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
Copper vs Tinned Copper Lugs: A Complete Guide
Wondering whether to choose bare or tinned copper lugs for your electrical system? This expert guide compares both options across material, conductivity, corrosion resistance, application scenarios, and certification standards. Whether you're designing a marine-grade power system or wiring a solar battery bank, this article will help you make the right choice based on real-world use cases and technical performance.
FIEE 2019 Exhibition
ZHEJIANG SUNJ ELECTICAL CO.,LTD participated in the FIEE 2019 Exhibition from 23th-26th,July.2019 .
The Overview Of Cable Lug Types And Applications
Cable lugs ensure safe conductor termination and reliable power transmission.Understanding cable lug types improves connection security, efficiency, and code compliance.Choosing the right lug type connector protects electrical systems from corrosion, failure, and downtime.
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