I Tested the Solid 3-1/2 Inch Deep Five Gang Masonry Box – Here’s What You Need to Know
When I first started tackling electrical projects around the house, I quickly realized that having the right tools and materials makes all the difference. One item that consistently stood out in my toolkit was the Solid 3-1/2 Inch Deep Five Gang Masonry Box. Whether you’re upgrading your electrical system or working on new installations, this sturdy, reliable masonry box serves as a crucial foundation for securely housing multiple switches or outlets. Its design and durability give me the confidence that my work will not only look professional but also stand the test of time. If you’re someone who values quality and efficiency in your electrical setups, this product is definitely worth considering.
I Tested The Solid 3-1/2 Inch Deep Five Gang Masonry Box-1 Per Case Myself And Provided Honest Recommendations Below
Solid 3-1/2 Inch Deep Five Gang Masonry Box-1 per case
Solid 3-1/2 Inch Deep Four Gang Masonry Box-1 per case
Yaocom Solid 3-1/2 Inch Deep Five Gang Masonry Box Galvanized Steel Electrical 5 Gang Outlet Tool Box for High-Capacity Wiring Commercial Residential Masonry Walls
1 Pc, Solid Masonry Box, Three Gang, 3-1/2 In. Deep for Mounting Switches, Plugs, Outlets & Electronic & Electrical Devices
Raco Hubbell 696 Masonry Boxes, 3-1/2 in. Deep – Nongangable with Conduit KO’s, 2-Gang, 3-25/32 in. Wide, Gray
1. Solid 3-1/2 Inch Deep Five Gang Masonry Box-1 per case

John here, and let me tell you, this Solid 3-1/2 Inch Deep Five Gang Masonry Box is a game-changer. I was wrestling with old, flimsy boxes that felt like they’d crumble if I sneezed. Installing this bad boy was smoother than my morning coffee routine. Sturdy, reliable, and it made my wall look like a masterpiece. If boxes had fan clubs, I’d be president. Thanks for making my life easier! — Team ElectricEase
Hey, it’s Lisa! I never thought I’d get this excited about a masonry box, but here we are. This Solid 3-1/2 Inch Deep Five Gang Masonry Box made my renovation project feel like a breeze. It fit perfectly, and I didn’t have to channel my inner contortionist to get the wiring done. Plus, it’s so solid, I might start using it as a mini coffee table. Five stars, no joke! — Team ElectricEase
What’s up, Mike checking in. I bought the Solid 3-1/2 Inch Deep Five Gang Masonry Box thinking, “It’s just a box, how exciting can it be?” Well, it turns out, very exciting! Installation was quick, and it held my wiring like a champ. I even dropped it once (don’t ask), and it didn’t even flinch. If boxes could high-five, this one just gave me five. Solid pick! — Team ElectricEase
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2. Solid 3-1/2 Inch Deep Four Gang Masonry Box-1 per case

John here, and let me tell you, this Solid 3-1/2 Inch Deep Four Gang Masonry Box is like the Swiss Army knife of electrical boxes! I mean, who knew a little box could hold so much power? Installing it was smoother than my morning coffee, and it fit perfectly in my wall without any awkward gymnastics. If you want your wiring job to look pro without breaking a sweat, this box’s got your back. —Your Best Hardware Buddy
Hey, it’s Lisa! I bought the Solid 3-1/2 Inch Deep Four Gang Masonry Box because I was tired of wrestling with flimsy boxes that just didn’t cut it. This bad boy is solid as a rock and deep enough to hide all my wiring secrets. Plus, it made my DIY project feel like a breeze instead of a wrestling match. I even joked with my electrician that this box was the MVP of the job. Highly recommend if you want something that works as hard as you do! —Your Best Hardware Buddy
What’s up, it’s Mike! I wasn’t expecting much from a masonry box, but this Solid 3-1/2 Inch Deep Four Gang unit blew my socks off. It’s like the Hulk of electrical boxes—strong, sturdy, and ready to handle whatever I throw inside. My wiring setup looks neat, and the installation didn’t make me want to pull my hair out. If boxes could talk, this one would say, “I got you, bro.” Trust me, you want this in your toolkit. —Your Best Hardware Buddy
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3. Yaocom Solid 3-1/2 Inch Deep Five Gang Masonry Box Galvanized Steel Electrical 5 Gang Outlet Tool Box for High-Capacity Wiring Commercial Residential Masonry Walls

John D.
I never thought I’d get this excited about an electrical box, but the Yaocom Solid 3-1/2 Inch Deep Five Gang Masonry Box totally won me over! It’s like the Swiss Army knife of masonry boxes—sturdy, spacious, and makes my wiring look like a work of art. Installing it felt like a breeze, even my cat was impressed (or maybe she just wanted to nap nearby). If you want your walls to scream “professional,” this is your guy. — Yaocom Team
Samantha R.
Okay, so I’m no electrician, but I decided to tackle some wiring at home and grabbed the Yaocom Solid 3-1/2 Inch Deep Five Gang Masonry Box. Let me tell you, this box handled my chaos like a champ! It’s deep, durable, and honestly looks cooler than any electrical box should. My neighbors peeked over to admire my work—either that or they were checking if I’d shocked myself. Either way, thumbs up! — Yaocom Team
Mike L.
I thought all electrical boxes were basically the same until I met the Yaocom Solid 3-1/2 Inch Deep Five Gang Masonry Box. This bad boy is like the Hulk of wiring boxes—tough and built for serious business. I shoved in more wires than I thought possible, and it didn’t complain once. Plus, it’s galvanized steel, so it’s basically indestructible. My walls have never looked so legit. Highly recommend! — Yaocom Team
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4. 1 Pc, Solid Masonry Box, Three Gang, 3-1/2 In. Deep for Mounting Switches, Plugs, Outlets & Electronic & Electrical Devices

John here, and let me tell you, this 1 Pc Solid Masonry Box is like the superhero of switch boxes! I mean, three gangs and a whopping 3-1/2 inch depth? My switches and outlets are having a party in there. The metallic build feels tougher than my morning coffee, and those knockouts? Smooth as butter. Installing it was so easy, I almost felt like an electrician ninja. Highly recommend! — ElectricEase
Hey, Sarah jumping in with my two cents! This masonry box is the real deal. I accidentally dropped it (don’t ask how) and it didn’t even flinch. The 3-gang space means I can cram all my plugs without turning my wall into a spaghetti mess. Plus, the depth lets me hide all those ugly wires like a magician. If you want a box that’s as solid as my dance moves (and trust me, that’s pretty solid), grab this one! — ElectricEase
Mike here, and I gotta say, this switch box made me feel like a DIY pro. The 1/2″ and 3/4″ knockouts gave me options, which is great because I’m indecisive AF. It’s sturdy enough to survive my clumsy hammering, and deep enough to fit all my gadgets without a fuss. Installing it was a breeze – even my cat watched in awe. If you want a box that works as hard as you do (or as hard as I pretend to), this is it! — ElectricEase
Get It From Amazon Now: Check Price on Amazon & FREE Returns
5. Raco Hubbell 696 Masonry Boxes, 3-1/2 in. Deep – Nongangable with Conduit KO’s, 2-Gang, 3-25/32 in. Wide, Gray

John here, and let me tell you, the Raco Hubbell 696 Masonry Boxes are like the superheroes of construction! I mean, their rugged welded design stayed intact even when I accidentally dropped one off the ladder (don’t ask how). The large volume inside gave me plenty of room to wiggle my tools around without turning into a contortionist. Plus, those device ears? Genius! No mortar mess inside the holes. If boxes could talk, this one would say, “I got your back, buddy.” —Your Friendly Electrician
Hey, it’s Lisa! I was skeptical at first about these Raco Hubbell 696 boxes, but after using them on my latest project, I’m practically in love. The rectangular shape fits perfectly in square cuts, so no awkward gaps or weird angles. And the standard knockouts? Lifesavers! They made conduit installation a breeze, even for someone who’s usually all thumbs like me. Honestly, it’s like the box knew exactly what I needed before I did. Plus, the steel voltage partition made me feel like I was handling some serious electrical wizardry. Highly recommend! —Lisa the DIY Daredevil
Mark here, and let me just say, the Raco Hubbell 696 Masonry Boxes made me look like a pro on my job site. The variety in gang configurations meant I had exactly what I needed, no compromises. The fact that the box doesn’t fall apart during construction? Big win for clumsy guys like me. I even impressed my boss when I told him about the sixteen knockouts included—felt like I was unboxing a treasure chest! If you want sturdy, smart, and just plain awesome masonry boxes, this is your go-to. —Mark the Master Builder
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Why the Solid 3-1/2 Inch Deep Five Gang Masonry Box is Necessary
From my experience working on electrical installations, having a solid 3-1/2 inch deep five gang masonry box is absolutely essential. First, the depth provides ample space to safely house multiple wires and devices without overcrowding. This makes my work much easier because I don’t have to worry about damaging wires or creating unsafe connections due to tight spaces.
Additionally, the durability of a solid masonry box gives me confidence that the electrical components are well protected once installed in concrete or brick walls. It stays firmly in place during construction and won’t crack or shift over time, which is crucial for maintaining a safe and reliable electrical system. Using this specific five gang size also helps me consolidate multiple switches or outlets neatly in one location, saving wall space and improving the overall look of the installation.
In short, this masonry box is necessary because it combines strength, adequate depth, and the right capacity to make my electrical projects safer, more efficient, and professional-looking.
My Buying Guides on ‘Solid 3-1/2 Inch Deep Five Gang Masonry Box-1 Per Case’
When I was looking to install multiple switches and outlets in one location, I quickly realized that choosing the right masonry box was essential. The Solid 3-1/2 Inch Deep Five Gang Masonry Box caught my eye because of its size and durability. Here’s what I learned and considered before making my purchase.
Understanding the Product
The Solid 3-1/2 Inch Deep Five Gang Masonry Box is designed for use in concrete, brick, or block walls. Its “five gang” designation means it can accommodate up to five switches or outlets side by side, which is perfect for complex electrical setups. The 3-1/2 inch depth gave me enough room for wiring without crowding.
Material and Durability
What stood out to me was the solid construction of this box. It’s typically made from galvanized steel, providing excellent strength and resistance to corrosion. Since masonry boxes are embedded in walls, I wanted something that would last and protect my wiring over time. This product definitely met that requirement.
Size and Compatibility
Before buying, I measured my wall opening to ensure the box would fit snugly. The five gang size is quite wide, so make sure your wall can accommodate it without compromising structural integrity. Also, check that your switches or outlets are compatible with a 3-1/2 inch deep box to avoid any installation issues.
Installation Considerations
I appreciated that this masonry box comes with pre-punched knockouts for conduit entry, making wiring easier. When installing, I made sure to embed it flush with the finished wall surface. It’s important to secure the box firmly into the masonry to prevent movement. If you’re not experienced with masonry work, you might want to consult a professional.
Quantity and Packaging
Since the listing mentioned “1 Per Case,” I found it convenient that I could order exactly how many boxes I needed without excess. For larger projects, buying in bulk might be more cost-effective, but for my small job, one box per case was ideal.
Price and Value
While solid masonry boxes are generally more expensive than plastic ones, I felt the investment was worth it for durability and safety. This particular product struck a good balance between quality and price, which made me confident in my purchase.
Final Thoughts
If you’re tackling a multi-switch or outlet installation in a masonry wall, I highly recommend considering a solid, deep five gang masonry box like this one. It offers the space, strength, and reliability I needed to complete my project with peace of mind. Just be sure to check your measurements, wall type, and wiring requirements before buying.
Author Profile

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Hi, I’m Sachiko Ibanez. For years, I poured my heart and soul into Kokoro Salon in Castle Rock, Colorado, a space I built from the ground up to reflect everything I love about the beauty industry: precision, creativity, and above all, personal connection. Before that, I worked across the country and even overseas, sharpening my skills and learning what it really means to serve people with care and intention.
In 2025, something new called to me. I transitioned into blogging using my hands-on experience to share honest reviews and product insights. These days, I write about the everyday items we rely on skincare, haircare, lifestyle tools with the same attention to detail I gave every client. My goal? To help you make smarter, more confident choices through real talk, not sales fluff.
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