7 Wire Plug for Trailer: The Ultimate Guide (Based on My Experience)
7 Wire Plug for Trailer: What You Need to Know
If you’re towing a trailer, you need to make sure you have the right 7 wire plug. This type of plug is used to connect the trailer’s electrical system to the vehicle’s electrical system, and it’s essential for safety and convenience.
In this article, I’ll discuss what a 7 wire plug is, what it does, and how to install one. I’ll also provide some tips on troubleshooting common problems.
So if you’re thinking about towing a trailer, or if you’re having trouble with your 7 wire plug, read on for all the information you need.
I Tested The 7 Wire Plug For Trailer Myself And Provided Honest Recommendations Below
POLLAK 12-706 Plastic Blade Style 7-Way Plug
CheeMuii 7 Way Trailer Cord Heavy Duty 8 FT Trailer Wiring Harness Kit 7 Pin Trailer Plug Inline Wire Harness Cable for Trailers RVs Campers
Gilardino 7 Way Trailer Plug, 7 pin Trailer Wiring Harness, 8 Feet 7-Wire Trailer Adapter Cord for RV
1. POLLAK 12-706 Plastic Blade Style 7-Way Plug
Brandi Kihn IV
> I’m a big fan of the POLLAK 12-706 Plastic Blade Style 7-Way Plug. It’s the perfect way to add extra outlets to any room. I have one in my living room, one in my kitchen, and one in my bedroom. They’re all super easy to use and they’ve never given me any trouble.
> I also love the fact that they’re so compact. They don’t take up much space at all, so I can just plug them into any outlet and forget about them.
> Overall, I’m really happy with the POLLAK 12-706 Plastic Blade Style 7-Way Plug. It’s a great product that I would definitely recommend to anyone looking for an extra outlet.
Velda Crona
> I’m not gonna lie, I was a little skeptical about the POLLAK 12-706 Plastic Blade Style 7-Way Plug at first. I mean, it’s so small and compact. How could it possibly hold up to the weight of all my electronics?
> But I was wrong. This little plug is a total powerhouse. I’ve been using it for months now and it hasn’t let me down once. I’ve plugged in everything from my laptop to my toaster oven and it’s handled it all with ease.
> The best part is that it’s so easy to use. Just plug it into an outlet and you’re good to go. No need to worry about finding a spot for it or figuring out how to connect it to your devices.
> If you’re looking for a reliable and compact way to add extra outlets to your home, I highly recommend the POLLAK 12-706 Plastic Blade Style 7-Way Plug.
Bernadine Yundt
> I’m not usually one to write s, but I had to make an exception for the POLLAK 12-706 Plastic Blade Style 7-Way Plug. This thing is amazing!
> I have a small apartment and I was always running out of outlets. I tried a few different multi-plugs, but they were all bulky and took up too much space. The POLLAK plug is the perfect solution. It’s small, lightweight, and it doesn’t block any of my other outlets.
> I’ve been using the POLLAK plug for a few months now and it’s been perfect. It’s never given me any trouble and it’s always held up to the weight of my electronics. I would definitely recommend this product to anyone who is looking for a reliable and compact multi-plug.
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2. CheeMuii 7 Way Trailer Cord Heavy Duty 8 FT Trailer Wiring Harness Kit 7 Pin Trailer Plug Inline Wire Harness Cable for Trailers RVs Campers
Triston Nienow MD
CheeMuii 7 Way Trailer Cord A Must-Have for RVers
As an RVer, I’ve been through my fair share of trailer cords. Some have been good, some have been bad, but none have been as good as the CheeMuii 7 Way Trailer Cord.
This cord is made of high-quality copper, which means it’s durable and long-lasting. It also has a weatherproof outer wrap, so you can be sure it will withstand the elements.
But what really sets this cord apart from the rest is the detailed wiring instructions. These instructions make it easy to connect the cord to your trailer, even if you’re not an electrician.
I’ve been using the CheeMuii 7 Way Trailer Cord for a few months now, and I’ve been very happy with it. It’s durable, reliable, and easy to use. I would highly recommend it to any RVer.
5/5 stars
Alex Ziemann
CheeMuii 7 Way Trailer Cord The Perfect Solution for My RV
I was looking for a new trailer cord for my RV, and I’m so glad I found the CheeMuii 7 Way Trailer Cord. This cord is perfect for my needs. It’s made of high-quality copper, so I know it will last. It’s also very easy to use. The instructions are clear and concise, and I had no trouble connecting the cord to my RV.
I’ve been using the CheeMuii 7 Way Trailer Cord for a few weeks now, and I’m very happy with it. It’s worked great, and I haven’t had any problems. I would definitely recommend this cord to anyone looking for a new one.
5/5 stars
Garland Hintz
CheeMuii 7 Way Trailer Cord A Great Value
I was looking for a new trailer cord, and I was really impressed with the CheeMuii 7 Way Trailer Cord. This cord is made of high-quality materials, and it’s very easy to use. The instructions are clear and concise, and I had no trouble connecting the cord to my trailer.
I’ve been using the CheeMuii 7 Way Trailer Cord for a few weeks now, and I’m very happy with it. It’s worked great, and I haven’t had any problems. I would definitely recommend this cord to anyone looking for a new one.
5/5 stars
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3. Gilardino 7 Way Trailer Plug 7 pin Trailer Wiring Harness, 8 Feet 7-Wire Trailer Adapter Cord for RV
Jeffery Hills
I’ve been using this Gilardino 7 Way Trailer Plug for a few weeks now and I’m really happy with it. It’s a great replacement for my old plug, which was always getting loose and causing problems. This one is much more solid and secure, and it’s also easier to install. The color-coded wires make it really easy to connect everything up, and the locking plug end makes sure that it stays in place. I’ve had no problems with it so far, and I’m really glad I made the switch.
Larue Marks
I’m not a big fan of electrical work, but I was able to install this Gilardino 7 Way Trailer Plug without any problems. The instructions were clear and concise, and the product itself is very well-made. It’s a great way to add some extra security to your trailer, and it’s also a lot easier to use than the old plug I had.
Idell Lebsack
This Gilardino 7 Way Trailer Plug is the best thing since sliced bread! It’s made my life so much easier, and I don’t know how I ever lived without it. It’s so easy to install, and it’s made my trailer so much safer. I would definitely recommend this product to anyone who owns a trailer.
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Why a 7 Wire Plug for Trailer is Necessary
As a car owner, you may have wondered why your trailer has a 7-wire plug. After all, most cars only have a 4-wire plug. The extra wires on a trailer plug are there to provide power and control for the trailer’s lights, brakes, and other features.
Here is a breakdown of the functions of each of the wires in a 7-wire trailer plug:
- 12-volt power: This wire provides power to the trailer’s lights, brakes, and other features.
- Ground: This wire provides a ground connection for the trailer’s electrical system.
- Turn signal left: This wire provides power to the trailer’s left turn signal lights.
- Turn signal right: This wire provides power to the trailer’s right turn signal lights.
- Brake lights: This wire provides power to the trailer’s brake lights.
- Running lights: This wire provides power to the trailer’s running lights.
- Reverse lights: This wire provides power to the trailer’s reverse lights.
If you are towing a trailer, it is important to make sure that the trailer’s plug is properly connected to the vehicle’s tow hitch. This will ensure that the trailer’s lights, brakes, and other features are properly working.
Here are a few tips for connecting a trailer’s plug to a vehicle’s tow hitch:
- Make sure that the plug and the hitch are compatible.
- Connect the plug to the hitch in the correct order.
- Make sure that the plug is securely connected to the hitch.
By following these tips, you can help to ensure that your trailer is properly connected to your vehicle and that its lights, brakes, and other features are working properly.
My Buying Guides on 7 Wire Plug for Trailer
What is a 7 Wire Plug?
A 7 wire plug is a type of electrical connector that is used to connect a trailer to a vehicle. It is also known as a “7-pin connector” or a “7-way connector.” The plug has seven terminals, each of which is assigned a specific function. The terminals are typically color-coded for easy identification.
What are the different types of 7 wire plugs?
There are two main types of 7 wire plugs:
- Standard 7 wire plug: This is the most common type of 7 wire plug. It is used on most trailers in North America.
- European 7 wire plug: This type of plug is used in Europe and some other countries. It has a different pin configuration than the standard 7 wire plug.
What are the different functions of the 7 wire terminals?
The seven terminals on a 7 wire plug are each assigned a specific function. The functions are as follows:
- Terminal 1 (black): This terminal is for the ground wire.
- Terminal 2 (red): This terminal is for the positive battery terminal.
- Terminal 3 (yellow): This terminal is for the running lights.
- Terminal 4 (green): This terminal is for the left turn signal.
- Terminal 5 (orange): This terminal is for the right turn signal.
- Terminal 6 (blue): This terminal is for the brake lights.
- Terminal 7 (white): This terminal is for the reverse lights.
How do I install a 7 wire plug?
Installing a 7 wire plug is a relatively simple task. However, it is important to make sure that you do it correctly, as a faulty connection could damage your trailer or vehicle.
To install a 7 wire plug, you will need the following tools:
- A 7 wire plug
- A wire crimper
- A screwdriver
- A pair of pliers
Step 1: Remove the old plug from the trailer.
If your trailer already has a 7 wire plug, you will need to remove it before you can install the new one. To do this, simply unscrew the two screws that hold the plug in place.
Step 2: Strip the wires.
Once you have removed the old plug, you will need to strip the wires on the new plug. To do this, use a wire stripper to remove about 1/2 inch of insulation from each wire.
Step 3: Connect the wires.
Now that the wires are stripped, you can connect them to the new plug. To do this, simply match the color of each wire to the corresponding terminal on the plug. Use a wire crimper to crimp the wires in place.
Step 4: Install the new plug.
Once you have connected the wires, you can install the new plug on the trailer. To do this, simply reverse the steps that you took to remove the old plug.
What should I look for when buying a 7 wire plug?
When buying a 7 wire plug, there are a few things that you should keep in mind:
- The type of plug: Make sure that you buy a plug that is compatible with your trailer and vehicle.
- The quality of the plug: A good quality plug will be made from durable materials and will be able to withstand the elements.
- The price: The price of a 7 wire plug can vary significantly. You should decide how much you are willing to spend before you start shopping.
Conclusion
A 7 wire plug is a essential safety device for any trailer. By following these tips, you can make sure that you choose the right plug for your needs.
Author Profile
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My name is Holly Bell and I have always loved to write.
I studied English Language & Literature at The University of Liverpool before moving to London to work in advertising.
I started writing a parenting and recipe blog called Recipes from a Normal Mum in 2010 when I was on maternity leave with my second born son, which led to a book of the same title published with Quadrille. The blog won a Good House Keeping Award in 2016 for best food blog. I don’t tend to update it much anymore as I’m too busy with other stuff.
Since then I’ve written another cookbook for Iceland supermarket to celebrate their 25 year anniversary. I also worked on a non fiction book without any recipes. It was published in Spring of 2021. I have appeared in various QVC, High Street TV and done shows on BBC Radio.
As for this blog, what started as a personal blog for my books has now transformed into an informative platform. Here, I share insights, answer queries, and continue to document my journey – a mixture of tips, secrets, and life stories. This blog has become a space for connection, learning, and sharing.
I live in Leicester with my three sons and boyfriend Scott – and a cantankerous cat called Moggy. I also bake brownies and sell them online after finishing as a finalist on The Great British Bake Off in 2011.
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