The electrical enclosure industry is thriving, and for a good reason. As an essential part of any electrical system, enclosures play a crucial role in safeguarding your equipment from potential harm.
In this article, we’ll dive deep into the world of the top 50 electrical enclosure manufacturers, showcasing their expertise, innovative designs, and the unique features that set them apart from the rest.
| List of Best Electrical Enclosures Manufacturers | Location |
| Nema Enclosures Manufacturing of Texas, LLC | USA |
| Saginaw Control and Engineering | USA |
| Atlas Mfg | USA |
| Schaefer’s Electrical Enclosures | USA |
| Polycase, Inc | USA |
| APX Enclosures, Inc | USA |
| Bison Profab | USA |
| Dalsin Industries | USA |
| Austin Electrical Enclosures | USA |
| Stahlin Enclosures | USA |
| Detronic Industries, Inc | USA |
| Electrix International Ltd | USA |
| States Manufacturing Corporation | USA |
| Integra Enclosures Ltd | USA |
| Selco Manufacturing Corp | USA |
| Rockett Inc | USA |
| EPI-Electrical Enclosures | USA |
| Triton Industries, Inc | USA |
| Ningbo Dayang Enclosures Co., Ltd | China |
| Liaoning Smile Technology Co., Ltd | China |
| Ningbo New Sanhe Electric Contact Co., Ltd | China |
| Shanghai Saipwell Electric Co., Ltd | China |
| Zhejiang B&J Electrical Co.,Ltd | China |
| Ningbo Sunyoung Enclosure Co., Ltd | China |
| Ningbo Darer Enclosure Co., Ltd | China |
| Tangshan Zhengcheng Electric Co., Ltd | China |
| Shenzhen Hongfa Shunda Mould Co., Ltd | China |
| Kunshan Wanxie Electronic Technology Co., Ltd | China |
| Jiangmen Yoco Co., Ltd | China |
| Wuhan Superlieur Technology Co | China |
| Zhejiang Zhegui Electric Co., Ltd | China |
| Anhui Lanrun Zhenghua Electronics Co | China |
| Suzhou Langji Technology Co., Ltd | China |
| Shenzhen Okm Electronics Co | China |
| Shanghai Saipwell Electric Co | China |
| Zhongde (Beijing) Machinery Equipment Co | China |
| Hammond Manufacturing Ltd | Canada |
| XACT Engineered Manufacturing Solutions | Canada |
| Grainger Electrical Enclosures | Canada |
| Graybar Electrical Boxes & Enclosures | Canada |
| Cole-Parmer Electronics Enclosures | Canada |
| Solution Control Systems Inc | Canada |
| Code Electric Enclosure | Canada |
| Inprotech Inc | Canada |
| IP Enclosures UK | UK |
| Deltron Enclosures | UK |
| JC Metalworks | UK |
| INDU-ELECTRIC Power Distribution UK | UK |
| Expert Electrical Supplies Ltd | UK |
| OKW Enclosures Ltd | UK |
Nema Enclosures Manufacturing of Texas, LLC
Nema Enclosures, founded in 1987 by a NASA employee in Houston, is a leading custom make-to-order electrical enclosure manufacturer on the Gulf Coast. The company focuses on third-party certification and customization of its products. Its specialty lies in small-scale custom enclosures with specific credentials for installation worldwide. Nema Enclosures’ wide range includes wall mount enclosures, MCC drop-over enclosures, and multi-door multiple-compartment models that house electrical and pneumatic devices.
They offer many high-quality features such as a continuous hinge, concealed hinge, clamp style latch, 3-point turn latch, quarter-turn latch, and clamp cover. Nema Enclosures uses carbon steel, aluminum, and stainless steel to manufacture over 1300 standard enclosure configurations. The company provides third-party certifications like UL, C-UL, ATEX, and IECEx to ensure its products meet global standards. Nema Enclosures offers a free online customization tool specializing in low-volume, high– mixed enclosures.
Saginaw Control and Engineering
Saginaw Control and Engineering is a company that has been serving the electrical industry since 1963. They specialize in manufacturing standard stock, custom-designed enclosures, and precision sheet metal fabrications. Their two manufacturing facilities use state-of-the-art equipment technology, including automated forming, fiber optic laser cutting and welding technology, and seamless pour-in-place gasket.
In addition to their manufacturing facilities, they have distribution centers throughout the US. They offer various steel options for their electrical enclosures, including carbon steel, galvanized steel, or 304 or 316 stainless steel, and manufacture multiple NEMA types, including Type 1, 3, 3R, 3S, 4, 4X, and 12. They also offer fully custom enclosures and their Customized Standard Enclosure program.
Atlas Mfg
Atlas is an electrical enclosure manufacturer specializing in high-precision, custom sheet metal fabrication for Original Equipment Manufacturers (OEMs). They have a team of specialized engineers who work with clients to ensure all unique requirements are met. The company has state-of-the-art equipment, including laser cutting and bending technology, and is an ISO 9001:2015 certified manufacturer.
Atlas has been in business since 1962 and has 75,000 square feet of manufacturing space. They specialize in complex projects requiring multiple SKUs and build long-lasting client relationships. Atlas is committed to quality and repeatability and creates carefully designed strategies to guarantee that each piece is identical.
Schaefer’s Electrical Enclosures
Schaefer’s Electrical Enclosures is a tier-one manufacturer that provides custom enclosures for various industries. They use a lean manufacturing philosophy and an agile workforce to create solutions tailored to the client’s needs. They offer standard, modified, and custom electrical enclosures and serve industries like energy, telecom, and OEM equipment applications.
Schaefer’s started in 1986 in Advance, Missouri, and moved to Scott City, Missouri, to pursue growth opportunities. They pride themselves on offering excellent customer service and products built to high standards. Schaefer is experienced in working with a broad range of industries, OEMs, and products, and they offer design and drafting support.
Polycase, Inc
Polycase has been a leading manufacturer of electronic enclosures and NEMA junction boxes for over 65 years, providing thousands of high-quality products to fit the specific needs of different projects. They offer CNC machining and digital printing services to tailor off-the-shelf enclosures to meet clients’ requirements.
The company operates an e-commerce-based business model that enables them to sell and ship directly to the end user, cutting costs and saving time. Polycase is committed to providing exceptional customer service, with various modification options available. They also support local philanthropic institutions and have a strong culture of respectful engagement within their team.
APX Enclosures, Inc
APX Enclosures, Inc. is a company that specializes in providing high-quality enclosures for telecommunications, security, and public works industries. They were recently honored with the Small Business of the Year Award from the Franklin County Area Development Corporation for their “unprecedented success and growth.”
APX Enclosures offers a thermal protective coating that can be applied to any enclosure. This coating reflects 95% of the direct solar load, resulting in lower internal operating temperatures and preserving valuable equipment’s lifespan. The company is UL Listed and provides quality products to its customers, focusing on superior value. They offer facility tours and project consultations. APX Incorporated is comprised of five integrated manufacturing operations.
Bison Profab
Bison ProFab is a leading custom electrical enclosure manufacturer that specializes in designing and fabricating NEMA enclosures to the highest standards. With a focus on quality work, quick turnaround, and competitive pricing, they offer customization options under expert guidance. They provide a large inventory of stock enclosures and manufacture custom electrical enclosures, traffic cabinets, and control boxes to protect electrical equipment, solar batteries, or traffic control equipment.
Bison ProFab differentiates itself from competitors by balancing rigorous manufacturing quality with out-of-the-box thinking for non-standard enclosure needs. The company’s constant efforts maximize manufacturing quality, utilize computer design technology and CNC manufacturing equipment.
Dalsin Industries
Dalsin Industries specializes in high-value contract manufacturing of precision metal products for Original Equipment Manufacturers (OEMs). They provide unique metal manufacturing services using the latest technologies such as welding, robotic welding, 3D FDM printing, and laser cutting. As an ISO-certified manufacturer of electrical enclosures, Dalsin offers custom solutions for demanding applications that meet NEMA standards.
The company offers hassle-free and easy processes when creating custom enclosures. Dalsin aims to deliver the highest value and quality to each customer from industries like energy, transportation, power management, materials handling, and construction. They provide collaborative design assistance, design-for-manufacture optimization, high velocity manufacturing, precise planning and production control, and supply chain management.
Stahlin Enclosures
For almost 60 years, Stahlin has been a leader in designing, engineering and manufacturing high-quality fiberglass, polycarbonate and PVC enclosures for various indoor and outdoor applications. They offer the most comprehensive range of non-metallic enclosures and accessories that abide by physical property performance standards like NEMA 4X, NEMA 6P, IEC IP66, and IEC IP68.
Being a US manufacturer, they are the primary producers of their components. With a wide range of products, Stahlin provides customized and stock solutions for both simple and complex applications while balancing aesthetics with stringent physical property performance standards.
Detronic Industries, Inc
Detronic Industries Inc. has over 50 years of experience in fabricating, finishing, and assembling custom sheet metal products for clients. Their team in Michigan is experienced in offering end-to-end product development and fabrication solutions to OEMs, installers, servicers, marketers, and assemblers. Detronic has an ISO 9001:2015 certification and offers precise fabrication services that meet the client’s requirements at a reduced cost and lead time.
The Detronic team collaborates with clients during the design process, suggesting ways to improve manufacturability and reduce costs. They offer low-cost single solutions for precision sheet metal fabrication assembly and finishing needs. Detronic serves various industries, including automotive, commercial electronics, medical, military, parking, landscaping, and document processing.
Electrix International Ltd
Electrix International has been the global leader in manufacturing and stocking stainless steel cable management systems, including raceway, conduit, cable tray, basket tray, and electrical enclosures for over 40 years. They provide durable, corrosion-resistant, and hygienic solutions ideally suited for food processing, pharmaceutical, brewing, dairy, and beverage industries.
With their state-of-the-art computer-controlled storage facilities, Electrix can dispatch hundreds of orders daily. Their stock of innovative products coupled with outstanding customer service has made them the preferred supplier of stainless steel cable management systems.
States Manufacturing Corporation
States Manufacturing Corporation has been designing, engineering, and manufacturing custom electrical and metal products for over 90 years. Originally founded in 1924, they changed their name to better reflect their expanded capabilities and markets in 2010.
They have always updated their operation with state-of-the-art equipment and processes, while also engineering and manufacturing every project with respect for specifications and a commitment to quality and safety. With deep roots in the community and a global reach, States Manufacturing offers integrated services through four manufacturing groups and is dedicated to helping customers deliver better results.
Integra Enclosures Ltd
MUM Industries, Inc. is a parent company to three leading industrial product manufacturers: Integra Enclosures, StrongBox, and EMF Company. Integra specializes in designing and manufacturing enclosures that protect sensitive electronics and components from harsh environments. StrongBox’s focus is on Stainless Steel and Aluminum Enclosures for the irrigation and electrical distribution markets, while EMF specializes in custom NEMA-rated enclosures and large, multi-door cabinets.
MUM Industries prioritizes empowering employees and exceeding customer expectations through innovation and continuous improvement. With global reach, MUM Industries provides high-quality products to customers in various industries, including alternative energy, oil and gas, marine, wastewater treatment, pharmaceutical, and food & beverage.
Selco Manufacturing Corp
Selco Manufacturing Corporation is a family-owned and operated company that specializes in custom niche manufacturing of products used in building and maintaining America’s infrastructure. The company began its operations in 1907 by building 3rd Rail Transit Products for the original New York City Subway System.
Today, Selco offers AISC certified structural and miscellaneous steel fabrication and assembly capabilities, along with many electrical items to the construction, rail transit, electrical, highway, industrial, and utility industries. The company is ISO 9001:2015 and AISC certified and operates in its 60,000 square foot facilities in West Caldwell, New Jersey. Through its experienced staff and state of the art fabrication facility, Selco provides competitive prices and quick turnaround times to customers.
Rockett Inc
Rockett Inc. is a Mississippi-based contract manufacturer that produces and ships finished goods and subassemblies for various industries throughout the US and overseas. They specialize in forging, welding, and powder coating products such as steel wheels & assemblies, NEMA enclosures, tunnel kiln cars, and other niche items.
With top-of-the-line equipment and technologically-advanced facilities, Rockett offers competitively priced solutions and delivers high-quality services to meet the needs of their customers. The company prides itself on its commitment to providing quality and value while continuously improving their manufacturing process.
XACT Engineered Manufacturing Solutions
XACT EMS specializes in providing customized electrical solutions for various industries across North America. The company offers electrical enclosures that protect equipment from environmental factors and manufactures control panels, wiring harnesses, and cable assemblies according to customer specifications.
XACT EMS employs experienced manufacturers and uses a variety of materials to create enclosures rated for different types of protection. The company emphasizes quality and customer service, striving for on-time delivery and building lasting partnerships with customers. XACT EMS also provides project management services and customized solutions for specific business objectives.
Code Electric Enclosure
Code Electric, a Canadian owned and family-run business, has been the premier manufacturer of enclosures, custom products, kiosks, wired products, cable trays, and commercial metal planters for over 40 years. The company boasts a 55,000 sq foot manufacturing plant and an experienced team of over 700 years of combined service. Using the latest technology and machinery, Code Electric prides itself on delivering quality products efficiently while upholding CSA standards.
The company values partnerships and has established longstanding relationships with distributors, contractors, engineers, suppliers, and employees. Code Electric offers both stocked and custom enclosures and provides tailored solutions to meet customers’ specific needs.
JC Metalworks
JC Metalworks is a precision metal manufacturer based in the UK with over 60,000 square feet of manufacturing space and up-to-date plant, technology and equipment. The company was founded in 1986 by Jack Chauhan, and its culture is based on four key principles that are upheld to this day. From precision engineering to final assembly, JC Metalworks provides high-quality manufacture of sheet metal products for various industries, including electrical work, fitting of non-metal elements, and assembly of sheet metal elements.
The company also offers packaging, palletising and delivery services. JC Metalworks has expanded into India and manufactures products using materials like wood, acrylics, glass and electrical items before completing the final stages in the UK. The company manufactures a range of IP rated metal enclosures for electrical components in high volumes, including for industries such as IT/Electronics, Rail and HVAC sectors. JC Metalworks liaises with clients to troubleshoot safety issues in their products and offer suitable solutions, ensuring that the products are safe, delivered on time and to budget.
