The 6 Best 4 Wire Flat Dust covers (2023 reviews)

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Our Top Picks:

Best Overall: Buy: MICTUNING 4 Wire Flat Dust cover READ REVIEW

Best tow Hitch light Plug: Buy: WOFTD 4 Wire Flat Dust cover READ REVIEW

Best For covering connections: Buy: Curt Dust cover READ REVIEW

Best For motorcycle trunk: Buy: Curt 4 Wire Flat Dust cover READ REVIEW

Best For Installation of The Trailer lights connector: Buy: road tough 4 Wire Flat Dust cover READ REVIEW

Best Easy To Use: Buy: Valonic 4 Wire Flat Dust cover READ REVIEW

Best Overall: MICTUNING 4 Wire Flat Dust cover

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Mictuning has been making great cover for years, thanks to a combination of clever design and high-end materials. This is just an adapter from five pin to seven pin to wire to truck so it will work for anything that’s a dove pin to convert it to a seven pin. It comes with a spring-loaded cover, high dust-proof, to avoid the adapter damage from the external environment when it is not in use. There is a ground wire from the trailer that hooks to the ground in the connector. It is easy to add the wires for constant power. It only controls light, no brake or extras. There's no rubber seal so it's not water proof without user mods. It has all the connections available at the 7-pin.

• Works well for brake, parking and turn lights
• Very good feel, fit and finish
• Works fantastic and has held up perfectly

Best tow Hitch light Plug: WOFTD 4 Wire Flat Dust cover

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For a low asking price, woftd 4 wire flat dust cover has managed to overwhelm their customers by packing as many features as they could. If you vehicle has a round trailer connector this adapter will do the job for you. It fits into any 7 pin round trailer plug. The Woftd trailer plug adapter adopts the 2 in 1 design, which combines 4 way plug with 5 way plug, and can be used by most trailers, easily convert 7 way flat blade into 5 way and 4 way round connector. 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.

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. It fits in any 7 pin round trailer plug. It comes with this adapter, you can plug in pretty much any trailer.

• Works to connect 4 wire and 5 wire flat style trailer connector
• Perfect fit and handles both 4 and 5 pin plugs
• Good fit and has covers for 4 and 5 pins
• Better protect the safety of your vehicle、boat etc

Best For covering connections: Curt Dust cover

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The curt dust cover is the best reliable cover on the market today. Curt offers custom trailer hitches, electrical products and a complete line of towing accessories to get you there with confidence and enjoy every mile of the journey. This dust cover is designed well to help keep the weather off the connector plug. The tail fits over the four-way flat connector plug to secure the cover to the plug and the cap fits over the plug in only one direction, so be sure you line up the hole in the cap before you attach the tail to the plug. Its a dust cap and keeps the connector nice and clean.

Curt offers several different electrical trailer brake controller options to perfectly suit your towing setup and lifestyle. The flat dust cover is made with durable plastic to easily resist the elements and help maintain good connectivity. These cargo tie-down straps come with heavy-duty ratcheting mechanisms and are available in a wide variety of capacities, lengths, hook types and colors. This really comes in handy at keeping your connector clean.

• Keeps water out of the light plug on your trailer
• Standard size to fit virtually any vehicle
• Very handy for keeping dirt and debris from building up in the connections

Best For motorcycle trunk: Curt 4 Wire Flat Dust cover

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Curt is known for creating pragmatic and minimalist cover for people on the go, and its line of curt 4 wire flat dust cover definitely falls in line with that reputation. This style of connector is the most secure for use on any car, truck, bus, trailer etc. It is a loaded dust cover that keeps the connection points dry and protected when not in use, ensuring strong, consistent power for miles to come. It is used for hard wiring in place. It allows any water that gets in to drain out easily.

These cargo tie-down straps come with heavy-duty ratcheting mechanisms and are available in a wide variety of capacities, lengths, hook types and colors. It is universal in the sense that it will fit with 7 pin connectors of this type made by other manufacturers. It is a pleasure to install this, well made and rugged.

• Could be designed for more waterproof cover
• Feels lightweight/fragile but good for the money
• Good brand reputation

Best For Installation of The Trailer lights connector: road tough 4 Wire Flat Dust cover

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The road tough 4 wire flat dust cover has killer features for the price point. The kit includes this kit is ready for you to install on your truck, car or rv. It's water tight and has a mount that can be affixed underneath a bumper on a small car. The connector comes with a pigtailed connector that you would have to splice in with your current wiring. It also has weather connections which keeps the dirt and bugs out when not in use.

It comes with the bracket to mount it, pigtail wiring, & best of all it has a spring loaded hinged cover. This is a great addition to any hitch.

• Great way to stop having that stupid wire dangling around under your vehicle
• Great 4 flat plug with spring cover
• Makes the trailer light plug look clean and factory

Best Easy To Use: Valonic 4 Wire Flat Dust cover

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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 cover. The valonic 4 wire flat dust cover is exactly that - it's a simple cover that hits all the right notes. This trailer light adapter is the easiest and fastest way to make electrical connections when pulling a flat trailer that has a different trailer wiring configuration than the vehicle. The finger lugs help to remove the adapter plug easily. The plug cover protects the connector adapter from water and dirt when not in use. This is simple to use and works great.

• Well made and has a dust cover
• One of the new comers and featured product