfaction Score:
99% were satisfied with this product
1% of customers were not satisfied
Ratings & Reviews
I ordered the Connector on the 27th, delivered on the 29th. Does not get much better than that. Thank you
I needed a new 7way connector due to carelessness on my part. E trailer had a replacement at a good price. I received an email stating that my order had been processed and shipped that same evening! Couldn't be happyer with the whole process. Thanks!
As expected original replacement but was even heavier duty than original.
This will allow me to repair a damaged wire
Just as described. Seems to be good qua lity.
Great customer care and quick delivery!
As advertised. Quality product at a reasonable price
Easy website to navigate through and fast delivery.
As described
Pretty fast shipping
Always great to work with
Perfect for the job at hand
Just what I needed.
Shipping was horrible. Product was okay. Friend with me now when I received it. He just ordered one for himself. We’ll see how bad his shipping is with y’all
Great condition. I was hoping that there would be a code identifying each wires function.
I used this harness to replace portion of wire harness on the tongue end of my boat trailer. Great quality product. Made it easy to go from a 5 pin to a 7 way and eliminate the need for an adapter.
Dont understand why the wire color did not match the standard trailer colors. Yes it came with a wire drawing but why not standard?
Well made and less expensive than competitors. The wire colors are industry standard. The length is plenty and any longer would be a waste.
The wire colours don’t match the standard 7 Pin Wiring Diagrams.
Good quality and easy to install.
Ordered Friday and had the part by Monday without paying for expedited shipping. The new wire harness colors matched my previous harness exactly. Install was very easy, will take the trailer out later to test the harness and my wiring. Overall very simple/quality replacement if you have a damaged wire harness
Great quality & shipping. Highly recomm ended
I can always count on e trailer to have the product needed.

James
4/19/2026
It has been great, installed on my daughters horse trailer and has been good for her.

Fast shipping,knowledgeable staff and good quality products
Very high quality trailer whip. I like how the plug is sealed tightly to the cable. It appears to be water tight. Makes swapping out damaged cables very easy, when connected into a junction box. I like to preserve the contact finish by spraying with a battery protector product yearly. My only complaint is the cable gets very stiff in the cold.
If it had pre soldered connectors that would be a 5 star
Perfect fit, easy to install. Made the extremely annoying issues with power cutoff on the Cybertruck, caused by corroded old plug, completely go away. [and yes,, the Cybertruck has a stupid digital controller that if it sees an issue, cuts off the trailer power completely, leaving you with no lights in the dark…]

Lazer S.
9/25/2026
Glad we could help, John! What are you towing?
Do you have a question about this Trailer Wiring?
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Gary
2/24/2022
Still working great.