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Custom Sheet Metal Enclosure | Electrical Enclosure fabrication

If you’re looking for a reliable and sturdy encolsure for your electronic and electrical designs, look no further than Be-cu prototype sheet metal fabrication enclosure service.We is a China custom sheet metal enclosure manufacturer providing a 2-3 day turnaround, with iso9001:2015 quality assurance. Offering the highest level of quality in custom fabrication, we build enclosures of all styles, including rackmounts, U and L shapes, consoles and consolets, and fully custom designs.

  • +/- 1mm tolerance for overall cabinet size
  • Custom Nema electrical enclosure based on your picture or drawing
  • 2D or 3D drawing in 1 day, sample in 3 days
  • IP65/IP66 Report for All Customized Electrical Enclosures
  • You can also customize your enclosure with a variety of in-house finishes, including powdercoat, direct digital printing, grained finish and permanent marking.

There are no minimum orders, and we’ll build anything from prototypes and one-off designs, right up to high-volume manufacturing runs that take advantage of our blanket order program.

Minimal cost, time, and best quality are our purposes. Contact our experts today to learn more about using the sheet metal fabrication process for your next project.

Sheet Metal Enclosure Fabrication Features

  • 4000W high performance laser cutting machine, +/- 0.05mm accuracy. No burr, no scratching.
  • Multi-Functioning flexible welding equipment, high accuracy, no deformation.
  • +/- 0.5mm bending precision, smooth surface without bending marks.
  • 30+ welding experience workers, perfect overall appearance.
  • Expert assembling team, consistent assembly quality on every Be-Cu enclosure
  • Efficient and have high levels of accuracy
Sheet Metal Enclosure Fabrication Features
Sheet Metal Enclosure Fabrication Materials

Sheet Metal Enclosure Fabrication Materials

Sheet metal is a widely used form of raw material, usually 0.006 and 0.25 inches thick sheet used in sheet metal fabrication. Sheet metal enclosures are typically constructed from thin metal sheets, such as steel, aluminum, or stainless steel. The choice of material depends on factors like the desired strength, durability, corrosion resistance, and weight requirements.

  • Aluminum: Al 5052, 6061,6063 etc
  • Copper: C101, C110, brass (C260) etc
  • Stainless Steel: SS 301, 304, 316/316L etc
  • Steel: low carbon steel etc

Sheet Metal Fabrication Enclosure By Surface Finish

The fabricated enclosure may undergo various surface treatments and finishes, such as powder coating, painting, anodizing, or plating. These processes enhance the aesthetics, provide protection against corrosion, and improve the overall durability of the enclosure. Here are some common surface finishes used in sheet metal enclosure fabrication:

The Types of Sheet Metal Fabrication Enclosure

There are various types of sheet metal enclosures available, each designed to meet specific requirements and applications. Here are some common types of sheet metal enclosures:


Junction Box

Junction boxes are used to house electrical connections and wiring. They provide protection and organization for electrical components, ensuring safety and ease of maintenance.

Control Panel Enclosure

Control panel enclosures are used to house control panels and electrical equipment. They often have multiple doors or access points for easy access and operation of controls.

Server Rack Enclosure

Server rack enclosures are used to house server equipment and networking components. They typically have a standardized form factor, such as 19-inch width, and can accommodate multiple servers and accessories.

Instrumentation Enclosure

Instrumentation enclosures are designed to house and protect sensitive instruments and measurement equipment. They offer shielding against electromagnetic interference and environmental factors.

Equipment Enclosure

Equipment enclosures are used to house various types of equipment, such as machinery components, industrial control systems, or specialized devices. They provide protection from dust, moisture, and physical damage.

Industrial Enclosure

Industrial enclosures are heavy-duty enclosures used in industrial settings. They are designed to withstand harsh environments, vibrations, and extreme temperatures.

Outdoor Enclosure

Outdoor enclosures are built to withstand exposure to weather conditions, UV radiation, and other environmental factors. They are commonly used for telecommunications equipment, outdoor electrical components, or surveillance systems.

Wall-Mounted Enclosure

Wall-mounted enclosures are designed to be mounted on walls or other vertical surfaces. They are commonly used for housing small control panels, switches, or network equipment in confined spaces.

Rack-Mount Enclosure

Rack-mount enclosures are specifically designed to be mounted in equipment racks or cabinets. They are often used in data centers, telecommunications facilities, and server rooms.

Large Enclosure

Large sheet metal enclosure refers to a sheet metal enclosure that is designed and constructed to accommodate larger-sized equipment or systems. These enclosures are typically used to house bulky machinery, industrial systems, or large-scale components. The specific dimensions and features of a large sheet metal enclosure can vary depending on the application and requirements.

Custom enclosures are designed and fabricated to meet specific requirements that are unique to a particular application. They are tailored to accommodate specific equipment, dimensions, or functional needs.

These are just a few examples of the types of sheet metal enclosures available. The design and features of a sheet metal enclosure can be customized to suit the specific needs of the equipment or application it is intended for.

Custom Sheet Metal Fabrication Enclosure & Parts Gallery

BE-CU prototype performed complete sheet metal enclosure fabrication services. Cutting, punching, bending, welding, and assembling are among our operations. Sheet metal boxes are useful in numerous industries. Such as electronics, automotive and offshore industries, and more. Moreover, BE-CU can create custom sheet metal enclosure to meet your specifications. Whatever your application is, we have sheet metal that will work best for its fabrication.

BE-CU prototype provides sheet metal enclosure fabrication and several secondary and support service to take your project from start to finish. Request a quote for your metal box project today or contact us to learn more about our sheet metal enclosure fabrication process.

What Is The Process Of Sheet Metal Enclosure Fabrication?

The process of sheet metal enclosure fabrication involves several steps to transform flat sheets of metal into a finished enclosure. Here is a general overview of the fabrication process:


Design and Engineering

The fabrication process begins with the design and engineering of the sheet metal enclosure. This includes determining the dimensions, layout, and specific features required to meet the functional and aesthetic requirements of the enclosure. CAD software is often used to create detailed designs.

Material Selection

The appropriate sheet metal material is selected based on factors such as strength, durability, corrosion resistance, and weight requirements. Common materials used for sheet metal enclosures include steel, aluminum, and stainless steel.

Sheet Metal Cutting

The selected sheet metal is cut into the desired shapes and sizes. Various cutting techniques may be used, including shearing, laser cutting, or waterjet cutting. The goal is to precisely cut the sheet metal according to the design specifications.

Forming and Bending

The cut sheet metal is then shaped and bent to form the enclosure’s components, such as walls, corners, and flanges. This is typically achieved using techniques like press brake bending or roll forming. Forming tools and dies are used to achieve accurate and consistent shapes.

Joining and Welding

The different components of the sheet metal enclosure are joined together through welding or fastening methods. Welding is commonly used to create strong and permanent joints. Fasteners such as screws, rivets, or adhesive bonding may also be used, depending on the design and application.

Surface Treatment and Finishing

The fabricated enclosure may undergo various surface treatments and finishes to enhance its appearance and protect it from corrosion. This can include processes such as powder coating, painting, anodizing, or plating. Surface preparation, such as cleaning and sanding, is typically performed before applying the desired finish.

Assembly and Integration

Any necessary accessories, such as hinges, latches, gaskets, or cable entry points, are installed to complete the assembly of the sheet metal enclosure. This allows for proper access, sealing, and functionality. Electrical components or other equipment may also be integrated into the enclosure during this stage.

Quality Control and Inspection

Throughout the fabrication process, quality control measures are implemented to ensure the finished sheet metal enclosure meets the required specifications and standards. Inspection is carried out to check for dimensional accuracy, proper fit, weld quality, and overall quality of the finished product.

The sheet metal enclosure fabrication process requires skilled craftsmanship, precision equipment, and adherence to quality standards. The specific steps and techniques used may vary depending on the complexity of the design and the requirements of the enclosure. Collaboration between designers, engineers, and fabricators is essential to ensure the successful fabrication of sheet metal enclosures.

Online Cooperate With Sheet Metal Enclosure Fabrication Company

Be-cu works with customers all over the world to bring customers ideas to life with the highest quality precision engineered metal components on the planet. We have both precision sheet metal enclosure fabrication capabilities that include both conventional and modernized production line. If you are looking for a partnership to help you apply new tools and technologies, or help you fully realize your design vision, let us help you move your business forward, contact our team ([email protected])or quote online today to get the conversation started.