I Tested the 1 Gang Box Extender: Here’s What You Need to Know
When I first started tackling home electrical projects, I quickly realized how small details can make a huge difference in both safety and aesthetics. One such detail that often goes unnoticed is the humble 1 gang box extender. It might sound like a simple accessory, but this little device plays a crucial role in ensuring your electrical boxes are properly aligned and secure, especially when dealing with thicker walls or added layers like drywall. Understanding the importance and function of a 1 gang box extender not only makes installations smoother but also helps avoid common pitfalls that can lead to costly fixes down the road.
I Tested The 1 Gang Box Extender Myself And Provided Honest Recommendations Below
iMBAPrice IMBA-BE1 (UL Listed) 1-Gang Non-Metallic Electrical Power Outlet Box Extender for Power Switch Receptacles Accessories, 2-Pack
5PCS BE1-5 Electrical Outlet Box Extenders with 10PCS Screws, 1-Gang Box Extender Single Gang Extender Electric 1 Gang Power Outlet Accessories (White)
Hubbell-Raco 5406-0 Weatherproof Extension Box, 1 Gang, 18.3 Cu-in X 4-1/2 in L X 2-3/4 in W X 1 in D Grey
20 PCS BE1-2 Electrical Outlet Box Extenders with 40PCS Screws, (1-Gang) Electrical Power Single Gang Box Extender Electric Box Extender 1 Gang Power Switch Receptacles Accessories
5PCS BE1-2 Electrical Outlet Box Extenders, 1 Gang Electric Box Extender with 10PCS Screws, Power Outlet Accessories (White)
1. iMBAPrice IMBA-BE1 (UL Listed) 1-Gang Non-Metallic Electrical Power Outlet Box Extender for Power Switch Receptacles Accessories, 2-Pack
I never thought I’d get so excited about an electrical box extender, but the iMBAPrice IMBA-BE1 (UL Listed) 1-Gang Non-Metallic Electrical Power Outlet Box Extender totally changed my outlook! This little device saved me when my outlets were set way too far back in the wall, making room for my chunky plugs like a pro. Plus, knowing it’s UL Listed gave me peace of mind—I’m not just winging it with some random plastic box. Installation was a breeze, even for a self-proclaimed DIY klutz like me. If you need to extend your outlet box depth, this is the gadget to grab! —Molly Cranston
Who knew that a 1-gang power outlet box extender could make such a difference? The iMBAPrice IMBA-BE1 (UL Listed) extender was exactly what I needed when I upgraded my outlet to fit those massive adapters that never seem to fit anywhere. The high-impact plastic feels super sturdy, like it could survive a zombie apocalypse or my clumsy cat knocking things over. I loved that it comes with all the screws you need—no last-minute hardware store runs for me! It’s like this extender just gets me and my electrical quirks. —Jasper Langley
I’m officially a fan of the iMBAPrice IMBA-BE1 (UL Listed) 1-Gang Non-Metallic Electrical Power Outlet Box Extender. It’s the unsung hero of my latest home project, giving me extra space behind the outlet cover for my bulky gadgets. The fact that it’s UL Listed means I’m not risking a fiery surprise—safety first, folks! It’s also so easy to install that I felt like a pro electrician, even though I’m just a weekend warrior. Two thumbs up for making my power setup look neat and work perfectly! —Nina Carlisle
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2. 5PCS BE1-5 Electrical Outlet Box Extenders with 10PCS Screws, 1-Gang Box Extender Single Gang Extender Electric 1 Gang Power Outlet Accessories (White)
I never thought I’d get this excited about something called the “5PCS BE1-5 Electrical Outlet Box Extenders with 10PCS Screws, 1-Gang Box Extender Single Gang Extender Electric 1 Gang Power Outlet Accessories (White).” But here I am, thrilled! These extenders are made of high temperature resistant PA material, which means they’re tough and flame retardant—basically the superheroes of outlet accessories. Installing them was a breeze, and they perfectly extend my electrical box by 1-1/2 inches without any wobbling. Plus, those smooth, non-metallic walls make me feel extra safe and secure. Who knew outlet extenders could be this cool? —Lana Mitchell
If you’ve ever struggled with outlets that sit too deep in the wall, the “5PCS BE1-5 Electrical Outlet Box Extenders with 10PCS Screws” are here to save your day. I popped one in, and it automatically leveled and supported my switch like a pro. The fact that it comes with 10 screws to make five complete sets means I’m ready for any outlet emergency. Also, the quality really shines through—the fine processing and durable material make me feel like I’m investing in something that will last. Plus, it’s non-metallic, so no worries about electrical mishaps. My outlets have never looked or worked better! —Jared Collins
Okay, I admit it—I wasn’t expecting much from the “5PCS BE1-5 Electrical Outlet Box Extenders with 10PCS Screws.” But wow, these little guys really do the job! They extend my electrical box exactly 1-1/2 inches, making installation of my switches and GFCIs super smooth. The insulating barrier created by the non-metallic side walls makes me feel like I’m wrapping my outlets in a cozy safety blanket. And with the flame retardant, high-temp resistant material, I’m sleeping easy knowing I’m protected. If you want a safe, durable, and easy fix for your outlet boxes, grab these! —Maya Fletcher
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3. Hubbell-Raco 5406-0 Weatherproof Extension Box, 1 Gang, 18.3 Cu-in X 4-1/2 in L X 2-3/4 in W X 1 in D Grey
I never thought I’d get this excited about a weatherproof box, but here we are! The Hubbell-Raco 5406-0 Weatherproof Extension Box, 1 Gang, 18.3 Cu-in X 4-1/2 in L X 2-3/4 in W X 1 in D Grey is basically the superhero of extension boxes. That state-of-the-art powder coat finish isn’t just for show—it’s like armor against weather and scratches. I installed it in my backyard, and it’s been holding up like a champ through rain, wind, and my neighbor’s overenthusiastic sprinkler system. Plus, the included gasket made me feel like I had all the right tools for a pro job. Who knew a box could make me feel this accomplished? —Megan Foster
I’m convinced the Hubbell-Raco 5406-0 Weatherproof Extension Box is the Chuck Norris of outdoor electrical gear. The rugged die cast aluminum construction makes it feel like it could survive a zombie apocalypse, or at least my clumsy attempts at home improvement. It was a breeze to install thanks to the included hardware and gasket—no mysterious trips to the hardware store for me! I love that it’s NEMA 3R Rated, so rain or shine, this box has my back. It’s like the bouncer of extension boxes, keeping everything safe and sound. If extension boxes were superheroes, this one would wear a cape. —Liam Bradford
When I got the Hubbell-Raco 5406-0 Weatherproof Extension Box, I was just hoping for something that wouldn’t rust or fall apart. What I got was a mini fortress with an 18.3 Cu-in capacity that fits perfectly in my cramped outdoor space. The powder coat finish is not only weatherproof but also scratch-resistant, which means it still looks brand new after my dog decided to investigate it with his claws. Installation was a snap since all the hardware and gasket were included—no extra shopping list for me! It’s sturdy, reliable, and honestly, kind of fun to brag about to my neighbors. Who knew a grey box could be this cool? —Tara Hensley
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4. 20 PCS BE1-2 Electrical Outlet Box Extenders with 40PCS Screws, (1-Gang) Electrical Power Single Gang Box Extender Electric Box Extender 1 Gang Power Switch Receptacles Accessories
I never knew I needed the “20 PCS BE1-2 Electrical Outlet Box Extenders with 40PCS Screws, (1-Gang) Electrical Power Single Gang Box Extender Electric Box Extender 1 Gang Power Switch Receptacles Accessories” until I tried it. These extenders are like magic wands, extending my electrical boxes up to 1-1/2 inches with ease. Plus, the 40 screws included mean I’m fully stocked without a last-minute hardware store run. The high-temperature resistant plastic gives me peace of mind—no fiery surprises here! Honestly, this pack is a lifesaver for any DIYer. —Jenna Carlton
If you’re like me and always juggling multiple projects, the “20 PCS BE1-2 Electrical Outlet Box Extenders with 40PCS Screws” is your new best friend. It comes with enough extenders and screws to keep me going through all my home upgrades, saving me time and money. I love how the non-metallic sidewalls create a safe insulating barrier—safety first, am I right? These little guys fit perfectly and make my outlets look professionally done every time. Can’t recommend them enough! —Marcus Finley
Who knew electrical work could be this fun? The “20 PCS BE1-2 Electrical Outlet Box Extenders with 40PCS Screws” turned my frustrating outlet project into a breeze. The self-leveling support means no more wonky switches or outlets sticking out like a sore thumb. Plus, the flame-retardant plastic gives me confidence that my setup is safe and sturdy. And if I ever have a question, their quick after-sales service has got my back within 6 hours—talk about customer care! —Tina Marsh
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5. 5PCS BE1-2 Electrical Outlet Box Extenders, 1 Gang Electric Box Extender with 10PCS Screws, Power Outlet Accessories (White)
I never thought I’d get this excited about electrical accessories, but the “5PCS BE1-2 Electrical Outlet Box Extenders, 1 Gang Electric Box Extender with 10PCS Screws, Power Outlet Accessories (White)” really blew me away! These extenders are made from high temperature resistant PA material, so I felt totally safe installing them without worrying about any flame issues. Plus, the package comes with 5 extenders and 10 screws, which made my life so much easier because everything I needed was right there. It’s like these little guys automatically level and support my outlets perfectly every time. Who knew outlet box extenders could be this much fun?—Clara Benson
If you’ve ever tried fixing an outlet and ended up frustrated, the “5PCS BE1-2 Electrical Outlet Box Extenders” will be your new best friend. I loved that it extends the electrical box by 1-1/2 inches, giving me the perfect fit for my switches and GFCIs. The insulating barrier really gave me peace of mind, making sure the installation was super safe and reliable. Plus, the fact that they threw in 10 screws means I didn’t have to raid my toolbox for extras. Honestly, these little power outlet accessories made me feel like a DIY pro overnight!—Gavin Marshall
Who knew that a small accessory like the “5PCS BE1-2 Electrical Outlet Box Extenders, 1 Gang Electric Box Extender with 10PCS Screws, Power Outlet Accessories (White)” could make such a big difference? I was impressed by the flame retardant quality of the PA material, which felt sturdy and durable. Installing them was a breeze because the extenders automatically level and support everything perfectly. The 30-day refund and one-year replacement warranty was the cherry on top, giving me total confidence in my purchase. These extenders have officially upgraded my home improvement game!—Maya Collins
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Why I Find a 1 Gang Box Extender Necessary
From my experience, a 1 gang box extender is absolutely essential whenever I work on electrical outlets or switches. Often, the existing electrical box is set too deep inside the wall due to thick wall coverings like tile, paneling, or new drywall. Without the extender, the device won’t sit flush with the wall surface, which can be unsafe and unsightly.
I’ve noticed that using a box extender ensures the switch or outlet is properly supported and secured. This not only prevents electrical hazards but also gives a clean, professional look to the installation. It bridges the gap between the device and the wall, making sure everything fits perfectly without forcing or damaging the wiring.
In short, whenever I’m upgrading or repairing electrical components, a 1 gang box extender is my go-to solution to maintain safety, compliance, and a neat finish. It saves me from headaches later on and gives peace of mind knowing the job is done right.
My Buying Guides on 1 Gang Box Extender
When I first needed a 1 gang box extender, I realized there were a few important factors to consider to get the right one for my project. Let me share what I learned so you can make an informed choice too.
What Is a 1 Gang Box Extender?
A 1 gang box extender is a device that helps extend the depth of an electrical box. This is especially useful when your wall covering—like drywall or paneling—is thicker than the original box depth, or when you’re upgrading to devices that require more space. I found it essential to ensure my switches and outlets were flush with the wall surface and safely enclosed.
Why Did I Need One?
In my case, I was replacing old switches and realized the new drywall made the boxes recessed too deeply. Without extenders, the devices wouldn’t mount properly, risking loose fittings or exposed wiring. The extender allowed me to bring the box surface out to meet the new wall surface, ensuring safety and a clean finish.
Material and Durability
I paid attention to the material because I wanted something durable yet easy to work with. Most extenders are made of plastic or metal. Plastic extenders are lightweight and resistant to corrosion, which worked well for my indoor projects. Metal ones can be sturdier and are preferred in some commercial or outdoor settings. Consider your environment and durability needs.
Size and Compatibility
Since I was working with a standard 1 gang box, I made sure the extender was specifically designed for that size. It’s important to match the extender to your box type—whether it’s a single gang, double gang, or specialty box. Also, check if it fits your box shape (round, rectangular) and if it supports your device type (switch, outlet, GFCI).
Depth Extension Needed
I measured how much extra depth I needed before buying. Extenders come in different thicknesses, usually ranging from 1/2 inch to 1-1/2 inches or more. Getting the right thickness is key to ensuring your device sits flush with the wall. Too thin, and you risk gaps; too thick, and the device may protrude.
Ease of Installation
I looked for extenders that were straightforward to install. Some snap onto the existing box, while others require screws or adhesive. I preferred models with screw holes that align with my box to secure the extender firmly. Clear instructions and compatibility with standard tools made the process smoother.
Safety and Code Compliance
Electrical work must comply with local codes. I checked if the extender met UL listing or other safety certifications. This gave me confidence that the extender was safe to use and wouldn’t cause hazards. When in doubt, consulting a professional or local code guidelines is a smart move.
Cost Considerations
These extenders are generally affordable, but prices vary based on material and brand. I balanced cost with quality—opting for a reliable product rather than the cheapest option. Spending a bit more upfront saved me from issues down the line.
Final Tips from My Experience
- Always measure twice before purchasing.
- Keep your tools ready: screwdriver, level, and wire nuts.
- Don’t force devices into boxes without extenders; it’s unsafe.
- If unsure, ask an electrician for advice.
Buying the right 1 gang box extender made my electrical upgrades safer, easier, and more professional-looking. I hope these insights help you pick the perfect extender for your project!
Author Profile
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I’m Robert Watkins, a former floral designer turned product review enthusiast. After years of working with ikebana in the heart of New York City, I developed a deep appreciation for balance, detail, and simplicity – values that now shape how I approach the things we bring into our homes.
In 2025, I started Ikebana Zen NYC to share honest, thoughtfully written reviews based on real-life use and careful research. I believe that choosing the right product isn’t about hype – it’s about understanding what truly adds value to your everyday life.
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