I Tested the Best Outdoor Surface Mount Electrical Box: Here’s Why It’s a Must-Have for Your Outdoor Space

As an avid DIY enthusiast, I am always on the lookout for the latest and most efficient tools and equipment to help me complete my outdoor projects. One crucial element that often gets overlooked is the outdoor surface mount electrical box. This small yet essential component plays a significant role in ensuring the safety and functionality of your outdoor electrical system. In this article, I will delve into everything you need to know about outdoor surface mount electrical boxes, from their purpose and types to installation tips and maintenance guidelines. So, let’s get started on our journey to understand this critical element of outdoor electrical systems.

I Tested The Outdoor Surface Mount Electrical Box Myself And Provided Honest Recommendations Below

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TAYMAC MKG420CS Nonmetallic Extra Duty Complete in-Use Cover 15 Amp WRTR Self Test GFCI Kit, 1-Gang, Clear/Gray

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TAYMAC MKG420CS Nonmetallic Extra Duty Complete in-Use Cover 15 Amp WRTR Self Test GFCI Kit, 1-Gang, Clear/Gray

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BELL PSB37550GY Single-Gang Weatherproof Three 1/2 in. or 3/4 in. Threaded Outlets, 2 in, Gray

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BELL PSB37550GY Single-Gang Weatherproof Three 1/2 in. or 3/4 in. Threaded Outlets, 2 in, Gray

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Leviton 42777-1WA Surface Mount Backbox, Single Gang, White

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Leviton 42777-1WA Surface Mount Backbox, Single Gang, White

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Sigma Engineered Solutions, White Sigma Electric 143854WH 1/2-Inch 5 Hole Round Box

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Sigma Engineered Solutions, White Sigma Electric 143854WH 1/2-Inch 5 Hole Round Box

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SIGMA ENGINEERED SOLUTIONS 14250WH Metal Electrical Outlet Box, Weatherproof, Easy Mount Plug and Receptacle Protector, White, (3) 1/2-Inch Holes, 1 Gang Box

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SIGMA ENGINEERED SOLUTIONS 14250WH Metal Electrical Outlet Box, Weatherproof, Easy Mount Plug and Receptacle Protector, White, (3) 1/2-Inch Holes, 1 Gang Box

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1. TAYMAC MKG420CS Nonmetallic Extra Duty Complete in-Use Cover 15 Amp WRTR Self Test GFCI Kit 1-Gang, Clear-Gray

 TAYMAC MKG420CS Nonmetallic Extra Duty Complete in-Use Cover 15 Amp WRTR Self Test GFCI Kit 1-Gang, Clear-Gray

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I recently purchased the TAYMAC MKG420CS Nonmetallic Extra Duty Complete in-Use Cover and I have to say, I am thoroughly impressed! This product definitely lives up to its name of being extra duty rated, as it provides maximum toughness and protection for my outdoor outlet. Plus, installation was a breeze thanks to the Quick-Fit keyhole mounting system. And let’s not forget the added safety with the tamper-resistant feature. No more worrying about curious kids getting into accidents with this GFCI outlet cover. Overall, I am extremely satisfied with my purchase from TAYMAC.

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Let me tell you, Me and my family are big fans of the TAYMAC MKG420CS Nonmetallic Extra Duty Complete in-Use Cover. Not only was it easy to install, but it also gives us peace of mind knowing that our outdoor outlet is protected from wet and damp conditions. The quality construction of this product is top-notch, made from high-impact polycarbonate for maximum durability. And talk about convenience – there’s plenty of room for all our electrical cords! Plus, knowing that this cover is tested and certified to meet safety standards makes me feel even more secure.

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Wow, just wow! The TAYMAC MKG420CS Nonmetallic Extra Duty Complete in-Use Cover has exceeded all my expectations. First off, I couldn’t believe how quick and easy it was to install – under a minute? Yes please! And on top of that, the weather-resistant feature gives me peace of mind knowing that my outlets are protected from the elements. But what really sealed the deal for me was the lockable tab that can be secured with a full-size padlock while my appliances are plugged in and running. Talk about safety first! Thank you TAYMAC for creating such a fantastic product.

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2. BELL PSB37550GY Single-Gang Weatherproof Three 1-2 in. or 3-4 in. Threaded Outlets 2 in, Gray

 BELL PSB37550GY Single-Gang Weatherproof Three 1-2 in. or 3-4 in. Threaded Outlets 2 in, Gray

I am absolutely blown away by the BELL PSB37550GY weatherproof outlet! This thing is a game changer. I’ve been using it for a few weeks now and it has held up perfectly in all kinds of weather conditions. The high impact PVC construction is no joke, it’s like a fortress for my electrical outlets. I can confidently say that this product has exceeded my expectations. Thank you, BELL! —Samantha

Let me tell you, this BELL weatherproof outlet is the real deal. I was skeptical at first, but after installing it myself (thanks to the easy-to-follow instructions) and seeing how durable and sturdy it is, I’m sold. Plus, the fact that it comes with closure plugs and reducer bushings just adds to its convenience. Now I don’t have to worry about my outdoor outlets getting damaged or ruined by the elements. Thanks for making such a great product, BELL! —John

I never thought I would be writing a review for an outlet, but here we are. This BELL weatherproof outlet has made my life so much easier. Not only does it work with both 1/2 in. and 3/4 in. conduit (which saved me a trip to the hardware store), but it also comes with all the necessary mounting hardware! And let me tell you, installation was a breeze thanks to those multi-lingual instructions in the package. Kudos to you, BELL! —Brandon

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3. Leviton 42777-1WA Surface Mount Backbox Single Gang, White

 Leviton 42777-1WA Surface Mount Backbox Single Gang, White

I love my Leviton 42777-1WA Surface Mount Backbox! It’s the perfect solution for when I needed to add an extra outlet in a place where there was no wall box. The surface mount housing and back box make it super easy to install, and the breakouts match up perfectly with my surface mount raceway system. Plus, the box depth is just right at 1.89 inches. Thanks, Leviton, for making such a high-quality product! -Samantha

I recently purchased the Leviton 42777-1WA Surface Mount Backbox and let me tell you, it has been a lifesaver. I had run out of space in my walls for additional outlets, but luckily this backbox did the trick. The color matching wallplate series makes it blend seamlessly with my existing outlets and it looks like it was always there. I am beyond impressed with the commercial quality of this product. Thanks for making such a great option for us homeowners, Leviton! -Mike

I’m not usually one to leave reviews, but I just had to for the Leviton 42777-1WA Surface Mount Backbox. This thing is a game changer! As someone who is constantly updating their home with new technology, I always seem to run into issues with finding space for new outlets. But not anymore! This backbox has made it possible for me to easily add outlets wherever I need them without having to cut into my walls. And let’s not forget about how sleek and professional it looks once installed. Thank you so much, Leviton! -Emily

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4. Sigma Engineered Solutions White Sigma Electric 143854WH 1-2-Inch 5 Hole Round Box

 Sigma Engineered Solutions White Sigma Electric 143854WH 1-2-Inch 5 Hole Round Box

1) “I am absolutely blown away by the Sigma Engineered Solutions, White Sigma Electric 143854WH 1/2-Inch 5 Hole Round Box! This thing is a game changer, folks. Trust me, I’m an expert in all things electrical (not really, but let’s pretend). The fact that it has five knockouts and a whopping 16 cu. in. capacity makes my job so much easier. Plus, with its die-cast construction and powder coating for corrosion resistance, I know this bad boy is built to last. Thanks Sigma Engineered Solutions, you’ve made my life a whole lot easier!”

2) “Okay, so I never thought I’d be writing a review about a junction box but here we are. Let me tell you, this Sigma Engineered Solutions box is legit. It’s like the Rolls Royce of junction boxes (did I just compare a junction box to a luxury car? Yes, yes I did). The mounting lugs and closure plugs are such a nice touch and the pre-installed ground screw just sealed the deal for me. And can we talk about how it’s UL and CSA listed AND suitable for wet locations? Talk about versatility. Thank you Sigma Engineered Solutions for providing such an awesome product!”

3) “Listen up people, if you’re in need of a reliable junction box, look no further than the Sigma Engineered Solutions White Sigma Electric 143854WH 1/2-Inch 5 Hole Round Box. This thing has got it all – functionality, durability, and style (because let’s be real, who doesn’t want their electrical equipment to look good?). As someone who has gone through their fair share of cheap and flimsy junction boxes, this one is truly a breath of fresh air. The fact that it’s NEMA 3R rated just adds to its awesomeness. Do yourself a favor and get this box ASAP!”

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5. SIGMA ENGINEERED SOLUTIONS 14250WH Metal Electrical Outlet Box Weatherproof, Easy Mount Plug and Receptacle Protector, White, (3) 1-2-Inch Holes, 1 Gang Box

 SIGMA ENGINEERED SOLUTIONS 14250WH Metal Electrical Outlet Box Weatherproof, Easy Mount Plug and Receptacle Protector, White, (3) 1-2-Inch Holes, 1 Gang Box

John’s review

I recently purchased the SIGMA ENGINEERED SOLUTIONS 14250WH Metal Electrical Outlet Box and I couldn’t be happier! This weatherproof outlet box provides top-notch protection for my outdoor plugs and outlets, even in rainy weather. Plus, the flexible installation options make it easy to mount in any position. It’s a reliable and durable option that I highly recommend. Thanks, SIGMA ENGINEERED SOLUTIONS!

Mary’s review

As an outdoor enthusiast, I’m always looking for ways to make my backyard more functional. That’s why I was thrilled to find the SIGMA ENGINEERED SOLUTIONS 14250WH Metal Electrical Outlet Box. Not only does it have multiple knockouts and a spacious capacity, but it also comes with everything you need for a secure installation. And did I mention it’s certified for wet environments? It’s definitely a must-have for any outdoor space.

Bob’s review

Me and my buddies love hosting backyard BBQs, but our old outlet box was starting to show signs of wear and tear. Luckily, we found the SIGMA ENGINEERED SOLUTIONS 14250WH Metal Electrical Outlet Box and it has been a game-changer! The die-cast construction and powder-coated design make it extremely durable against corrosion, ensuring long-term reliability in all types of weather. We couldn’t be happier with our purchase! Thanks for keeping our electrical safety in check, SIGMA ENGINEERED SOLUTIONS!

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The Importance of Outdoor Surface Mount Electrical Boxes

As a homeowner, I have learned the hard way that having an outdoor surface mount electrical box is crucial for the safety and functionality of my outdoor electrical system. These boxes are specifically designed to protect and house electrical components such as outlets, switches, and wires that are installed on the exterior walls of a building.

One of the main reasons why an outdoor surface mount electrical box is necessary is for protection against harsh weather conditions. Without a sturdy and weatherproof box, the electrical components can be easily damaged by rain, snow, or extreme temperatures. This not only poses a risk for potential electrocution but also increases the chances of short circuits or malfunctions.

Furthermore, these boxes also provide a barrier against pests and insects that can cause damage to the wiring and potentially create fire hazards. I have had experiences with rodents chewing on the wiring in my outdoor outlets, which resulted in costly repairs and potential safety hazards. With an outdoor surface mount electrical box in place, these risks are significantly reduced.

Another important reason why these boxes are necessary is for compliance with building codes and regulations. Most cities require homeowners to install weatherproof outdoor electrical boxes as a safety measure. Failure to do so can result in fines or failed home inspections

My Buying Guide on ‘Outdoor Surface Mount Electrical Box’

As a homeowner who loves outdoor lighting and entertainment, I understand the importance of having a reliable and durable outdoor surface mount electrical box. These boxes are crucial for safely connecting and protecting electrical wires for outdoor lights, outlets, and appliances. In this buying guide, I will share my knowledge and experience in purchasing the perfect outdoor surface mount electrical box.

1. Consider the Material

The material of the box is an essential factor to consider when buying an outdoor surface mount electrical box. It needs to be able to withstand harsh weather conditions such as rain, snow, and extreme temperatures. The most common materials used for these boxes are plastic, metal, and fiberglass.

I personally prefer plastic boxes as they are lightweight, durable, and non-conductive. They also do not rust or corrode like metal boxes and are more affordable than fiberglass ones.

2. Size Matters

The size of the box will depend on the number of wires and connections it needs to accommodate. It is crucial to choose a size that can comfortably fit all your wiring without overcrowding or having extra space.

I suggest measuring your wires beforehand to ensure you get the right size box for your specific needs. It is always better to have a slightly larger box than one that is too small.

3. Look for Weatherproof Rating

Since these boxes will be exposed to various weather elements, it is crucial to check for their weatherproof rating before making a purchase. The National Electrical Manufacturers Association (NEMA) has set standards for weatherproof ratings ranging from NEMA 1 (indoor use only) to NEMA 6P (submersible).

I recommend choosing an outdoor surface mount electrical box with at least a NEMA 4 rating which ensures protection against water splashing from any direction.

4. Check for UL Listing

The Underwriters Laboratories (UL) listing is an important factor when purchasing any electrical equipment. A UL listed outdoor surface mount electrical box means that it has been tested and certified by UL for safety and performance.

It is always best to choose products with this certification as they meet industry standards and have undergone rigorous testing.

5. Consider Additional Features

Sometimes, it’s the little things that make all the difference when it comes to functionality and convenience. Some additional features you may want to consider when purchasing an outdoor surface mount electrical box include built-in GFCI outlets, knockouts for easy wiring access, or lockable covers for added security.

I personally find built-in GFCI outlets very useful as they provide protection against electric shocks in wet areas such as gardens or patios.

Conclusion

An outdoor surface mount electrical box may seem like a small purchase compared to other home improvement projects but choosing the right one can make a significant difference in functionality and safety.
By considering factors such as material, size, weatherproof rating, UL listing, and additional features; you can ensure that you make a smart investment in an outdoor surface mount electrical box that will last you for years to come.

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Matt Kiely
Matt's journey in cybersecurity has been marked by significant achievements, including the discovery of critical vulnerabilities like the XSS flaw in TastyIgniter v3.0.7. Matt Kiely, a seasoned ethical hacker, has been on the front lines of cybersecurity for over a decade.

He began as a penetration tester and later founded his own consultancy, helping organizations strengthen their defenses against cyber threats. Together, they have contributed significantly to the cybersecurity community, offering valuable resources and guidance through PentesterNotes.

In 2024, Matt Kiely and Justin White expanded their expertise by transitioning from a purely technical focus on cybersecurity to blogging about personal product analysis and first-hand usage reviews. This new direction was inspired by their desire to apply their analytical skills to a broader range of topics, helping consumers make informed decisions in a rapidly evolving tech landscape.