Several manufacturers offer custom waterproof distribution boxes with IP65–IP68 ratings, tailored materials, and OEM services for industrial and outdoor applications.

Leading Manufacturers and Their Offerings

EWJ specializes in metal enclosures, including aluminum and stainless steel waterproof distribution boxes. They provide full OEM customization, accepting technical drawings in PDF, DWG, or STEP formats, and handle production from prototype to mass manufacturing with strict quality control. Their products comply with CE, ISO9001, and RoHS standards, suitable for diverse industries requiring durable, high-end distribution boxes . SinoBreaker offers plastic IP65–IP68 waterproof distribution boxes with DIN rail configurations. Their AT and HT series cater to compact or larger installations, with UV-stabilized housings for sun-exposed environments. They provide custom drilling, pre-wired kits, and bulk orders, ensuring protection against water, dust, and UV exposure. These boxes are ideal for PV arrays, inverters, and outdoor electrical systems . Selhot Electric manufactures IP65/IP67 waterproof distribution boxes using UV-resistant PC/ABS materials. They offer custom knockouts and factory-direct solutions, with CE and TUV certifications, making them suitable for industrial and outdoor applications requiring high reliability . ZCEBOX produces IP65 & IP66 rated waterproof distribution boxes for outdoor and industrial use. Their enclosures are CE and RoHS certified, and they provide custom solutions to meet specific project requirements, including material selection and size customization . Enclosure Solutions provides a broader range of custom enclosure services, including plastic and metal fabrication, CNC machining, injection molding, and full turnkey box-builds. They can integrate PCB assemblies, wiring, keypads, and components, offering highly tailored solutions for electronics and industrial applications .

Key Considerations for Choosing a Manufacturer

• IP Rating: Ensure the enclosure meets IP65–IP68 standards for water and dust protection.
• Material: Options include stainless steel, aluminum, PC, or ABS plastics depending on environmental exposure.
• Customization: Look for manufacturers that accept technical drawings and offer knockouts, DIN rails, or pre-wired kits.
• Certifications: CE, RoHS, ISO9001, and TUV certifications indicate compliance with international safety and quality standards.
• Environmental Suitability: UV resistance, corrosion resistance, and temperature tolerance are critical for outdoor or coastal installations. By selecting a manufacturer that offers customization, certified materials, and reliable production, you can ensure your waterproof distribution boxes meet both technical and environmental requirements.