Our Goal
About SUNJ
Honorary Certificate:
SUNJ has an ISO9001 certified quality management system and an ISO14001 certified environmental management system!
The product has passed IEC 61238, IEC 61284, NFC 33042 standard certification
- 15+ Years in Industry
- 80+ Countries served
- 32+ Utility Approvals
- 800+ Projects executed Globally
Your Electrical Friend
We will continue to improve ourselves and sincerely invite you who are interested in our products to develop business together.
We insist on providing quality products
Competitive prices, perfect after-sales service, and a strategy of timely development of new products to meet customer needs.
Overseas Warehouse in Turkey: Fast Delivery, Lower Shipping Costs and Localized Service
Technical Advantages
Among electrical suppliers of the same scale and production capacity, we have a professional team of engineers and strict quality control!
Market Experience
With experience in supplying to many national power companies, we can respond quickly and provide precise services according to customer needs!
Blog
FIEE 2019 Exhibition
ZHEJIANG SUNJ ELECTICAL CO.,LTD participated in the FIEE 2019 Exhibition from 23th-26th,July.2019 .
What Is Isolation Puncture and Why It Matters in Electrical Insulation Systems
Learn what Isolation Puncture is, its causes, effects, and prevention methods in electrical insulation systems to ensure safety, reliability, and efficiency.
Top Advantages of Insulation Piercing Ground Connectors in Electrical Grounding Systems
Insulation Piercing Ground Connectors offer fast, safe, and maintenance-free grounding by piercing insulation without stripping, ensuring reliable electrical contact and long-term outdoor performance.
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