The 9 Best 5 Pin round Plugs (2023 reviews)

The reese 5 pin round plug is capable of outshining several other plug featured in this list in overall features. Not only does it have the 4 and 5 flat pins but also a built in tester with the LED's. The immediate feedback tester is valuable on its own. It's small and fits in any glove or tool box. It will have the native 7-way connector on the trailer cable. The additional wire is tapped into the backup lights to disengage the hydraulic trailer coupler (actuator) when the vehicle is reversing, thus turning off the trailer's brakes.

The fact that it has the little light tester built into it, is awesome.

Why We Like This:

Fits everything perfectly and is easy to connect
Worked a great and is flexible on which harness is used
Excellent for the varied plugs on trailers

Best For Boat: COROTC 5 Pin round Plug

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The corotc 5 pin round plug should be able to handle its purpose and duties with ease. If the back of your Denali has a seven pin round connector this adapter will work perfectly. It allows towing 4 and the less common 5 wire trailers without worrying about compatability with a standard 7 wire receptacle. It is designed with both 5-pin and 4-pin wire harnesses. It works awesome and the plastic is really higher-quality which will be more durable.

This connector has the main 7 pin guide for hooking up trailers. It is suitable for boat, rv, atv, chevrolet, ford, dodge, ram, toyota or gmc. The plug converter is exactly as described and convenient having both a 4 flat and 5 flat available to use. This adapter will work perfectly.

Why We Like This:

A nice device to have for towing
Works good and easy to plug in
One of the new comers and featured product

Best For lights: Super repairman 5 Pin round Plug

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If you often find yourself scrambling for appropriate and satisfactory plug, super repairman 5 pin round plug should be your first option for buying. It is nice to have all your trailer plugs in one unit. It converts a round 7-pin connector to a standard 4-pin or 5-pin flat connector, so as to provide a solid power supply for towing most 4-pin and 5-pin kit. It fits any 7-pin receptacle. It is suitable for boat, rv, atv, chevrolet, ford, dodge, ram, toyota or gmc.

The 5 wire on a 5 and 7 pin is reverse lights. It is easy to use and works as advertised for brake lights and turn signals.

Why We Like This:

Locks snugly into the outlet and confirmed all lights on the trailer works
Great product, well built, works great
Fit snugly and perfect size for storing in the truck glove compartment

Best tow Hitch light Plug: WOFTD 5 Pin round Plug

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We know from years of feedback from readers, customers and amazon sellers, what most people want in a convenient and appropriate plug. The woftd 5 pin round plug is exactly that - it's a simple plug that hits all the right notes. If your vehicle has a round trailer connector this adapter will do the job for you. It’s a standard round trailer plug but with options. It converts a round 7-pin connector to a standard 4-pin or 5-pin flat connector, so as to provide a solid power supply for towing most 4-pin and 5-pin kit. It comes with a strong casing, it is highly waterproof, wear-resistant, flame retardant and cold resistant and extremely durable.

It comes with a copper wire link, not easy to get hot, and better electrical conductivity. It fits right into any 7 pin round trailer plug. There's a standard used that insures that all vehicles with Factory installed wiring connectors for training to be consistently wired with the seven pin design. If you vehicle has a round trailer connector this adapter will do the job for you.

Why We Like This:

Good fit and has covers for 4 and 5 pins
Has the option to do the job with a both harnesses
Better protect the safety of your vehicle、boat etc
Tight fit to connect to trailer

Best For trailers With Flat Plug: online LED 5 Pin round Plug

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The online led 5 pin round plug should be able to handle its purpose and duties with ease. It easily adapts your 7-way rv blade vehicle socket to a 5-way flat connector used on lightweight trailers. It plugs right in and locks in place when the flap on the receiver is lifted. It provides the connection to the truck. It lights up brightly and certainly gets the attention of anyone behind you.

The secure fitting design of the adapter allows your vehicle’s socket cover to lock it into place. It is designed to stringent specifications and manufactured to last. It is easy to install with no tools required. It has a 7 pin plug in for a trailer. It is perfectly with boat trailer and uhaul trailers.

Why We Like This:

Sturdy construction and ease of use make this a solid product offering
Works perfectly nice plug and play
Rugged and well built adapter plug
Inexpensive and gets the job done

Best For multiple Trailer types: Oyviny 5 Pin round Plug

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The Oyviny trailer plug adapter adopts the 2 in 1 design, converts a 7 way RV, rv, atv etc. It provides high-quality trailer towing accessories including universal trailer wiring harness, vehicle custom fit trailer wiring, trailer plug & adapter, trailer converter, trailer brake control wiring adapter, trailer lights and trailer tester etc. It features a standard round 7-way flat blade connector, easily snaps into the trailer's existing socket and holds securely, no loose fitting.

The 7 pin to 4 pin trailer adapter features two handles on either side of the plug for a better grip when plugging in or unplugging trailer wiring. The caps seal nicely protecting the electonics. It is suitable for chevrolet, ford, dodge, ram, toyota or gmc, boat, trailer, rv, atv etc. It comes with 2 dust covers at the plug, so it keeps terminals clean and protected when not in use towing a trailer.

Why We Like This:

Versatile, easy to install and works
New and hot release

Best For Most RV vehicle Boat Towing: Motoforti 5 Pin round Plug

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The motoforti 5 pin round plug is capable of outshining several other plug featured in this list in overall features for the price point. It is suitable for most RV vehicle boat towing to a 4 or 5 flat connection. The Coiled cable for cord stretches at least 5ft long, which provides sufficient space for towing vehicle and trailer. It is a standard 5 pin flat plug coiled cable harness. The attached rubber cover keeps the terminals clean and has a good seal against wind, rain and dust.

The designed length of this coiled adapter is 5ft, but its usable length should be less than 40 inches. It is constructed with the flexible TPU coiled cable to protect the wires, strong and durable, effectively weatherproof.

Why We Like This:

Replacement for your broken 5ft pin flat trailer wire
Beside eliminates multiple plugs and adapters to tow various vehicles
Made of plastic and copper material, it's sturdy
Easy installation and plug in use

Best Easy To Use: Carrofix 5 Pin round Plug

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The carrofix 5 pin round plug is suitable and reliable and fits well with your regular usage. This is a universal 7 to 4 way adapter, if your car has the 7 way plug in the end, and you need to connect a 4 way flat trailer, then this adapter will work. It provides the connections of ground, running lights, left turn/brake signal, right turn/brake signal and reverse lights.

This adapter will work if your vehicle has a 7 way blade connector, and you need to work with a 4 wire flat on your trailer. The Adapter converts a tow vehicle's 7-way wiring connection to a 5-way flat pin connection for towing a trailer. It fits snug and long enough to easily reach the boat trailer.

Why We Like This:

One of the new comers and featured product
New and hot release

Best Feature: Easy To Install: Qiilu 5 Pin round Plug

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The qiilu 5 pin round plug's material feels more premium than its price would suggest. The 7 to 4 pin trailer adapter converts the 7-way round socket to the 4-way flat socket for connecting the trailer, easily synchronizing the trailer's signal and tail lights without rewiring. It comes with a plastic casing, it is highly waterproof, wear-resistant, flame retardant and cold resistant, and extremely durable. It includes weatherproof dust cover and comes with copper pin contacts, for better electrical conductivity.

It is perfectly plug it in and connect the trailer works fine. It can be used in most towing vehicles, including caravan, towbar trailers, semi-trailers, rvs, etc. It is easy to use and a good value. It comes with the dust cover at the plug, so it can prevent the plug from being infected with dust.

Why We Like This: