Shu Guang
Shu Guang
Wenzhou Shuguang Fuse Co., Ltd. — Yueqing, Zhejiang, China
China's leading manufacturer of high-voltage fuses, current-limiting fuses & power protection devices since 1992. Trusted by power utilities across 5 continents.
Wenzhou Shuguang Fuse Co., Ltd. is located in Yueqing, Zhejiang Province — the electrical capital of China. We are a power technology enterprise integrating research, development, production, sales and service. The predecessor of Wenzhou Shuguang Fuse Co., Ltd. was "Yueqing Shuguang Fuse Factory" established in 1992.
Over three decades, we have grown from a regional fuse manufacturer into a nationally recognized, internationally exporting leader in high-voltage power protection technology. Our "Shu Rong" brand products have earned a high reputation among domestic and foreign users through relentless commitment to quality and innovation.
Six core strengths that make us the preferred partner for power utilities and electrical engineers worldwide.
Officially designated by China's Ministry of Electric Power Industry to produce high-voltage fuses across all voltage levels, ensuring government-backed quality assurance.
All products tested at the Electric Power Research Institute, National High-voltage Electrical Apparatus Quality Supervision Center, Xi'an High-voltage Apparatus Research Institute, and High-Voltage Electrical Apparatus Laboratory.
Full compliance with ANSI C37.42, DIN43625, BS2692, IEC282-2, IEC60644, IEC60470, IEC60282-1, IEC269-2, GB15166 series, DL/T640-1997, and VDE0636.
New products can be customized and produced at any time according to user needs, supported by sophisticated testing equipment and high-quality raw materials.
Products exported to Southeast Asia, the Middle East, Africa, Europe and beyond. A complete domestic sales network covers all provincial power companies across China.
Domestic product sales rank among the top in the same industry. The "Shu Rong" brand enjoys a high reputation among domestic and foreign users for reliability and performance.
Every product we manufacture is backed by internationally recognized certifications and comprehensive quality testing protocols.
Wenzhou Shuguang Fuse Co., Ltd. is designated by the Ministry of Electric Power Industry to produce high-voltage fuses of various voltage levels, high-voltage current-limiting fuses, high-voltage fuses for power capacitors, voltage transformer protection fuses, zinc oxide arresters, drop-out fuses, high-voltage insulators, and related products.
The products have passed the high-power test station of the Electric Power Research Institute of the Ministry of Electric Power, the National High-voltage Electrical Apparatus Quality Supervision and Inspection Center, the Xi'an High-voltage Electrical Apparatus Research Institute, and the High-Voltage Electrical Apparatus Laboratory. All performance tests are qualified.
In recent years, the company has developed rapidly, and its economic and social benefits have improved significantly. We continue to deepen and improve the quality management system, vigorously developing new products while always attaching importance to the process flow. High-quality raw materials and sophisticated testing equipment are the backing of our quality assurance system.
The products are exported to various provincial power companies in China. A complete sales network has been formed throughout the country, and good business contacts have been established.
New high-voltage fuses and high-voltage current-limiting fuse products are exported to Southeast Asia, the Middle East, Africa, Europe and other countries and regions. Domestic product sales rank among the top in the same industry.
The company adheres to the principle of "Development by science and technology, and survival by quality." We sincerely welcome customers from home and abroad to come to discuss cooperation and work together for the prosperity and development of the electric power industry and create a brilliant future.
From advanced R&D to precision manufacturing — our technology-first approach ensures every product meets the highest global standards.
The company continues to deepen and improve the quality management system, ensuring all performance indicators are in line with corresponding technical conditions. New products can be customized and produced at any time according to user needs.
Our high-voltage protection products serve critical infrastructure across multiple industries and power sectors worldwide.
High-voltage fuses and current-limiting fuses protecting transmission infrastructure for provincial power companies.
Drop-out fuses and high-voltage insulators for industrial plant electrical protection and distribution systems.
Specialized high-voltage fuses for power capacitors and voltage transformer protection in substations.
Zinc oxide arresters providing overvoltage protection for distribution networks and sensitive electrical equipment.
Trusted by power engineers, utilities, and electrical contractors across the globe for over three decades.
We have been sourcing high-voltage current-limiting fuses from Shuguang for our substations in Southeast Asia for over 8 years. Their products consistently meet IEC60282-1 standards and we have never experienced a quality failure in field deployment.
The drop-out fuses and zinc oxide arresters from Shuguang have been deployed across our distribution network in the Middle East. The products meet ANSI and IEC standards and the technical support team is always responsive and professional.
As a European electrical distributor, we require strict DIN and VDE compliance. Shuguang Fuse delivers exactly that, with comprehensive certification documentation and consistent product quality. Their "Shu Rong" brand has become a trusted name in our portfolio.
Contact Wenzhou Shuguang Fuse Co., Ltd. today to discuss your high-voltage protection requirements. We sincerely welcome customers from home and abroad to cooperate and work together for the prosperity of the electric power industry.