In industrial electrical, outdoor equipment, new energy and other scenarios, standard junction boxes can no longer meet complex requirements and easily become hidden dangers to equipment. Shanghai Pinji Electronic Technology Co., Ltd. has been deeply engaged in the electrical protection field for 18 years. With professional and mature customization capabilities and highly reliable processing technology, we provide comprehensive customized solutions for enterprises. Each product is designed to protect your equipment and perfectly fit your current application needs.

Why Choose Custom Junction Boxes?

The standardized design of standard junction boxes has long been unable to meet the needs of diversified enterprise projects, mainly due to the following issues:

1. Size mismatch: Standard enclosures require manual drilling, making installation difficult. Embedding and fixing take time, leading to high labor costs. They are severely limited in narrow spaces, greatly increasing potential risks.
2. Insufficient protection: Different environments require matching IP ratings. Extreme conditions such as outdoor heavy rain, chemical corrosion, and industrial dust need corresponding protective solutions.
3. Incompatible functions: Standard specifications for hole openings, internal component installation, and wiring arrangements cannot adapt to actual usage.
4. Inconsistent branding: Unable to match corporate image and product consistency.

Choosing a custom enclosure is essentially to achieve precise matching for your project, solve problems at the source, improve operational stability, reduce costs, and showcase your brand strength.

Who We Are & What We Can Customize

We are a professional manufacturer: Shanghai Pinji Electronic Technology Co., Ltd. Our core business is the manufacturing of high-protection electrical equipment and one-stop integration of accessories. One-stop service is our core principle.

To break the limits of standard sizes, we provide one-on-one service support based on five core aspects: size, material, function, structure, and appearance. Our professional foreign trade team and multi-lingual sales staff ensure attentive service and smooth communication.

1. Size customization: Any length, width, height, enclosure thickness, internal partitions and mounting pillars can be flexibly adjusted.
2. Material options: ABS, PC, nylon, 304/316L stainless steel, die-cast aluminum alloy, PVC, polyester SMC and other materials are available to suit extreme temperatures, chemical corrosion, marine salt spray and other harsh environments.
3. Function customization: Support protection rating up to IP68. Built-in terminal blocks and grounding columns can greatly optimize electrical performance. We also provide reliable solutions for waterproof, dustproof, flame-retardant, UV-resistant, high-temperature resistant, corrosion-resistant and explosion-proof requirements.
4. Structure customization: Hole shape, quantity and specifications are fully customized. Opening designs include hinged and flip-top types. Internal guide rails and cable clamps are available.
5. Appearance customization: Custom colors, silk-screen printing, laser engraving, company logo and product parameters.

Our Customization Advantages & Core Selling Points

At Shanghai Pinji Electronic Technology Co., Ltd., custom junction boxes are built around efficiency, quality, adaptability and service to deliver value far beyond standard products, providing a safe and reliable environment for your projects.

• Precise adaptation: One-on-one service, design on demand, perfect matching with interfaces and installation space.
• Excellent quality & high efficiency: Selected high-grade raw materials (no recycled materials), equipped with high-precision molds. Each product passes strict tests, with service life more than 50% longer than ordinary products, ensuring long-term stable performance.
• Efficient customization & stable delivery: Simple customization: 3–7 days lead time. Complex holes, structures and accessories: 15–30 days. Small batches: 7 days. Large batches: negotiated. We provide technical support including drawings, design and remote guidance. Our multi-lingual professional team ensures barrier-free communication.
• Cost-effective & controllable cost: Independent mold development + multiple production lines. Customized prices are close to standard products. Mold fees can be waived for large-volume orders. One-stop solutions make us your reliable long-term partner.

Professional Customization Service Process

1. Demand communication
2. Solution design
3. Sample making (factory visit available)
4. Mass production
5. Delivery & after-sales service

Applicable Industries & Scenarios

• Industrial automation
• New energy
• Outdoor facilities
• Automotive electronics
• Marine and shipping
• Electric power
• Chemical and pharmaceutical

Why Choose Us?

• Focused on high-protection electrical products for 18 years
• Founded in 2006, integrating R&D, production, sales and service
• ISO9001 certified, products meet IP65–IP68 standards, approved by CE, RoHS and other international certifications, performance comparable to international brands
• Professional technical and sales teams provide one-on-one service
• Our philosophy: Focus on waterproofing, quality as the foundation