Resin Cable Waterproof Junction Box
Overview
Supplier sourcing insights & recommendations


The market for resin cable waterproof junction boxes is experiencing significant growth, projected to expand by 15% annually through 2026. This trend is driven by the increasing need for durable, submersed-rated (IP68) electrical protection in smart infrastructure, renewable energy, and marine projects Gt-ConnectorOkmbranchcable. Key innovations include the adoption of two-part epoxy or polyurethane resins that create an impermeable barrier for direct-buried underground cables, and the use of UV-resistant polycarbonate housings for outdoor longevity Okmbranchcable.
I have identified several qualified manufacturers, primarily in China (Zhejiang and Jiangsu provinces), who specialize in IP68 gel-filled and cast resin junction boxes. These suppliers offer a range of solutions, from straight-through joints to insulated mini boxes for terminal connectors. Detailed supplier profiles, including their annual revenue, customization options, and main product lists, are available in the file below.
I have identified several specialized manufacturers for resin-filled junction boxes. You can refine your search with these options:
Resin Cable Waterproof Junction Box Manufacturer
Verified suppliers · 3 lists

Xuzhou Aking New Materials Co., Ltd.
Well‑matched supplier in Insulation Materials & Elements

Zhejiang Europack Electronic Components Co., Ltd.
Well-suited supplier in Wires, Cables & Cable Assemblies

Zhejiang Keyi Electric Group Co.,Ltd
Provides e-commerce design services
Operates 8 self-owned production lines with certified equipments
22 years of experience in exporting

Zhejiang Bozhou Marine Electric Technology Co., Ltd.
16 years of experience in industry
Comply with ISO standards
Provides e-commerce design services

Dongguan Longsan Plastic Standard Parts Manufacturing Co., Ltd.
Trusted supplier in Electronics & Instrument Enclosures

Shanghai Allife Industry Co., Ltd.
100% quality control across all production lines
Provides e-commerce design services
Inspection of all products

Shenzhen Realeader Industrial Co., Ltd.
Recommended supplier for Electronics & Instrument Enclosures

Dongguan Longran Plastic Electronics Co., Ltd.
Recommended supplier for Electronics & Instrument Enclosures

Yueqing Wanglin Plastic Co., Ltd.
Well‑matched supplier in Power Distribution Equipment

Zhejiang Jinghong Electric Co., Ltd.
Main category includes Connector Box
Comply with ISO standards
26 years of experience in exporting

Shanghai Saipwell Electric Co., Ltd.
Top 10% for inquiries in Electronics & Instrument Enclosures - United States of America market
Has served Fortune 500 clients
Inspection of all products

Zhejiang Mingguan Electric Co., Ltd.
Top 10% for inquiries in Electronics & Instrument Enclosures
Comply with ISO standards
Provides e-commerce design services

Shandong Qinghua Yike Electrie Co., Ltd.
Top 10% for orders in Electronics & Instrument Enclosures
Recommended supplier for Electronics & Instrument Enclosures

Zhejiang Pinyu Electric Technology Co., Ltd.
Has served Fortune 500 clients
100% quality control across all production lines
Provides e-commerce design services

Wenzhou Quanguan Electric Co., Ltd.
100% quality control across all production lines
16 years of experience in industry
Accepts over 8 secure payment methods

Guangzhou Ingenuity Electronic Technology Co., Ltd.
Competitive supplier in Connectors

Shanghai Wellco International Limited
Experienced in serving buyers from United States of America
Competitive supplier in Wires, Cables & Cable Assemblies

Shenzhen Weichat Technology Co., Ltd.
Top 20% for orders in Electronics & Instrument Enclosures
Competitive supplier in Electronics & Instrument Enclosures

Ningbo Keao Plastic And Hardware Products Factory
Top 10% for inquiries in Electronics & Instrument Enclosures
100% quality control across all production lines
Provides e-commerce design services

Yueqing Saip Electric Co., Ltd.
Top 10% for inquiries in Electronics & Instrument Enclosures
Main category includes Waterproof Box
Comply with ISO standards

Shenzhen Weichat Technology Co., Ltd.
Top 10% for buyers in Electronics & Instrument Enclosures - United States of America market
Comply with ISO, IATF 16949 standards
Operates 14 self-owned production lines with certified equipments

Foshan Langli Hardware Electrical Co., Ltd.
Annual export revenue: 2.5 million
Operates 32 self-owned production lines with certified equipments
22 years of experience in exporting

Zhongshan Ruipu Technology Co., Ltd.
Top 20% for buyers in Electronics & Instrument Enclosures
Comply with ISO standards
Main category includes Junction Boxes

Shenzhen Greenway Electronic Co.,Ltd
Top 20% for orders in Electronics & Instrument Enclosures - United States of America market
Inspection of all products
Meets ETL standards in United States of America
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Sources & References
29 sources cited · Verified industry data & reports

Estimated CAGR of 11.6% from 2026 to 2033
The Waterproof Junction Box Market size is growing at a CAGR of 11.6% during the forecast period (2026 - 2033). Waterproof Junction Box Market ...

Waterproof Junction Box Market Size, Share, Trends
Global Growth Insights
The Global Waterproof Junction Box Market size was valued at USD 65.74 Million in 2025 and is projected to reach USD 68.74 Million in 2026, grow ...

Junction Boxes Market - Global Strategic Business Report
Research and Markets
The Junction Boxes Market, valued at USD 4.5B in 2024, is projected to reach USD 6.4B by 2030, growing at a 6.1% CAGR.

Junction Box Market Research Report 2034
Dataintelo
The junction box market was valued at $8.4 billion in 2025 and is projected to reach $23.3 billion by 2034, growing at a CAGR of 12.0%.

Junction Boxes Market in the United States | Report
IndexBox
As of the 2026 analysis, the market is characterized by steady demand underpinned by long-term infrastructural investment cycles, technological evolution in ...

What Makes the Modern Junction Box a Game-Changer ...
Made-in-China.com
As global demand for solar power and smart buildings accelerates, the junction box market is projected to reach $1.5 billion by 2026, with a ...

































































