Shu Guang
Shu Guang
The global power distribution landscape is undergoing a massive transformation. As a BestExpulsionTypeFuse specialist, we recognize that the expansion of smart grids and the integration of renewable energy sources have intensified the demand for reliable circuit protection. Expulsion type fuses, known for their efficient arc-extinguishing capabilities using de-ionizing gases, remain the backbone of overhead distribution line protection worldwide.
In mature markets like Europe and North America, the focus is on aging infrastructure replacement, whereas in emerging economies across Southeast Asia and Africa, the priority is rapid rural electrification. Our products are engineered to meet these diverse global needs, ensuring stability in even the most rigorous environmental conditions.
Modern trends are shifting toward polymeric-insulated expulsion fuses due to their lightweight nature and superior pollution resistance compared to traditional porcelain. We are leading this transition by integrating advanced materials that extend the service life of fuse cutouts.
Global utility companies now prioritize interchangeability and compliance. Our fuses adhere to IEC 60282 and ANSI C37.42, making them the preferred choice for international EPC contractors managing large-scale substation projects.
From specific 11kV expulsion fuse links to specialized tail wire recovery capacitor fuses, the market demands bespoke solutions. Our R&D center in Yueqing specializes in tailoring electrical characteristics to meet unique regional grid requirements.
Wenzhou Shuguang Fuse Co., Ltd. is strategically located in Yueqing, Zhejiang—the renowned "Electrical Capital of China." Established in 1992 as the Yueqing Shuguang Fuse Factory, we have evolved over three decades into a power technology powerhouse.
Our authority is backed by the Ministry of Electric Power Industry, which designated us as a key producer of high-voltage fuses. We don't just manufacture; we innovate. Our facility integrates R&D, production, and rigorous testing to ensure every BestExpulsionTypeFuse leaving our factory is a masterpiece of engineering.
Our quality assurance is validated by ISO 9001:2000 certification and successful testing at the Xi’an High-voltage Electrical Apparatus Research Institute, ensuring our "Shu Rong" brand remains a symbol of trust.
Founded
Years Experience
Countries Exported
QC Passed
Our commitment to being the BestExpulsionTypeFuse supplier is reflected in our adherence to international technical performance standards:
Our products undergo exhaustive qualification tests at the National High-voltage Electrical Apparatus Quality Supervision and Inspection Center. This ensures that whether you are using our fuses for power capacitors, voltage transformer protection, or zinc oxide arresters, they will perform flawlessly under fault conditions.
Our high-voltage current-limiting fuses and HRC fuses provide critical backup protection for transformers in municipal substations, preventing catastrophic failures during overloads.
Optimized for EV charging stations and solar farm grid connections, our specialized EV fuses and DC-capable links handle the unique harmonics of green energy systems.
From oil-immersed transformer protection to high-voltage insulators, our components ensure that heavy industrial plants maintain uptime without electrical hazards.
Located in the heart of the electrical cluster, we have immediate access to high-quality raw materials and specialized sub-components, allowing for faster lead times than Western competitors.
We continuously deepen our quality management system. While vigorously developing new products like the J Slotted Fuse, we prioritize sophisticated testing equipment as the backbone of our quality assurance.
Our sales network spans across provincial power companies in China and extends to Southeast Asia, the Middle East, Africa, and Europe. We understand the logistics and certification needs of every continent.
