
Sigma Electric offers a range of 1-gang electrical boxes and kits that are suitable for both indoor and outdoor use. These products are designed to provide a junction for conduits and house a single wired device such as a receptacle or switch. In this article, we will explore the different types of Sigma Electric 1-gang products available, their features, and how to open and install them. We will also discuss the benefits and applications of these products, providing a comprehensive guide to help users understand and utilize Sigma Electric 1-gang offerings effectively.
| Characteristics | Values |
|---|---|
| Product Name | Sigma Electric 1-Gang Weatherproof Box |
| Product Type | Electrical Box |
| Shape | Rectangular |
| Material | Metal |
| Colour | Gray |
| Features | Weatherproof, Junction for Conduits, Houses a Single Wired Device |
| Use | Outdoor Applications, Mounting Lampholders, Lighting Systems |
| Construction | Rugged, Die-Cast, Moisture Resistant |
| Finish | Powder-Coated for Maximum Corrosion Resistance |
| Connector Outlets | Reinforced for Secure Installation |
| Included Accessories | Mounting Lugs, Closure Plugs, Pre-installed Ground Screw, Self-Tap Screws |
| Availability | Lowe's, Amazon, Walmart |
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Weatherproofing
To weatherproof your Sigma Electric 1-Gang box, you will need to ensure that it is properly installed and sealed. The box comes with mounting lugs, closure plugs, and pre-installed ground screws to facilitate this. You can follow these steps:
- Identify the location where you want to install the box, ensuring it is an appropriate area for your intended application.
- Gather the necessary tools and hardware, including the mounting lugs, closure plugs, and ground screws provided with the box.
- Prepare the surface by cleaning and levelling it to ensure a stable installation.
- Position the box in the desired location, using the mounting lugs to secure it in place.
- Utilise the pre-installed ground screws to firmly attach the box to the surface, ensuring it is securely mounted.
- Apply a suitable sealant or caulk around the edges of the box to create a watertight seal, preventing moisture penetration.
- Allow the sealant to dry or cure, following the manufacturer's instructions for the specified drying time.
- Test the installation by exposing it to water or moisture to ensure that the box is weatherproof.
The Sigma Electric 1-Gang box can be used to house a single wired device, such as a receptacle or switch. It can also be used to mount lampholders and lighting systems in outdoor applications. When installed and sealed correctly, the box will provide a weatherproof enclosure for your electrical devices or wiring, protecting them from the elements.
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Mounting
The Sigma Electric 1-Gang Weatherproof Box is designed for mounting lampholders and lighting systems in outdoor applications. The box provides a junction for conduits and houses a single wired device such as a receptacle or switch.
The 1-Gang box is available in gray, white, and bronze metal, with a rugged, die-cast construction that prevents moisture penetration. The box is powder-coated for maximum corrosion resistance and features reinforced connector outlets for secure installation. It includes mounting lugs, closure plugs, and pre-installed ground screws for easy installation.
The Sigma Electric 1-Gang Metal While-In-Use Cover is designed to complement the 1-Gang Weatherproof Box. This cover allows an outlet to be utilized while the cover is closed and can be configured for GFCI, duplex, and round devices. It features a corner hinge that prevents moisture penetration and allows for vertical and horizontal installations. The cover is lockable to restrict unwanted access and includes hardware, a gasket, and adapter plates for various configurations.
The Sigma Engineered Solutions 14250WH Metal Electrical Outlet Box is another 1-Gang box option that offers easy mounting. This box is available in white metal and features three 1/2-inch holes. It is designed to provide a place for conduit, receptacle, or switch that is single-wired. The box is weatherproof and includes a waterproof lid (sold separately) to protect the outlet from the elements.
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Screw installation
To install the Sigma Electric 1-Gang Weatherproof Box using screws, you will need to follow these steps:
Firstly, gather the necessary hardware. The box should include mounting lugs, closure plugs, and a pre-installed ground screw. Additionally, it comes with two Phillips flat undercut head, self-tap screws. If your box does not include screws, you will need to source them separately. Ensure you have the correct size and type of screws suitable for this application.
Next, determine the desired position of the box. It can be mounted either vertically or horizontally, depending on your specific requirements. Mark the mounting holes accordingly, ensuring they are level and correctly spaced.
Using the provided screws, securely fasten the box to the desired surface through the mounting holes. Ensure the screws are tight and securely anchored to support the weight of the box and its contents.
After securing the box in place, you may need to drill out the knockouts, or "conduits," as they are sometimes called. These provide a passage for wiring to enter and exit the box. Ensure that any drilling is done carefully and that the resulting holes are free of sharp edges that could damage wiring.
Finally, perform any necessary wiring connections within the box, following appropriate electrical safety guidelines. The box is now ready for use and will provide a weatherproof and secure housing for your electrical components.
Please note that specific installation procedures may vary depending on your application and the exact model of the Sigma Electric 1-Gang box you have purchased. Always refer to the manufacturer's instructions and guidelines for the most accurate and up-to-date information.
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$6.25

Electrical safety
When working with electrical equipment, it is important to follow safety procedures to prevent accidents, injuries, and damage to the equipment. Here are some electrical safety guidelines to follow when working with the Sigma Electric 1-Gang Weatherproof Box or similar electrical equipment:
Understand the Equipment: Before attempting to open or work with the Sigma Electric 1-Gang box, ensure that you have adequate knowledge of the equipment. Read the instruction manual, understand the components, and familiarize yourself with the safety features. Knowing how the equipment works is crucial for safe handling.
Power Off: Before beginning any work, make sure that the power supply to the electrical box is completely turned off. This is essential to prevent electric shocks or short circuits. Verify that the circuit breaker or fuse supplying power to the box is switched off, and if possible, consider locking or tagging the power source to prevent accidental activation during work.
Personal Protective Equipment (PPE): Wear appropriate PPE, such as insulated gloves, eye protection, and closed-toe shoes. This will help reduce the risk of injury from electrical shocks, flying debris, or sharp edges.
Work Environment: Ensure that the work area is well-lit, dry, and free from hazards that could cause slips, trips, or falls. Keep the work area clear of any flammable materials or substances that may pose a fire risk. If working outdoors, be mindful of weather conditions and take appropriate measures to protect the work area from moisture or strong winds.
Tools and Handling: Use only tools and equipment that are specifically designed for electrical work. Ensure that all tools are properly insulated and in good condition. When handling the Sigma Electric 1-Gang box, avoid forcing any components or connections. Work with care and follow the manufacturer's instructions for opening and accessing the internal components.
Cabling and Connections: Pay close attention to cables and wiring. Identify and label cables before disconnecting or reconnecting them to ensure proper reassembly. Be cautious when routing cables to avoid pinch points or unnecessary strain on the wires. Use appropriate cable ties or clamps to secure cabling and prevent hazards.
Lockout-Tagout Procedures: If working on a live electrical circuit is unavoidable, follow proper lockout-tagout procedures to isolate the specific circuit or equipment. This will help prevent accidental energization and protect yourself and others from potential hazards.
Maintenance and Inspection: Regularly inspect the Sigma Electric 1-Gang box and its components for any signs of damage, corrosion, or wear. Ensure that all connections are secure and that there is no evidence of overheating or arcing. Replace any defective parts or components before use to maintain safe operating conditions.
By following these electrical safety guidelines, you can help ensure a safe working environment when interacting with the Sigma Electric 1-Gang Weatherproof Box or similar electrical equipment. Remember to stay vigilant, follow manufacturer instructions, and prioritize safety at all times.
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Lid fitting
The Sigma Electric 1-Gang Weatherproof Box is a rectangular exterior electrical box designed for new work installations. It is constructed from rugged, die-cast metal and features a powder coating that provides maximum corrosion resistance. This box is suitable for wet, damp, or dry locations as it effectively prevents moisture penetration.
To ensure a secure installation, the box is equipped with reinforced connector outlets and includes mounting lugs, closure plugs, and a pre-installed ground screw. The ground screw helps to ensure a safe and proper electrical ground connection.
The lid fitting process for the Sigma Electric 1-Gang box is straightforward. First, ensure that you have the correct lid for the box. The lid should be specifically designed for the Sigma Electric 1-Gang box and provide a weatherproof seal.
Next, align the lid with the box, making sure that the edges of the lid match up with the edges of the box. The lid should fit snugly and securely on top of the box. Once aligned, you can start securing the lid in place.
Depending on the specific model of the Sigma Electric 1-Gang box, there may be different methods for securing the lid. One common method is to use closure plugs that fit into corresponding holes on the lid and the box. These closure plugs ensure that the lid remains firmly in place. Another method could be to use screws that fit into pre-drilled holes on the lid and box, providing a secure attachment.
It is important to follow the manufacturer's instructions for your specific Sigma Electric 1-Gang model to ensure proper lid installation and weatherproofing.
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Frequently asked questions
You can open the Sigma Electric 1-Gang by first locating the locking mechanism on the side of the unit. Once found, use the key provided to unlock and open the device.
The Sigma Electric 1-Gang has a length, width, and height that are currently unknown.
It is currently unclear whether the Sigma Electric 1-Gang is suitable for outdoor use.











































