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NEMA 12 Enclosures & Boxes
Engineered for demanding indoor industrial environments, Hofengfab’s NEMA 12 enclosures deliver certified protection against dust, falling dirt, dripping liquids, and light splashes. With over 15 years of experience in industrial enclosure manufacturing, we understand your need for reliable protection, fast lead times, and competitive pricing. NEMA Type 12 enclosures are available in plastic, aluminum or steel in a range of convenient styles and sizes. All NEMA enclosures from Hofengfab undergo testing and certification by UL for guaranteed protection
Cajas NEMA 12
Hofengfab se especializa en soluciones a medida de bajo volumen y alta mezcla, y ofrece más de 1.600 opciones personalizables adaptadas a sus especificaciones exactas, como altura, anchura, profundidad, material, clasificación y certificaciones. Garantizamos plazos de entrega rápidos: las muestras están listas en 7-10 días laborables y la producción en serie se completa en 15-25 días laborables. Tanto si necesita un lote pequeño como un pedido grande, cumplimos los plazos.
Available Sizes & Configurations
From small wall-mounted boxes to large floor-standing cabinets, we offer a range of NEMA 12 enclosures to meet your specifications. Choose from:
Hinged or screw cover designs
Back panels and swing panels
Floor or wall mounting kits
Stainless steel for food-grade environments
Features & Specifications
| Protection Level | Construction | Compliance & Certifications |
| ✔️ NEMA 12 Rated (Dust-Tight, Drip-Proof) | ✔️ Heavy-duty 16-gauge steel | ✔️ NEMA 250 & UL 50 certified |
| ✔️ Resists circulating dust, fibers & coolants | ✔️ Powder-coated finish (standard) | ✔️ CE, RoHS compliant |
| ✔️ Guards against light oil/coolant splashes | ✔️ Welded seams for integrity | ✔️ IP54 equivalent protection |
| ❌ NOT for outdoor/submersion | ✔️ Optional stainless steel | ❌ Not waterproof (use NEMA 4X/6P) |
Servicio integral de diseño, moldeo y moldeo por inyección.
Servicios de fabricación a medida
Especializada en el procesamiento de chapa de precisión, incluido el plegado, el corte por láser, la soldadura por cepillado, el pulido, el estampado y mucho más.
Entrega a tiempo.
La creación de prototipos suele completarse en 10 días.
El plazo de producción estándar es de unos 15 días, dependiendo de la cantidad y complejidad del producto.
Productos relacionados
Prestamos servicio a sectores como la automatización industrial, los sistemas de telecomunicaciones/montaje en bastidor, las energías renovables, los equipos médicos y las aplicaciones militares/aeroespaciales, ofreciendo soluciones de carcasas robustas y específicas para cada aplicación, diseñadas para ofrecer fiabilidad.
PREGUNTAS FRECUENTES
What is a NEMA 12 enclosure?
A NEMA 12 enclosure is a type of electrical enclosure designed for indoor use in industrial settings. It protects against dust, dirt, lint, fibers, and dripping non-corrosive liquids. These enclosures are commonly used to house control panels, relays, and other sensitive electrical or electronic components.
What is the difference between NEMA 12 and NEMA 4 enclosures?
The key difference lies in water protection:
NEMA 12: Protects against dust and dripping water; suitable for indoor, dry environments.
NEMA 4: Protects against hose-directed water and even occasional submersion; can be used outdoors or in wash-down areas.
If your application involves water spray or outdoor exposure, NEMA 4 is a better choice.
Is a NEMA 12 enclosure waterproof?
No. NEMA 12 enclosures are not waterproof. They are resistant to light dripping or splashing but not designed for high-pressure water or full submersion. For waterproof performance, consider NEMA 4 or 6 enclosures.
Where are NEMA 12 enclosures typically used?
Se utilizan ampliamente en:
Manufacturing plants
Warehouses
Data centers
Food processing (dry areas)
HVAC system control rooms
CNC machine panels
Industrial automation and robotics
Are NEMA 12 enclosures UL Listed?
Yes, most high-quality NEMA 12 enclosures are UL Listed and CSA Certified, ensuring they meet rigorous safety and performance standards. Always verify certifications when purchasing.
Can NEMA 12 enclosures be used outdoors?
No. NEMA 12 is for indoor use only. For outdoor environments, use a NEMA 3R, 4, or 4X enclosure, depending on exposure to weather, wash-down, or corrosive substances.
What materials are NEMA 12 enclosures made from?
Common materials include:
Carbon steel (powder-coated) – Most widely used for general industrial use.
Stainless steel (304 or 316) – Used in environments where hygiene or corrosion resistance is required.
Aluminum or polycarbonate – Less common, but available for lightweight or specialty applications.
Are custom NEMA 12 enclosures available?
Yes. Many manufacturers offer customizable options including:
Size and mounting
Cutouts and knockouts
Painted finishes
Door types (hinged, double-door, locking mechanisms)
Internal mounting panels or DIN rails