

What Is Smart Circuit Breaker
A smart circuit breaker is an electronic device that enables remote and intelligent control of an electrical circuit. These breakers can be managed via a
Zhengkai Electronic Co., Ltd. specializes in high-quality Motor Protection Circuit Breakers and Motor Protection Switches. With decades of expertise and a commitment to innovation, we deliver reliable low-voltage electrical products that meet international standards. Partner with us for safe, efficient solutions tailored to your needs.
High-quality motor protectors help you reduce unnecessary disasters.
Founded in 1991 in Liushi Town, the “Electrical Capital of China,” Zhengkai Electronic Co., Ltd. has established itself as a leading manufacturer of low-voltage electrical products. We specialize in Motor Protection Circuit Breakers and Motor Protection Switches, ensuring the highest standards of quality and safety. With a strong focus on innovation and customer satisfaction, we are dedicated to providing reliable solutions for both domestic and international markets.
As General Manager of Zhengkai Electronics Co., Ltd., I am proud to lead our dedicated team to provide innovative, reliable electrical solutions that empower our customers and drive success in domestic and international markets.
Zheng Kan
Our Motor Protection Circuit Breakers and Switches meet strict ISO 9001 standards and are certified for safety and reliability.
We continuously integrate advanced scientific technology into our product development, ensuring cutting-edge solutions for our customers.
With over three decades of expertise in the electrical industry, our skilled team is dedicated to delivering exceptional service and support.
Our products are well-regarded both domestically and internationally, allowing us to foster strong partnerships in diverse markets.


A smart circuit breaker is an electronic device that enables remote and intelligent control of an electrical circuit. These breakers can be managed via a


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