SUNJ BLOG

We are delighted to announce that our factory has reached a significant achievement in the power hardware industry, dedicating to the development and innovation within the sector.

ZHEJIANG SUNJ ELECTICAL CO.,LTD's knowledgeable team showcased our latest power equipment solutions and discussed how our company meets our customers' specific requirements.

ZHEJIANG SUNJ ELECTICAL CO.,LTD participated in the  FIEE 2019 Exhibition from 23th-26th,July.2019 .

For most hardware terminals, the terminals must be surface treated, which generally refers to electroplating.

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.

Power line fittings are essential hardware components used in overhead transmission systems to connect, support, and protect conductors and insulators. From dead-end clamps and suspension clamps to grounding accessories and strain fittings, each piece plays a critical role in ensuring safety, efficiency, and long-term reliability. This guide explains what electric power fittings are, the most common transmission line fittings used in modern infrastructure, and how to choose the right utility hardware based on voltage, conductor type, materials, and standards.