2026 Top 10 Circuit Protection Manufacturers in China

Chenglian Power Supply Co., Ltd

No. 102, Xinzhu 2nd Road, Xinbei District, Changzhou City

Chenglian Power Supply Co., Ltd., located at 102 Xinzhu 2nd Road, Xinbei District, Changzhou City, was established on September 18, 2001. The registration authority is Changzhou Administrative Approval Bureau, and the legal representative is Zang Qizhun. Core products: Circuit Protection

Xiamen Zhuozhongda Technology Co., Ltd

Room 716, No. 66 Ninghai Yili, Jimei District, Xiamen City

Xiamen Zhuozhongda Technology Co., Ltd., located at Room 716, No. 66 Ninghai Yili, Jimei District, Xiamen City, was established on August 4, 2025. The registration authority is the Market Supervision Administration of Jimei District, Xiamen City, and the legal representative is Lei Muhua. Core products: Circuit Protection

Dongguan Fukuanyuan Electronics Co., Ltd

Dongguan Fukuanyuan Electronics Co., Ltd. is registered at No. 95, Shijing Road Section, Guanzhang Road, Dongcheng Street, Dongguan City. The registration authority is Dongguan Market Supervision Administration, and the legal representative is Li Chao. Its business scope includes research and development, production and sales, and technology transfer of electronic products, electronic components, hardware products, and plastic products.. Core products: Circuit Protection, Car Fuse Dc Fuse, Varistor

Semiwell Semiconductor (Shanghai) Co., Ltd

Semiwell Semiconductor (Shanghai) Co., Ltd., with its registered address at Building 3, No. 3387 Shendu Road, Minhang District, Shanghai, is registered with the Minhang District Market Supervision Administration. The legal representative is Wang Liyong. Its business scope includes technology development, technology transfer, technology consulting, and technical services in the field of semiconductor technology, sales of semiconductor devices, electronic components, system integrated circuits, circuit protection devices, processing and production of diode products such as transient suppression diodes, solid discharge tubes, Schottky diodes, and transistor products such as thyristors, field-effect transistors, and transistors, as well as import and export of goods and technology Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Circuit Protection, Mosfet, Thyristor

Shanghai Hengzhe Automation Equipment Co., Ltd

Shanghai Hengzhe Automation Equipment Co., Ltd., with its registered address at 5th Floor, Building 11, No. 6055 Jinhai Road, Fengxian District, Shanghai, registered with the Market Supervision Administration of Fengxian District, and represented by Yao Tingting as its legal representative. Its business scope includes the processing (limited to branch operations) and sales of automation equipment; Sales of electromechanical equipment, refrigeration equipment, environmental protection equipment, hardware and electrical equipment, instruments and meters, water pipes and valves, computer software and auxiliary equipment, electronic products, daily necessities, metal materials, rubber and plastic products; Construction of ordinary mechanical and electrical installation projects; Engaged in technical development, consulting, and services in the fields of electromechanical and computer technology; Engaged in import and export business of goods and technology. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Circuit Protection, L+B Lanbao,

Shenzhen Kaiji Electronics Co., Ltd

9B2-29 Tianxiang Building, Tian'an Digital City, No. 12 Tairan 5th Road, Tian'an Community, Shatou Street, Futian District, Shenzhen

Shenzhen Kaiji Electronics Co., Ltd. is located at 9B2-29 Tianxiang Building, Tian'an Digital City, No. 12 Tairan 5th Road, Tian'an Community, Shatou Street, Futian District, Shenzhen. It was established on September 14, 2017, with the registration authority of Shenzhen Market Supervision Administration and the legal representative being Liu Jiajia. Core products: Circuit Protection

Changzhou Zhisheng Automation Quenching Equipment Co., Ltd

Room 101, Building 27, No. 158 Jinchuang Road, Yaoguan Town, Changzhou Economic Development Zone

Changzhou Zhisheng Automation Quenching Equipment Co., Ltd., located at Room 101, Building 27, No. 158 Jinchuang Road, Yaoguan Town, Changzhou Economic Development Zone, was established on March 8, 2013. The registered authority is the Management Committee of Changzhou Economic Development Zone, Jiangsu Province, and the legal representative is Xiao Zhiping. Core products: Circuit Protection