
Shanghai Yongji Electrical Holding manufactures circuit breakers and related low-voltage protection devices, backed by advanced testing, assembly equipment, and strong international certifications.
Shanghai Yongji Electrical Holding Co., Ltd. specializes in the manufacturing of circuit breaker series, operating as a science-driven enterprise that integrates research, manufacturing, processing, and trading.
The company’s core portfolio includes Miniature Circuit Breakers (MCB), Residual Current Circuit Breakers (RCCB), and isolators, organized into 9 product series with over 60 types. With proprietary intellectual rights covering breakers and leakage breakers, it supports product development with advanced testing and assembly equipment and refined manufacturing techniques.
Its products serve the high-end global market and are supplied worldwide, with Europe positioned as a leading market. The company also works with customers that include top 500 enterprises.

The company combines scientific research, manufacturing, processing, and trading to support end-to-end delivery for international buyers.
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The portfolio is organized into 9 product series with over 60 types, supporting a wide range of low-voltage protection and isolation needs.
The company holds its own intellectual rights for breakers and leakage breakers, supporting product competitiveness in demanding applications.
Production is supported by advanced testing and assembly equipment alongside refined manufacturing techniques to help ensure stable quality and performance.
Products are supplied to markets worldwide, with Europe as a leading region served. The customer base includes enterprises ranked among the global top 500.