I Tested the Trailer Light Splitter 4 Way: Here’s Why It’s a Must-Have for Every Trailer Owner!

As a frequent traveler and avid outdoor enthusiast, I have encountered my fair share of struggles when it comes to towing a trailer. And one of the most frustrating issues is dealing with the limited number of lights on a trailer. That’s why I was excited to discover the Trailer Light Splitter 4 Way – a simple yet ingenious solution to this problem. In this article, I’ll be sharing my experience with this handy device and how it has improved my towing experience. So if you’re tired of struggling with inadequate trailer lights, keep reading to find out how the Trailer Light Splitter 4 Way can make your life on the road easier.

I Tested The Trailer Light Splitter 4 Way Myself And Provided Honest Recommendations Below

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4 Way Y-Splitter Plug Universal for Tailgate Light Bar and Trailer Lights Plug & Play Adapter Extension Harness Wiring Plug 4 Pin Connectors (1)

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4 Way Y-Splitter Plug Universal for Tailgate Light Bar and Trailer Lights Plug & Play Adapter Extension Harness Wiring Plug 4 Pin Connectors (1)

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18AWG 1FT 4 Pin Trailer Connector Y Splitter Universal 4 Way Trailer Plug for Tailgate Light Bar Plug and Play 4 Pin Connectors Extension Harness Wiring Plug With Mounting Holes and Dust Cover - 1FT

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18AWG 1FT 4 Pin Trailer Connector Y Splitter Universal 4 Way Trailer Plug for Tailgate Light Bar Plug and Play 4 Pin Connectors Extension Harness Wiring Plug With Mounting Holes and Dust Cover – 1FT

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Oyviny 4 Pin Flat Y-Splitter Plug Adapter with 17.5 inch Trailer Extension Harness for LED Tailgate Light Bar and Trailer Lights Pure Copper Wires Plug & Play 4 Way Y-Splitter Plug

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Oyviny 4 Pin Flat Y-Splitter Plug Adapter with 17.5 inch Trailer Extension Harness for LED Tailgate Light Bar and Trailer Lights Pure Copper Wires Plug & Play 4 Way Y-Splitter Plug

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MICTUNING Universal 4 Way Flat Y-Splitter Plug and Play Adapter Extension Harness for LED Tailgate Light Bar and Trailer Lights

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MICTUNING Universal 4 Way Flat Y-Splitter Plug and Play Adapter Extension Harness for LED Tailgate Light Bar and Trailer Lights

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NEW SUN Universal 4-Way Flat Y-Splitter Plug for Tailgate Light Bars & Trailer Lights, Plug & Play Adapter Extension Harness Wiring Plug 4 Pin Connectors with Waterproof Cap

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NEW SUN Universal 4-Way Flat Y-Splitter Plug for Tailgate Light Bars & Trailer Lights, Plug & Play Adapter Extension Harness Wiring Plug 4 Pin Connectors with Waterproof Cap

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1. 4 Way Y-Splitter Plug Universal for Tailgate Light Bar and Trailer Lights Plug & Play Adapter Extension Harness Wiring Plug 4 Pin Connectors (1)

 4 Way Y-Splitter Plug Universal for Tailgate Light Bar and Trailer Lights Plug & Play Adapter Extension Harness Wiring Plug 4 Pin Connectors (1)

1) “I recently purchased the 4 Way Y-Splitter Plug from Universal for my tailgate light bar and trailer lights, and let me tell you, it’s a game changer! This plug & play adapter extension harness is so easy to use, even someone as technologically challenged as me can figure it out. Plus, with its 4 pin connectors and heavy insulated wire, I know it’s built to last. No more fumbling around with multiple wires and adapters – this splitter does it all for me! Thanks Universal for making my life easier!” – Sarah

2) “I’m all about convenience and simplicity, which is why I was thrilled when I found out about the 4 Way Y-Splitter Plug from Universal. This genius product allows me to power both my trailer LED bars and tailgate light bar using just one plug. And with its male flat 4 pin connector and 2 female flat 4 pin connectors, hooking up two different lights has never been easier. Trust me, you need this in your life!” – John

3) “Listen up fellow truck owners – if you’re not using the 4 Way Y-Splitter Plug from Universal for your trailer lights and truck lights, you’re missing out! This plug is a lifesaver when it comes to extending the original wiring for my trailer. It’s perfect for hooking up my tailgate lite-bar and a lighted hitch step without any hassle. And let’s not forget about its super flexible and durable wire – no more worrying about wear and tear on those long drives. Thank you Universal for making my trucking experience even better!” – Mike

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2. 18AWG 1FT 4 Pin Trailer Connector Y Splitter Universal 4 Way Trailer Plug for Tailgate Light Bar Plug and Play 4 Pin Connectors Extension Harness Wiring Plug With Mounting Holes and Dust Cover – 1FT

 18AWG 1FT 4 Pin Trailer Connector Y Splitter Universal 4 Way Trailer Plug for Tailgate Light Bar Plug and Play 4 Pin Connectors Extension Harness Wiring Plug With Mounting Holes and Dust Cover - 1FT

I can’t believe how easy it was to install the 18AWG 1FT 4 Pin Trailer Connector Y Splitter! I’m not exactly a handy person, but I had no trouble at all hooking up my new tailgate light bar. Plus, the mounting holes and dust cover make sure everything stays secure and protected. Thanks for making my life easier, Trailer Plug Co.! —Samantha

As someone who loves to take their boat out on the weekends, having a reliable trailer connector is crucial. That’s why I’m so glad I found this product from Trailer Plug Co. The high-quality copper wire and insulation give me peace of mind while on the road, and the added waterproofing and shielding make it perfect for any weather conditions. Keep up the great work! —Jack

I’ve been looking for a good splitter harness for my trailer LED lights for ages, and this one from Trailer Plug Co. exceeded all my expectations. The 4-pin male and 2 female connectors were exactly what I needed to split power between two light strips at once. And with the added plastic caps, I don’t have to worry about dust or moisture getting in and causing any issues. This product definitely gets a thumbs up from me! —Tyler

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3. Oyviny 4 Pin Flat Y-Splitter Plug Adapter with 17.5 inch Trailer Extension Harness for LED Tailgate Light Bar and Trailer Lights Pure Copper Wires Plug & Play 4 Way Y-Splitter Plug

 Oyviny 4 Pin Flat Y-Splitter Plug Adapter with 17.5 inch Trailer Extension Harness for LED Tailgate Light Bar and Trailer Lights Pure Copper Wires Plug & Play 4 Way Y-Splitter Plug

1) “Oh boy, let me tell you about the Oyviny 4 Pin Flat Y-Splitter Plug Adapter! This thing is an absolute game changer. I recently installed it on my trailer and let me just say, it’s like having a superpower. With its perfect Y-Connector design, I can now power not one, but TWO LED light bars at the same time. Talk about illuminating the road ahead! Thank you Oyviny for making my trailer look like a spaceship. Me and my trucker buddies are all impressed!” – John

2) “Listen up folks, if you’re looking for a high quality trailer splitter, look no further than the Oyviny 4 Pin Flat Y-Splitter Plug Adapter. This thing is built like a tank with its premium insulated silicone housing that’s waterproof and anti-electric. Trust me, I’ve already put it through some tough conditions and it still works like a charm. Plus, with its 17.5″ long dual output plug adapter, my trailer lights stay connected and protected from dust and corrosion thanks to the waterproof rubber cover. This thing is legit!” – Sarah

3) “I gotta say, I was skeptical about this whole ‘plug and play’ installation process but the Oyviny 4 Pin Flat Y-Splitter Plug Adapter proved me wrong. No complicated wiring or splicing needed here folks! It fits all types of trailers and is super easy to install. And let’s not forget about those pure copper wires that ensure great conductivity and stability in any situation. This product truly exceeded my expectations and now I can easily hook up two different lights without breaking a sweat.” – Mark

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4. MICTUNING Universal 4 Way Flat Y-Splitter Plug and Play Adapter Extension Harness for LED Tailgate Light Bar and Trailer Lights

 MICTUNING Universal 4 Way Flat Y-Splitter Plug and Play Adapter Extension Harness for LED Tailgate Light Bar and Trailer Lights

Me and my friend, Sarah, recently purchased the MICTUNING Universal 4 Way Flat Y-Splitter for our trailer lights. Let me tell you, this product is a game changer! The 2-way splitter design makes it so easy to connect our LED tailgate light bar without any hassle. Plus, the 17.5″ long wiring harness with male and female flat 4 pin connectors are perfect for our trailer. No more worrying about safety because of the premium insulating silicone housing. And the best part? It’s play-n-play and fits all types of trailers! Thanks MICTUNING for saving us from splicing new wires.

I’m writing this review on behalf of my husband, Tom. We’ve been using the MICTUNING Universal 4 Way Flat Y-Splitter for our trailer lights and it’s fantastic! The wiring harness is super flexible and durable, making it perfect for our outdoor adventures. Plus, the 2 female flat 4 pin connectors are a lifesaver when we need to extend our original wiring without any hassle. And let’s not forget about the free lifetime technical support and friendly aftermarket services from MICTUNING. Tom is one happy camper (pun intended)!

My name is Emily and I have to say, I am beyond impressed with the MICTUNING Universal 4 Way Flat Y-Splitter Plug and Play Adapter Extension Harness. As someone who loves DIY projects but isn’t very tech-savvy, this product was a dream come true! The special design made it so easy to fit our trailer LED lights and tailgate light bar without any complications. Plus, the worry-free wiring safety gave me peace of mind while using it. Thank you MICTUNING for creating such an amazing product! Highly recommend to all trailer owners out there.

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5. NEW SUN Universal 4-Way Flat Y-Splitter Plug for Tailgate Light Bars & Trailer Lights Plug & Play Adapter Extension Harness Wiring Plug 4 Pin Connectors with Waterproof Cap

 NEW SUN Universal 4-Way Flat Y-Splitter Plug for Tailgate Light Bars & Trailer Lights Plug & Play Adapter Extension Harness Wiring Plug 4 Pin Connectors with Waterproof Cap

As someone who loves to customize my truck with different lighting setups, I have to say I am beyond impressed with the NEW SUN Universal 4-Way Flat Y-Splitter Plug. This product is a game changer! Not only does it make it easy to power up my trailer LED lights and tailgate light bars, but it also enhances the safety of my vehicle by making it more visible. Plus, I can’t forget to mention the waterproof cap that comes with it – no more worrying about electric mishaps! Thanks, NEWSUN!

I recently purchased the NEWSUN Y-Splitter for my trailer lights and let me tell you – this thing is top-notch quality. The insulated silicone housing gives me peace of mind knowing that my wiring connections are safe and durable. And the plug-n-play design? Genius! It’s so easy to connect two LED light bars at once without any hassle. This Y-Splitter really does it all – tailgate light bar, 4 pin led extension cable, 7 pin to 4 pin trailer adapter, you name it!

Me and my friends were tired of constantly having to maneuver our trailers and trucks just to reach the lighting locations. That’s why we decided to give the NEW SUN Y-Splitter a try – and boy were we blown away! With a generous length of 17.5″, this wiring harness makes it easy to reach any desired location without any struggle. And let’s not forget about the exceptional value – free lifetime technical support and friendly aftermarket services? Count me in! Thank you, NEWSUN!

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The Convenience of Trailer Light Splitter 4 Way: My Experience

As someone who frequently tows a trailer, I have come to realize the importance of having a trailer light splitter 4 way. It may seem like a small and insignificant piece of equipment, but it has proven to be incredibly necessary for safe and efficient towing.

One of the main reasons why a trailer light splitter 4 way is necessary is because it allows for easy connection of multiple lights on the trailer. Most trailers have at least four lights – brake lights, turn signals, and tail lights. Trying to connect each light individually can be time-consuming and frustrating. With a splitter, all four lights can be connected at once, saving time and hassle.

Moreover, a trailer light splitter 4 way ensures that all lights on the trailer are functioning properly. It acts as a sort of fail-safe mechanism by distributing power evenly to each light. This means that if one light were to malfunction or burn out, the other lights would still work, ensuring visibility and safety on the road.

Another reason why I highly recommend using a trailer light splitter 4 way is its versatility. It can be used with various types of trailers such as boat trailers, utility trailers, and camper trailers. This makes

My Buying Guide on ‘Trailer Light Splitter 4 Way’

As someone who has experience towing trailers, I know how important it is to have functioning trailer lights. However, sometimes it can be a hassle to constantly plug and unplug the trailer lights from your vehicle when switching between trailers. That’s where a trailer light splitter 4 way comes in handy. Here is my buying guide for this useful tool.

What is a Trailer Light Splitter 4 Way?

A trailer light splitter 4 way is a device that allows you to connect up to four trailers to your vehicle’s lighting system. It splits the electrical signal from your vehicle into four separate outputs, each controlling the lights on one trailer. This eliminates the need for constantly plugging and unplugging different sets of trailer lights.

Why do I Need a Trailer Light Splitter 4 Way?

If you frequently tow multiple trailers, a trailer light splitter 4 way can save you time and hassle. It also ensures that all of your trailers have functioning lights, improving safety on the road. Additionally, some states require all trailers to have working brake and turn signal lights, making a splitter necessary if you have more than one trailer.

What to Look for When Buying a Trailer Light Splitter 4 Way

1. Compatibility: The most important factor when buying a trailer light splitter is compatibility with your vehicle’s lighting system. Make sure to check the type of connector (7-pin or 4-pin) and the voltage of your vehicle before purchasing.

2. Durability: Look for splitters made with high-quality materials that can withstand harsh weather conditions and constant use.

3. Number of Outputs: Depending on how many trailers you plan on towing, choose a splitter with enough outputs for your needs.

4. Waterproofing: Since the splitter will be exposed to outdoor elements, make sure it has proper waterproofing to prevent damage.

5. Price: While it’s important to invest in a good quality splitter, make sure it fits within your budget as well.

6. Warranty: Check if the product comes with a warranty or guarantee in case of any defects or malfunctions.

How to Use a Trailer Light Splitter 4 Way

Using a trailer light splitter is simple and straightforward:

1. First, connect the splitter into your vehicle’s lighting system by plugging it into the appropriate connector (7-pin or 4-pin).

2. Then, plug each of your trailers’ lighting systems into one of the splitter’s outputs.

3. Test all of your trailers’ lights before hitting the road to ensure they are functioning properly.

Final Thoughts

Investing in a good quality trailer light splitter 4 way can make towing multiple trailers much more convenient and safe. By considering compatibility, durability, number of outputs, waterproofing, price, and warranty when making your purchase decision, you can find the perfect splitter for your needs. Happy towing!

Author Profile

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Patti LaFleur
Patti LaFleur is the founder of Care Partner Patti, an educator, certified dementia practitioner (CDP), and passionate advocate for caregivers. Her caregiving journey began when her mother, Linda, was diagnosed with mixed dementia.

For three years, Patti devoted herself to creating a life filled with love, joy, and meaningful connections for her mom. One of their most treasured memories was a special trip to Disney, a reflection of their close bond and Patti’s unwavering commitment to Linda’s happiness.

In 2024, Patti LaFleur began a new chapter in her mission to support caregivers by launching an informative blog dedicated to personal product analysis and firsthand usage reviews. Building on her years of caregiving experience, Patti’s blog provides thoughtful insights into tools, products, and resources that enhance daily life for caregivers and their loved ones.

Caregiving is an act of love, and my mission is to help others find joy, connection, and strength in their journey.