Who We Are
Experienced MC4 Solar Connectors And Automatic Transfer Switches Manufacturer
TRONK is a high-tech enterprise focusing on the research and development, production and global sales of MC4 Connectors, Automatic Transfer Switches and high-voltage electrical products. We have a professional R&D team of nearly 40 senior engineers, accumulated more than 40 core patent technologies, and provide customers with excellent electrical solutions.

The company strictly follows international safety standards for production, and its products have passed ISO9001 quality management system certification and CE certification. Strict control is carried out in every link from raw material selection to production process to ensure stable product performance, safety and reliability. At the same time, we are equipped with modern automated production lines to greatly improve production efficiency and product consistency.
Our Advantages
Reasons You Should Choose Us
Competitive price
Provide cost-effective solutions to increase your profits.
OEM & ODM
Meet different market and customer needs through tailor-made solutions.
Timely delivery
Efficient automated production to ensure smooth project progress.
Quality assurance
Strict inspection from material selection to delivery to ensure 100% compliance.





