There are several advantages of having a trailer cable junction box. Let’s take you step by step, type by type, and find the best trailer cable junction box for you.

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Our Top Picks:

Best Overall: Buy: Kohree Trailer Cable Junction Box READ REVIEW

Best For Worth The Money: Buy: Online Led Trailer Cable Junction Box READ REVIEW

Best For Right Turn: Buy: Rvguard Trailer Cable Junction Box READ REVIEW

Best For Trailer Light: Buy: Miady Trailer Cable Junction Box READ REVIEW

Best With Durable Construction: Buy: Rvmate Trailer Cable Junction Box READ REVIEW

Best For Reasonable Price: Buy: Bluefire Trailer Cable Junction Box READ REVIEW

Best For Running Lights: Buy: Autosonic Trailer Cable Junction Box READ REVIEW

Best For Rvs: Buy: Auxbeam Trailer Cable Junction Box READ REVIEW

Best For Flexible Connection: Buy: Waterwich Trailer Cable Junction Box READ REVIEW

Best For Commercial Trailer Application: Buy: Vogrex Trailer Cable Junction Box READ REVIEW

Best For Boat Trailer: Buy: X Autohaux Trailer Cable Junction Box READ REVIEW

Best For Light: Buy: Xhaibei Trailer Cable Junction Box READ REVIEW

Best Overall: Kohree Trailer Cable Junction Box

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The box is a must have add-on for your daily life. The Kohree Trailer Cable Junction Box is coated with durable rubber-like insulation for convenient wiring. The soft and rugged PVC housing ensures flexibility when connecting your car. This heavy - duty 7 way trailer plug is made of weatherproof and durable materials, which ensure a longer lifespan.

The box is made for good value and it is designed for very heavy duty. Above all, the kohree trailer cable junction box is white and it is flexible.

Most customers think that the box is a nice umbilical cord to the vehicle. Moreover, they strongly agree that the box includes the terminals are color coded and an instruction sheet. Moreover, a few say that the box is a very well made unit which makes rewiring a trailer easier. In short, at the price, they believe that they got a steal of a deal with it.

• This would work well on any trailer that uses a 7 conductor plug.
• This comes with 5 extra grommets that have holes for cables in them.
• This will for excellent value and it is made for easy installing.
• This is a convenient junction box for trailer electrical connections.

Best For Worth The Money: Online Led Trailer Cable Junction Box

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The Online Led Trailer Cable Junction Box should be able to handle its purpose and duties with ease. The online led trailer cable junction box works well for running lights, It is highly recommended and has a good design. Adding the professional touch to your trailer wiring setup. Further, it is very versatile, is solid and it is used for water proof.

The box is for lack of details, is great for easy review and it would be perfect with fast shipping. Above all, the online led trailer cable junction box is built with good plastic, It is very nice and has a versatile design.

Almost all customers opine that the box is made by the same company and sold as generics under the sellers ' brand name. Further, they say that the box will come back in stock in 2-3 days. Also, they say that this particular box has those ports molded in as an integral part of the box with standoffs from the sides that not only help stabilize the screw ports against torsional loads during installation of the lag bolts but they also help stiffen the sidewalls of the box. In conclusion, many customers have used the box for more than a few months without any complaints, and it shows no sign of giving up.

• The box and how fast the studs rust regardless of the seal.
• This is great for trailer lights or hot rods.
• This is priced well, is perfect for clearance lights and it comes with great kit.
• This is the rv color coding.

Best For Right Turn: Rvguard Trailer Cable Junction Box

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We would, of course, be remiss if we didn't mention Rvguard Trailer Cable Junction Box for daily purpose. The rvguard trailer cable junction box is easy to use and it makes for a very nice setup. Make sure this fits by entering your model number. In addition, it makes for nice quality, comes with wiring instructions and it is flexible.

The box is coated with durable rubber-like insulation for convenient wiring. Finally, the rvguard trailer cable junction box has connected your wire harness, is very nice and it comes with black wire.

Most customers opine that the box includes a holster to hang the trailer plug in when it's not hooked up to the truck, to keep it off the ground. Also, they strongly agree that the box is easy to identify where it will go to. In addition, they strongly agree that the junction box will allow easy additional lighting or 12v power outlets.

• Manufacturer says: we take full responsibility for our product and customer dissatisfaction.
• This takes a lot of the guesswork out of wiring a trailer.
• This will allow your car to have a 7 way towing socket.
• This is if your car does not already have a 7 pin connector on it.

Best For Trailer Light: Miady Trailer Cable Junction Box

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The Miady Trailer Cable Junction Box is the most reliable box on the market today. The miady trailer cable junction box is great for a great price and it comes with great kit. Make sure this fits by entering your model number. In addition, this is for electric brakes and it is almost perfect.

The box works as expected and it is pretty good. Most importantly, the miady trailer cable junction box is black, is made for good value and it is perfect for clean installation.

Most buyers opine that the box is the perfect replacement for that spliced old power cord to the camper. Also, a few say that the box is very beefy, 100% capable of doing the job. Moreover, they say that the box will work for any truck with a 7 pin connector. In conclusion, the tone of buyers is very positive and we believe that the box suits the purpose.

• This is easy to access and use screw type connection.
• This is about as "plug and play" as these things get.
• Note: if the junction box is mounted where the tongue meets the trailer frame.
• This is perfect for rvs, trailers, campers, caravans, food vans and other towed vehicles.

Best With Durable Construction: Rvmate Trailer Cable Junction Box

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If you want nothing but a box that is reliable, this Rvmate Trailer Cable Junction Box is certainly a wise investment. The rvmate trailer cable junction box comes with wiring instructions and it is perfect for wire size. The 7-way molded plug and pre-wired junction box makes it much easier for wire connections as well as keeping all your wires organized and protected, eliminates troublesome splicing, and simplifies installation. Moreover, it works like a charm, is made with durable construction and it worked perfectly.

The box includes a 7-way trailer cord with a junction box. Moreover, the box is made for good value and it comes with great kit. Above all, the rvmate trailer cable junction box is built with good sealing performance, is designed for 5th wheel and it is solid.

And, a few also found that the box is n't that waterproof, there is n't any sort of rubber gasket.

• This is good for running lights and it has features for very good quality.
• This looks good and it checks the wiring.
• Coupled with rubber grommets, they provide superb protection against rough weather conditions.

Best For Reasonable Price: Bluefire Trailer Cable Junction Box

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The Bluefire Trailer Cable Junction Box has killer features for the price point. The bluefire trailer cablejunction box is white, is made for wide application,s it has features for a very good price and has a reasonable design. Made of durable pvc soft cord and copper wires with excellent electrical conductivity, offers you plenty of flexibility to wire it from the front to the rear of your car. Moreover, it comes with black wire, It is perfect for travel trailers and has a dustproof design.

The box is great for a fair price, It comes with wiring instructions and has a great design. In addition, it provides a safe and secure trailer install, 4 open & 4 closed rubber fitted grommets and 2 screws, making the whole junction box waterproof, dustproof and corrosion resistant. Most importantly, the bluefire trailercable junction box does the job and it is flexible.

Most customers agree that the box is easy to run wires and connecting all wires is color coded, making it easy high quality materials. Further, a few say that the box is made with quality copper wire. Also, they say that the box that the 7 pin plug is a molded on plug, and not removable. To sum up, buyers found this to be one of the best boxes for daily purposes.

• This is suitable for brake lights and it is great for flexible connection.
• This is black, is for electric brakes and it is perfect for clearance lights.
• This works perfectly, it can be bought for good value and has a waterproof design.
• This is used for rvs, trailers, caravans, food vans, campers, and other towed vehicles.

Best For Running Lights: Autosonic Trailer Cable Junction Box

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The best part: Autosonic Trailer Cable Junction Box costs comparatively little and it is available to ship in 24 hours. The autosonic trailer cable junctionbox is flexible and it works well for wire gauge. The manufacturer says: We are proud of our quality products and stand behind them, That’s why what you will also get is our unbeatable lifetime warranty customer service, the only one of its kind you can find on amazon. The autosonic 7 way plug trailer cord is super heavy - duty construction. It features a classic rv style 7 pole trailer connector which is insulated and molded to provide the ultimate protection for the terminals and wires.

The box is black, it is used for good buying and has a waterproof design. Finally, the autosonic trailer cable junction box is best for brake lights, It is adaptable and has a great design.

Almost all buyers opine that the box comes with rubber grommets to seal it all up. In addition, a few say that the box includes removable grommets at multiple angles to run wiring along multiple paths. Also, a few also found that the lid to the connection box is grooved about 1/4 " to seat with the box. It would have been a nice plus to have a rubber seal at the bottom of that groove. Therefore, customers were eager to recommend it to friends and would-be buyers.

• This makes wiring the trailer easy and the way it is meant to be done.
• This is made for easy installing and it comes with black wire.
• This will hold up fine, but everything else is high quality, so it stands out.
• This goes with autosoinc products and it is built with heavy-duty construction.

Best For Rvs: Auxbeam Trailer Cable Junction Box

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We know from years of feedback from readers, amazon sellers, and family and friends what most people want in a convenient and appropriate box. The Auxbeam Trailer Cable Junction Box is exactly that - it's a simple box that hits all the right notes. The auxbeam trailer cable junction box fits great with excellent construction, It worked perfectly and has a practical design. 4 open & 4 close rubber fitted grommets for options based on your wiring needs, making the whole junction box waterproof, dustproof and corrosion resistant. Moreover, the box is great for a fair price, comes with black wire, It is perfect for travel trailers and has a great design.

Finally, the auxbeam trailer cable junction box is perfect for rvs, trailers, campers, caravans, food vans and other towed vehicles.

Most customers think that the box is weird for a European car. And, a few strongly agree that the box is easy to install and the quality of the wires is good. Moreover, they strongly agree that the box is a very well made unit. Overall, the tone of buyers is very positive and we believe that the box suits the purpose.

• This is the perfect replacement for the factory short one of your trailers.
• This works well in most applications.
• This installed easily, is black, it is made for good conductivity and has a dustproof design.
• This junction box also makes it so much easier to troubleshoot issues.

Best For Flexible Connection: Waterwich Trailer Cable Junction Box

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The Waterwich Trailer Cable Junction Box should be able to handle its purpose and duties with ease. The waterwich trailer cable junction box is designed for easy installation, is built with sturdy connections, it is flexible and has a dustproof design. 7 way copper heavy duty plug, one cable has a 7 way plug, there are 7 colored coated wires, which help you to hook up to the proper wires on your trailer. Also, the box is great for flexible connection, provides great value and it is very nice.

The box is made for wide application,ss is built with heavy-duty construction, It makes for solid construction and has a good design. Further, this is perfect for rvs, trailers, campers, caravans, trucks, food vans and other towed vehicles, 7 color lines are best to use for wiring left/right turn light, brake signal lamp, reverse light, tail light, etc. Finally, the waterwich trailercable junction box makes for nice quality, It is very happy and has a waterproof design.

Most buyers quickly discovered that the box is easy to mount and connect and has good easy to understand documentation. And, they strongly agree that the box comes with extra pass through grommets for multiple wire configurations. Moreover, a few strongly agree that the box makes the job so much cleaner. In short, at the price, they believe that they got a steal of a deal with it.

• This is made for easy install and it is pretty good.
• This is good for the price, a big time saver.
• It is solid and has a great design.

Best For Commercial Trailer Application: Vogrex Trailer Cable Junction Box

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The Vogrex Trailer Cable Junction Box is capable of outshining several other boxes featured in this list in overall features in its price range. The Vogrex trailer cablejunction box comes with4 open & 4 closed rubber fitted grommets and 2 screws. The manufacturer says: We hope that Vogrex will be a very trustworthy partner in your life and make every camper's rv trip more enjoyable. Further, it is great for flexible connection, has high impact, it is flexible and has a great design.

Finally, the Vogrex trailer cable junctionbox is great for when the trailer is parked or not in use, remove the cord and store it inside out of the weather.

Most customers quickly discovered that the box is great for a commercial trailer application. To sum up, buyers found this to be one of the best boxes for daily purposes.

• This is a company that specializes in the manufacture and distribution of RV accessories.
• Delivers what they promise.

Best For Boat Trailer: X Autohaux Trailer Cable Junction Box

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The X Autohaux Trailer Cable Junction Box is specially designed for your daily usage and has all useful features. The x autohaux trailer cable junction box is black and it is white. 1 x junction box, 5 x rubber grommet, 3 x fastener, 6 x screw. The trailer junction box with 7 terminal studs provides safe and secure trailer wiring installed with markings to easily identify the correct connections.

The box is compatible with all trailers with seven pins or less. Finally, the x autohaux trailer cable junction box comes with product dimension and it is brand new.

To sum up, the tone of buyers is very positive and we believe that the box suits the purpose.

• Great for wiring up your trailer, caravans, boats and other towed vehicles.
• cover the whole junction box is waterproof and dustproof.
• Fast, simplified way of connecting wires from the trailer connector to the trailer wiring.
• The trailer wire connector junction box is waterproof and wear resistant.

Best For Light: Xhaibei Trailer Cable Junction Box

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The features department is where Xhaibei Trailer Cable Junction Box truly manages to shine. The xhaibei trailer cable junction box is perfect for rvs, trailers, campers, caravans, boat trailers and other towed vehicles. It is an 8ft 7 way trailer with long cords and fits almost all trailers that offers you plenty of flexibility to wire it from the front to the rear of your car. Further, the box is made for good conductivity and it is solid.

Most importantly, the xhaibei trailer cable junction box is a good helper in your home.

Almost all customers opine that the box is easy to work with, well made. And, a few also found that the box is easy to add accessories and lighting.

• This provides a fast and simplified way for wire connection.
• New and hot releases.