The 10 Best 3 Gang Weatherproof Electrical Box Covers (2023 reviews)

We consider a 3 gang weatherproof electrical box cover to be a worthy investment in the long run. We are here to help you choose the right one for your needs from all the best available products in market today.

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Our Top Picks:

Best Overall: Buy: Enerlites 3 Gang Weatherproof Electrical Box Cover READ REVIEW

Best For Outdoor Receptacle: Buy: Enerlites Polycarbonate thermoplastic CONSTRUCTION READ REVIEW

Best For plug: Buy: Sealproof Outlet Box READ REVIEW

Best For GFCI Outlet: Buy: Sealproof 3 Gang Weatherproof Electrical Box Cover READ REVIEW

Best For covering An opening: Buy: Sigma electric 3 Gang Weatherproof Electrical Box Cover READ REVIEW

Best With lock: Buy: Bell 3 Gang Weatherproof Electrical Box Cover READ REVIEW

Best For Outdoor plug: Buy: Bell Weatherproof Cover READ REVIEW

Best For Electrical Box: Buy: Taymac OK Cover READ REVIEW

Best For outdoors kitchen BBQ island Outlets: Buy: Morris products 3 Gang Weatherproof Electrical Box Cover READ REVIEW

Best With hole: Buy: Taymac 3 Gang Weatherproof Electrical Box Cover READ REVIEW

Best Overall: Enerlites 3 Gang Weatherproof Electrical Box Cover

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The enerlites 3 gang weatherproof electrical box cover's material feels more premium than its price would suggest. It provides maximum durability from severe weather conditions. It is made of polycarbonate thermoplastic construction to provide maximum durability. The screws that come with the box are very soft metal and the Philips head on them will strip out very easily. It works well if the plugs are right angled.

This goes over top and replaces the outlet cover. The cover can be opened horizontally or vertically. It provides protection against pets and other animals. The box does come with a gasket with kos as well. It is compatible with enerlites usb outlets, guide light outlets, and any standard decorator outlets or switches.

• Good quality and clear plastic deep enough for your plug and small transformer
• A good quality weather resistant enclosure
• Great product and very easy to install 2 gfci receptacles

Best For Outdoor Receptacle: Enerlites Polycarbonate thermoplastic CONSTRUCTION

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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 enerlites polycarbonate thermoplastic construction is exactly that - it's a simple cover that hits all the right notes. It is great to protect your outdoor outlets. It is designed to fit any PVC box and you can run low voltage wires through a PVC box if you choose to do so. When paired with a key-style lock on the bottom, these outlet covers provide safety and piece of mind to parents and caregivers. It has a plastic locking tab on the end but also you can put a lock on it that has a hole in it or zip tie. It comes with a wall gasket for sealing the exterior.

It is easy to setup and practical to plug the cords. It should fit any normal electrical box depending on the space around it and it has multiple box fastening locations for every configuaration.

• Weather resistant when something is plugged in
• Good outdoor electrical outlet covers for in-use protection
• Good brand reputation

Best For plug: Sealproof Outlet Box

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If you often find yourself scrambling for convenient and suitable cover, sealproof outlet box should be your first option for buying. This is a single gang outdoor outlet bubble cover. The Hinge pin is a long thin plastic piece with the same grey color as the plate. The cover opens so an extension cord or other corded devices can plug in. The one with 2 holes is for a normal outlet with flats on the top and bottom of each hole. It is easy to install with a screw driver and the additional plastic templates that come with it.

The back packing material on the plug does have a seal for weather. The one with two holes is for a normal outlet with flats on the top and bottom of each hole.

• Has several adapter plates that will work for most applications
• Sturdy construction and made out of excellent plastic
• Easy to install, additional plates gave great flexibility
• Easy to install and quality protection for you outlet

Best For GFCI Outlet: Sealproof 3 Gang Weatherproof Electrical Box Cover

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The outlet cover is well-built and easy to install. It has inserts for 3 different outlet plates. The cover provides great access, is easy to install and provides good protection if you leave a cord plugged in. The cover locks snuggly, requires pretty good hand slap to latch the cover over the extension cord plug. It keeps dust out.

The outlet cover works well when an electrical cord needs high clearance. There are knock outs for cables for both vertical and horizontal mounting.

• Great outdoor cover for a duplex outlet
• Well engineered and constructed, comes with hardware for many different style outlets
• Super easy to install and very solid

Best For covering An opening: Sigma electric 3 Gang Weatherproof Electrical Box Cover

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If you often find yourself confused about appropriate and satisfactory cover, sigma electric 3 gang weatherproof electrical box cover is your end point. It’s a cover for a round 4” box. It is metal and it’s very difficult to make new holes. It has a thick foam ring for waterproofing and it's made by a company called Sigma. It comes with the screws to secure it. It is perfect for covering an opening. It is a cover for a round 4” box. It is very thick, very heavy for a four in stamped piece of metal and the white paint is very white and powder-coated.

• Well made, screws fit, gasket fits
• Stamped steel construction and powder coated for corrosion resistance
• Good cover to protect the wires

Best With lock: Bell 3 Gang Weatherproof Electrical Box Cover

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The bell 3 gang weatherproof electrical box cover is capable of outshining several other cover featured in this list in overall features for the price point. The bell product portfolio includes an expansive offering of weatherproof boxes, covers, and outdoor lighting solutions. It mounts to the screws of the outlets instead of screwing into the box. It has a habit of turning the switches off as you close the covers. The optional plates for switches and regular receptacles is awesome.

It is used for a light switch on a new patio. It is dark and keeps you lights on. It will not close all the way with a duplex switch or a combination switch receptacle. The cover does not stay open. It is dedicated to producing quality and innovative weatherproof product solutions to come.

• Has optional inner covers included you could use any one you need as combination
• Good quality, sturdy, not cheaply made, all parts are metal, except the foam gaskets
• Waterproof means you can submerge into the water

Best For Outdoor plug: Bell Weatherproof 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 bell weatherproof cover is exactly that - it's a simple cover that hits all the right notes. This tough, switch box cover includes gasket and mounting hardware. It works well so far to add to that comes with foam seals. This product is just a plastic cover for your existing switch and outlet combination. This, coupled with the side opening door for the outlet, makes the device usable for both left side switch and right side switch applications. The outer rim seal is good when fully screwed on.

The waterproof cover fits just right, the screws are the correct length,easy peasy.

• Good outdoor plug and switch cover
• Well made, should last a long time
• Loving the cover, very smooth switch function

Best For Electrical Box: Taymac OK Cover

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Best part: taymac ok cover costs comparatively low and it is available to ship in 24 hours. The Bell product portfolio includes an expansive offering of weatherproof boxes, covers, and outdoor lighting solutions. It is dedicated to producing quality and innovative weatherproof product solutions for the future. It includes gasket, mounting hardware and instructions. It is simple and works with the correct box. It can be used as a floor plate instead of the. It's a box cover, with seal. It is perfectly and made like a tank. It is a box cover, with seal. It works in a wet outside environment.

• Delivers what they promise
• Lot of satisfied buyers

Best For outdoors kitchen BBQ island Outlets: Morris products 3 Gang Weatherproof Electrical Box Cover

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Morris products electrical weatherproof coversimplify the process of securing and protecting electrical components and wires indoor or outdoor with this morris products electrical weatherproof cover in a slate grey color scheme. It is a premium manufacturer of lighting and electrical products that include meters and testers, organizational devices, power connectors and tools. The gasket fits well around the dimmers, as do the plastic adapters that come with the cover.

This easy to assemble weatherproof electrical grey cover features a locking latching tab that secures the cover to prevent accidental disconnects. The dimmers have an on/off switch and a slider and both are accommodated inside the covers with no gaps. The spring loaded cover mechanisms could use a redesign or redesign. The Switches must be low profile and the inside of the foam on the lift has to be trimmed. It will last for a long time.

• Looks very nice and very good quality
• New and hot release

Best With hole: Taymac 3 Gang Weatherproof Electrical Box 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 taymac 3 gang weatherproof electrical box cover is exactly that - it's a simple cover that hits all the right notes. The Bell product portfolio includes an expansive offering of weatherproof boxes, covers, and outdoor lighting solutions. It is dedicated to producing quality and innovative weatherproof product solutions for the coming. It comes with different attachments for light switch and electrical plugs. This cover allows the receptacles or switches inside to be seen easily and the cover has no spaces on the seal to allow bugs or crawling creatures to get inside, with something keeping the lid from completely closing.

The box comes with all kinds of insets (black plastic adapters) that allow use with different switches and plugs. It is allows for custom fitting to add to that provides maximum durability. There are other models that have a much deeper cover and are designed to close with a plug inserted. It is great for fishing docks.

• Sturdy, versatile and easy to install
• Very good clear outdoor elec box cover
• Good brand reputation