Shu Guang Shu Guang

China OEM ElectroFuse Suppliers & Factory

Professional Power Protection Solutions Since 1992

Wenzhou Shuguang Fuse Co., Ltd.
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Our Legacy in Electrical Protection

Wenzhou Shuguang Fuse Co., Ltd. is strategically located in Yueqing, Zhejiang Province, widely recognized as the "Electrical Capital of China." As a premier power technology enterprise, we integrate advanced research, development, precision production, and global service.

Our roots trace back to 1992 with the establishment of the "Yueqing Shuguang Fuse Factory." Over the past three decades, we have evolved from a local manufacturing unit into a sophisticated global supplier of OEM ElectroFuse solutions, serving critical power infrastructure projects worldwide.

30+

Years Experience

50+

Global Regions

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Global ElectroFuse Industrial Status

The global electrical fuse market is undergoing a seismic shift. As the world transitions toward renewable energy, smart grids, and electric mobility, the demand for high-reliability circuit protection has never been higher. Today, an ElectroFuse is not just a safety component; it is a critical gatekeeper for billion-dollar energy assets.

Key Industry Trends

Higher Voltage Ratings

With long-distance DC transmission and high-voltage PV systems, fuses are now required to handle 1000V to 36kV with extreme precision.

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EV & Energy Storage

The rise of Electric Vehicles (EV) has created a niche for high-speed fuses that can protect battery packs and charging piles from sudden surges.

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Miniaturization

Industrial components are shrinking. Our development of 8*150mm miniature fuse links meets the demand for compact switchgear and control panels.

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Global Procurement Needs

International buyers from the Middle East, Europe, and Southeast Asia are no longer just looking for the lowest price. They demand Compliance, Customization, and Consistency.

  • 🔹 Standard Compliance: Adherence to IEC, DIN, and ANSI standards is non-negotiable.
  • 🔹 Environmental Resilience: Fuses must operate in high-humidity tropical zones or high-heat desert environments.
  • 🔹 Tailored Design: OEM requirements for specific slotted sizes (like J Slotted 82mm/92mm) to fit legacy systems.
Technological Excellence
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Why Partner with Wenzhou Shuguang Fuse?

As a leading China ElectroFuse Factory, we provide a unique blend of scientific development and quality-driven survival. Our "Shu Rong" brand is synonymous with reliability in both domestic and international markets.

Designated Manufacturer

We are designated by the Ministry of Electric Power Industry to produce high-voltage fuses, arresters, and insulators for national grid projects.

Rigorous Testing

Our products pass through the high-power test station of the Electric Power Research Institute and the Xi'an High-voltage Electrical Apparatus Research Institute.

Quality Certification

Complete ISO9001:2000 quality system certification ensures that every unit leaving our factory is defect-free and high-performing.

International Standard Compliance

ANSI: C37.42
DIN: 43625
IEC: 282-2, 60644, 60470, 60282-1
BS: 2692
GB Standards: 15166.1, 15166.2, 13593
VDE: 0636 Standard
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Localized Application Scenarios

Our ElectroFuses are deployed across diverse environments, proving their versatility and robustness:

  • Utility Power Grids: Protecting transformers and distribution lines from overcurrent in provincial power networks.
  • Oil-Immersed Systems: Specialized HV HRC fuses designed for back-up protection in oil-immersed transformers.
  • Renewable Energy Farms: Protecting solar inverters and wind turbine generators in Southeast Asia and Europe.
  • Industrial Plants: High-voltage current-limiting fuses (XRNP) for voltage transformer protection in heavy manufacturing.
Industrial Application 1

Technological & Industry Application

Application 2
Application 3
Application 4

Our commitment to quality raw materials and sophisticated testing equipment is the backbone of the "Shu Rong" brand reputation.

Certified Excellence

Certificate 1
Certificate 2
Certificate 3
Certificate 4
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Leading the Future of OEM ElectroFuse Supply

In recent years, Wenzhou Shuguang Fuse Co., Ltd. has developed rapidly, significantly improving its economic and social benefits. We continue to deepen our quality management systems, ensuring we never exceed our long-term sustainable development limits while vigorously innovating.

Whether you require Medium Voltage Oil Fuse-Links, HRC Current Limiting Fuses, or Custom Polymeric Insulators, our factory is equipped to handle high-volume wholesale orders with a focus on precision engineering. We sincerely welcome customers from home and abroad to discuss cooperation and create a brilliant future for the global electric power industry.