Waterproof Junction Box

Engineered for Protection, Designed for Performance

junction box-catalog-new
About Our Products

Your Reliable Plastic Waterproof Junction Box Manufacturer

At MaidaTech, we manufacture custom plastic waterproof junction boxes that deliver durable protection for electrical, control, and electronic systems. Built for outdoor and industrial applications, our enclosures ensure long-lasting performance with IP65–IP68 waterproof and dustproof ratings. As a professional OEM waterproof box factory in China, we design each enclosure to meet your project’s technical and branding needs.

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Explore Our Waterproof Enclosure Series

Partner with a Trusted Waterproof Junction Box Supplier

junction box-catalog
Factory Waterproof Dustproof IP67 ABS Electrical Enclosure Terminal Cable Junction Box
Style No.:MD-JB-4
Reference Price : $1.55 ~ $4.85
Waterproof IP67 Outdoor Universal Project Enclosure
ABS Plastic Electrical Junction Box Dustproof Waterproof IP67 Outdoor Universal Project Enclosure
Style No.:MD-JB-6
Reference Price : $2.5~ $7.8
Factory Wall mounted PCB mounting box waterproof plastic enclosure
Factory Wall mounted PCB mounting box waterproof plastic enclosure
Style No.:MD-JB-8
Reference Price : $1.75 – $8.99
waterproof Abs Plastic Waterproof Enclosure for Battery Controller
waterproof Abs Plastic Waterproof Enclosure for Battery Controller
Style No.:MD-JB-12
Reference Price : $1.55~ $4.85
Electronic Waterproof Wall Mounted Transparent Cover Junction Enclosure
Customized Electronic Waterproof Wall Mounted Transparent Cover Junction Enclosure
Style No.:MD-JB-15
Reference Price : $1.99~ $3.79
Waterproof ABS Junction Box Plastic Enclosure for Instrument
Waterproof ABS Junction Box Plastic Enclosure for Instrument
Style No.:MD-JB-18
Reference Price : $1.2 ~ $5.9
IP65 Wall Mounted Plastic Enclosure Waterproof Junction Box
IP65 Wall Mounted Plastic Enclosure Waterproof Junction Box
Style No.:MD-JB-58
Reference Price : $1.9 ~ $5.9
Customized ABS Plastic Electronic Router Control Box Enclosure
Customized ABS Plastic Electronic Router Control Box Enclosure
Style No.:MD-JB-71
Reference Price : $1.55– $4.45

Why Choose MaidaTech as Your Plastic Waterproof Box Manufacturer

MaidaTech’s plastic waterproof junction boxes are trusted by engineers, installers, and OEM brands worldwide. With 9 years of manufacturing expertise, advanced injection molding, and factory-direct pricing, we help you achieve reliable protection, clean design, and cost efficiency in every enclosure project.

What we do

Precision-Molded Enclosures Built to Fit Your Project

CNC Machining Services

We provide high-precision CNC-machined parts and enclosures, tailored for durability and seamless assembly with your internal components.

CNC Machining Services

Reliable lead times, tight tolerances, and a wide range of surface finishes — ideal for functional and aesthetic requirements.

Aluminum Enclosure Customization

Our advanced CNC and extrusion lines allow you to modify dimensions, cutouts, and logo placement to align with your project specs.

Suitable for industrial controllers, IoT devices, instrumentation, and more.

Plastic Injection Molding Services

From tooling to production, we offer injection-molded plastic housings with custom materials, colors, and branding features.

Plastic Injection Molding Services

Perfect for volume projects where consistency and cost-efficiency matter.

ODM &OEM Product Support

Bring your concept to life with our engineering team. From idea to final production, we co-develop enclosures that align with your product roadmap.

ODM Product Support (2)

Flexible, collaborative, and cost-optimized.

Logo Printing & Surface Finish

Enhance your product’s branding with laser engraving, UV printing, anodizing, powder coating, and more — all done in-house.

Multiple finishes available to match your industry standards.

Custom Packaging

We help you deliver a ready-to-sell solution — custom labeling, foam inserts, product manuals, and bulk packaging options available.

Custom Packaging

Boost customer experience with a complete unboxing-ready product.

Get In Touch

Frequently Ask Questions

Need More Help?

For most custom enclosures, our standard lead time is 15–25 days depending on your design complexity and order quantity. If need mould open, that will need extra around one month. For urgent projects, expedited production is available.

Yes, we offer custom samples with your design, including CNC prototypes. Sample cost will be refunded for bulk orders if more than our MOQ.

We support custom box sizes, materials (ABS, PC), waterproof ratings (IP65–IP68), CNC openings, logo printing, and packaging.

Yes, your logo can be silk-printed, laser engraved, or embossed directly on the enclosure. We also support custom packaging and labeling for OEM and ODM clients.

We follow strict ISO-level QC from material sourcing to final inspection. Each waterproof junction box is tested for sealing, dimensions, and durability before shipment.

Yes, we can prioritize urgent production schedules and provide express delivery options to meet your project timeline.

Our MOQ varies depending on the product and customization options. For wholesale existing moulds could start with 5pcs. For customing the logo/brand printing or engraved usually MOQ is 20~50pcs. For the new case design MOQ, Please get in touch with us for specific details, and we will be happy to provide a quote based on your order size and requirements.

Get Free Quote

Let us know your enclosure project — our team will provide a tailored waterproof box solution that meets your engineering and branding needs.

Seamless Customization Process

MaidaTech makes waterproof enclosure customization easy and efficient.

1

Share Your Requirements

Send us your drawings, specs, or reference samples — the more details, the better.

2

Get Proposal & Quotation

Our engineers evaluate your needs and provide a detailed quote and technical solution within 24 hours.

3

Sample Production & Confirmation

Based on your design and requirements, we’ll create a prototype or sample for evaluation. You can check the fit, finish, and details — once confirmed, we move to full production.

4

Confirm and Start Production

Once approved, we move fast — mass production starts immediately, with quality assurance and reliable shipping to your door.

Request a Free Quote

We will contact you within 1 working day. Please pay attention to the email with the suffix “@maidatech.com”

Consult with our expert!

Send us a detailed request with your design/drawing, if you have any questions, or want a quote. We will be back to you ASAP!