8 Best Exterior Electrical Box for 2024

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Introducing the 8 Best Exterior Electrical Box for 2023Are you in search of the top exterior electrical boxes for the year 2023? Look no further, as we have compiled a comprehensive list of the 8 best options available in the market. Whether you are a homeowner or an electrician, selecting the right exterior electrical box is crucial for ensuring safety and durability. With the advancement of technology and evolving construction standards, it is essential to stay updated with the latest and most reliable products. Our expertly curated selection includes a range of durable and weather-resistant electrical boxes that are designed to withstand the elements while providing optimal functionality. Stay tuned to discover the top exterior electrical box options for 2023 and make an informed decision for your electrical needs.

Sigma Engineered Solutions, Gray Sigma Electric 14250 1/2-Inch 3 Hole 1-Gang Box

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Overall Score: 9/10

The Sigma Engineered Solutions Gray Sigma Electric 14250 1/2-Inch 3 Hole 1-Gang Box is a reliable and sturdy storage solution for your electrical needs. This box features three 1/2-in knockouts and an 18.3 cu. in. capacity, providing ample space for all your conduit requirements. It can house a single wired device, such as a receptacle or switch, in both vertical and horizontal orientations. The die-cast construction and powder coating ensure corrosion resistance, making it suitable for wet locations and NEMA 3R rated. The box comes with a pre-installed ground screw, closure plugs, mounting lugs, and self-tap screws for easy installation. With its excellent customer rating and positive reviews, this Sigma Electric 14250 1/2-Inch 3 Hole 1-Gang Box is a top choice for any electrical project.

The Sigma Engineered Solutions Gray Sigma Electric 14250 1/2-Inch 3 Hole 1-Gang Box is a highly recommended storage product for electrical purposes. Its robust construction, ample space, and versatile orientation options make it a reliable choice for any electrical project. The box’s corrosion-resistant properties and suitability for wet locations add to its appeal. However, the non-removable outlet mounting plates and potential issues with screw fit may be a drawback for some users. Keep in mind that the slim mounting plates for the cover may rust in outdoor use. Overall, this product provides excellent value for its price and is a popular choice among customers.

BELL PSB37550GY Weatherproof Threaded Outlets – Gray

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Overall Score: 8/10

The BELL PSB37550GY Single-Gang Weatherproof Three 1/2 in. or 3/4 in. Threaded Outlets is a durable and reliable storage product for both indoor and outdoor applications. Made with high impact PVC construction, this gray outlet can be used with 1/2 in. or 3/4 in. conduit. It includes 3/4 in. closure plugs and reducer bushings, and comes with all necessary mounting hardware. With multi-lingual instructions included in each package, installation is made easy. The product dimensions are 2.00Lx3.88Wx5.38H, making it compact and space-saving. Customers have given this product a rating of 4.7/5, praising its functionality and quality.

The BELL PSB37550GY Single-Gang Weatherproof Three 1/2 in. or 3/4 in. Threaded Outlets is a reliable and durable option for all your storage needs. With its high impact PVC construction, it ensures longevity and protection for your electrical connections. The included closure plugs and reducer bushings add to its versatility. The product delivers on its promises with easy installation and clear instructions. However, there is a possibility of missing parts, which can be an inconvenience. Overall, this weatherproof outlet offers great value for its price and is a solid choice for various applications.

Sigma Electric 143854WH 5 Hole Round Box

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Overall Score: 8/10

The Sigma Engineered Solutions White Sigma Electric 143854WH 1/2-Inch 5 Hole Round Box is a reliable and versatile junction box suitable for various electrical applications. It can be used to provide a junction for conduits or to mount lampholders and lighting systems. With five 1/2-inch knockouts and a 16 cu. in. capacity, this box offers ample space for wiring connections. The die-cast construction and corrosion-resistant powder coating ensure durability and long-term performance. Additionally, it is UL and CSA listed, making it suitable for wet locations. The package includes mounting lugs, closure plugs, and a pre-installed ground screw for your convenience. Please note that no mounting hardware is included. Overall, the Sigma Electric 143854WH 1/2-Inch 5 Hole Round Box is a reliable and efficient solution for all your electrical needs.

The Sigma Electric 143854WH 1/2-Inch 5 Hole Round Box is a solid choice for anyone in need of a reliable and versatile junction box. Its durable construction and corrosion-resistant coating ensure long-lasting performance, making it suitable for wet locations. The included mounting lugs and closure plugs provide added convenience. However, it’s worth noting that some users have reported confusion regarding the thread size. It would be beneficial if the product came with mounting hardware. Overall, this box offers great value for its price and is recommended for anyone in need of a high-quality electrical box.

LeMotech ABS Plastic Waterproof Junction Box

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Overall Score: 8/10

The LeMotech ABS Plastic Dustproof Waterproof IP65 Junction Box is a reliable and versatile storage solution for your electrical projects. Made with high-quality ABS plastic material, this junction box offers excellent impact resistance and electrical insulation, ensuring that your equipment is protected even in harsh environments. It is safe and certificated with CE RoHS compliance and an IP65 waterproof rating, which means it is free of hazardous substances and can effectively block splashing water, rain, dust, snow, oil, and UV. The box is suitable for both indoor and outdoor use, sealing well with rustproof screws. With its extensive applications, this junction box is perfect for residential homes wiring, connecting electrical devices, and protecting and connecting electrical equipment for machines and motors.

The LeMotech ABS Plastic Dustproof Waterproof IP65 Junction Box is a durable and reliable storage solution for electrical projects. With its sturdy construction and excellent impact resistance, it ensures that your equipment is well-protected. The CE RoHS compliance and IP65 waterproof rating make it safe to use in various environments. Whether you need to use it indoors or outdoors, this junction box effectively blocks water, dust, and UV rays. While the screws may strip easily, the box itself provides a secure and tight seal. Overall, this junction box is a versatile option for residential and industrial applications. Just be mindful of the thin plastic material and consider using stronger screws for added durability.

Gray Sigma Electric 14256 3/4-Inch 3 Hole 1-Gang Deep Box

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Overall Score: 9/10

The Gray Sigma Electric 14256 3/4-Inch 3 Hole 1-Gang Deep Box is a versatile storage solution that provides a junction for conduits or can house a single wired device such as a receptacle or switch. It features three 3/4-in knockouts and extra deep 25.5 cu. in. capacity, making it suitable for various wiring needs. The box includes mounting lugs, closure plugs, and a pre-installed ground screw for easy installation. With its die-cast construction and powder-coated finish, it offers excellent corrosion resistance. Additionally, the product is UL and CSA listed, suitable for wet locations, and NEMA 3R rated. Overall, this Gray Sigma Electric box is a reliable and durable storage solution for any wiring project.

The Gray Sigma Electric 14256 3/4-Inch 3 Hole 1-Gang Deep Box is a reliable and sturdy storage solution for electrical wiring. Its ample capacity and knockouts provide flexibility for different wiring configurations. The included mounting lugs, closure plugs, and pre-installed ground screw make installation hassle-free. The die-cast construction and powder-coated finish ensure long-term durability and corrosion resistance. With UL and CSA listings, this box is suitable for wet locations, making it a versatile choice. Overall, the Gray Sigma Electric 14256 Deep Box offers excellent quality and functionality for any electrical project, making it a recommended storage product.

ENERLITES Round Weatherproof Outlet Box

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Overall Score: 8.2/10

The ENERLITES 4” Diameter Round Weatherproof Outlet Box is designed for outdoor and moisture-prone applications. With a sleek and sturdy die-cast metal construction, this box effectively seals out moisture, dust, debris, and insects, ensuring the protection of your outdoor receptacles. It features five 0.50” diameter threaded holes, making it perfect for housing a two-gang switch or receptacle configuration. Ideal for use in warehouses, pool houses, patios, and more! The box is compatible with 4-inch diameter weatherproof covers, offering versatility and convenience. Its dimensions are 4.05” Length x 1.57” Depth x 5.40” Height, and it comes in a stylish grey color. Overall, this round weatherproof outlet box provides durability and reliability in outdoor settings.

The ENERLITES 4” Diameter Round Weatherproof Outlet Box is a reliable and versatile solution for outdoor electrical needs. Its sturdy construction ensures protection against moisture and other outdoor elements, making it suitable for a range of applications. While it may require larger screws for the mounting bracket and has a minor issue with the material description, its durability and compatibility with weatherproof covers make it a worthwhile investment. Whether you need to house switches or receptacles in warehouses, pool houses, or patios, this round weatherproof outlet box has got you covered.

Greenfield RB25BRS Weatherproof Electrical Outlet Box

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Overall Score: 8/10

The Made in The U.S.A. Greenfield RB25BRS Series Weatherproof Electrical Outlet Box in Bronze is a durable and reliable option for your electrical needs. Made in the U.S.A, this outlet box is UL Listed and weatherproof, ensuring its quality and performance. It is made of diecast aluminum alloy with a durable powdercoat finish, making it corrosion resistant. The box is easy to install, providing convenience for users. With its bronze color, it adds a touch of style to your outdoor space. The dimensions of the box are 5.52Lx4.20Wx1.63H. Overall, this electrical outlet box offers excellent protection and functionality for your electrical connections.

The Made in The U.S.A. Greenfield RB25BRS Series Weatherproof Electrical Outlet Box is a reliable and durable option for protecting your electrical connections. It is made in the U.S.A and offers excellent weatherproof and corrosion-resistant features. The easy installation makes it convenient for users. Although it may lack certain components like mounting brackets and have occasional quality control issues, overall it performs well. With a score of 8 out of 10, this outlet box is recommended for those looking for a sturdy and functional solution for their outdoor electrical needs.

Weatherproof Rectangular Exterior Electrical Outlet Box

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Overall Score: 8/10

The Sealproof 1-Gang 3 1/2-Inch Holes Weatherproof Rectangular Exterior Electrical Outlet Box is a heavy duty and weatherproof solution to protect your electrical circuits from rain and dirt. It is made with high-quality die-cast aluminum construction and a powdercoat finish. The box includes mounting lugs, closure plugs, and self-threading ground screws for easy assembly. With a depth of 2 inches, it offers ample space for a weather resistant GFI outlet. The box is UL Listed and comes in a stylish grey color. Its size of 3 holes makes it versatile for various applications. Whether you need to install an outdoor outlet or set up a generator connection, this Sealproof box is a reliable choice.

The Sealproof 1-Gang 3 1/2-Inch Holes Weatherproof Rectangular Exterior Electrical Outlet Box is a reliable and durable choice for protecting your electrical circuits outdoors. With its heavy duty construction and weatherproof finish, it ensures that rain and dirt won’t disrupt your electrical connections. The box offers ample space for a weather resistant GFI outlet and comes with all the necessary hardware for easy assembly. While the mounting tabs could use a powder coated finish and the size might be limiting for certain applications, overall, the Sealproof box provides great value and functionality. Whether you’re installing an outdoor outlet or setting up a generator connection, this box has you covered.

Buyer's Guide: Exterior Electrical Box

UL LISTED, WEATHERPROOF, and DURABLE – these are just some of the qualities you should look for in an exterior electrical box. Whether you’re upgrading your outdoor lighting, setting up a new security system, or simply adding more outlets, choosing the right electrical box is key to ensuring a safe and reliable outdoor electrical installation. To help you navigate through the wide range of options available, we have prepared this comprehensive buyer’s guide. So, let’s dive in!

Things to Consider

Before you make a purchase, consider the following factors to ensure you select the perfect exterior electrical box for your needs:

1. UL Listing: Ensure the box has been tested and approved by UL (Underwriters Laboratories) to meet safety standards.
2. Weather Resistance: Look for a box specifically designed to withstand the outdoor elements, including rain, snow, sunlight, and extreme temperatures.
3. Material: Choose a box made from a durable material such as PVC, polycarbonate, or die-cast aluminum to ensure longevity and protection against corrosion.
4. Size and Capacity: Consider the number of electrical connections or devices you need the box to accommodate. Verify the dimensions and confirm it meets your requirements.
5. Mounting Options: Determine whether you need a surface-mounted box or one that can be recessed into the wall. Choose the appropriate mounting method for your specific installation.
6. Accessibility: Some projects may require easy access to the wiring inside the box. In such cases, select a box with a hinged or removable cover for easier maintenance and troubleshooting.

Types of Exterior Electrical Boxes

To cater to various installation requirements, there are different types of exterior electrical boxes available. Here are some common ones:

• Weatherproof Boxes: Ideal for most outdoor electrical installations, these boxes are designed to protect against moisture and dust.
• Junction Boxes: Used for connecting and insulating electrical wires, junction boxes are essential for outdoor electrical connections.
• Light Fixture Boxes: These boxes are specifically designed for mounting light fixtures, providing a secure base and protecting the electrical connections.
• Outlet Boxes: Perfect for outdoor outlets, these boxes allow you to install exterior electrical receptacles for convenient power access outdoors.
• Switch Boxes: Used for mounting outdoor switches, these boxes offer protection for the electrical connections while enabling control of outdoor lights, fans, or other devices.

Installation Tips

To ensure a successful installation, keep the following tips in mind:

• Plan your installation: Carefully evaluate your outdoor electrical needs before starting the installation process. This will help you determine the appropriate box and wiring requirements.
• Follow local codes: Familiarize yourself with the local building codes and regulations before installing the electrical box. Ensure compliance to guarantee safety and avoid potential issues.
• Turn off the power: Always disconnect the power supply and test for voltage to ensure a safe work environment before beginning any electrical work.
• Proper grounding: Ensure the grounding is correctly established when connecting outdoor electrical boxes. Improper grounding can lead to electrical hazards.
• Seal the connections: Use waterproof and UV-resistant sealants or silicone caulking to seal the connections between the box and the conduit or wiring. This helps prevent moisture ingress and extends the lifespan of the installation.