2026 Top 10 Active Filter Manufacturers in China

Henan Ruitong Electric Technology Co., Ltd

Henan Ruitong Electrical Technology Co., Ltd., registered at No. 203, 2nd Floor, Building 3, No. 16 Jinzhan Street, High tech Industrial Development Zone, Zhengzhou City, Henan Province, China. The registration authority is the Market Supervision Administration of Zhengzhou High tech Industrial Development Zone, and the legal representative is Zhang Peitao. The business scope includes general projects such as power transmission and distribution and control equipment manufacturing; Manufacturing of transformers, rectifiers, and inductors; Manufacturing of capacitors and their supporting equipment; Manufacturing of distribution switch control equipment; Manufacturing of power electronic components; Manufacturing of power facilities and equipment; Manufacturing of electronic components and electromechanical equipment; Manufacturing of instruments and meters; Manufacturing of photovoltaic equipment and components; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Information system integration services; Computer system services; Software development; Software sales; Information technology consulting services; Data processing services; Geographic remote sensing information services; Research and development of Internet of Things technology; Internet of Things technology services; Contract energy management; Energy saving management services; Operational efficiency evaluation service; General equipment manufacturing (excluding special equipment manufacturing); Manufacturing of mechanical and electrical equipment; Sales of intelligent power transmission and distribution and control equipment; Sales of capacitors and their supporting equipment; Sales of distribution switch control equipment; Sales of power electronic components; Sales of power facilities and equipment; Sales of electronic components and electromechanical equipment; Sales of instruments and meters; Sales of new energy original equipment; Sales of electrical equipment; Electrical equipment repair; Sales of metal materials; Sales of building materials; Research and development of distribution switch control equipment; Research and development of efficient and energy-saving technologies in the power industry; Rental services (excluding licensed rental services); Mechanical equipment leasing; Rental of photovoltaic power generation equipment; Import and export of goods; Technology import and export (except for projects that require approval according to law, business activities can be carried out independently based on the business license) License project: surveying and mapping services; Inspection and testing services; Installation, maintenance, and testing of power transmission, supply, and receiving facilities (projects that require approval by law can only be carried out after approval by relevant departments, and specific business projects are subject to approval documents or licenses from relevant departments). Core products: Active Filter, High Pressure Regulating Device, Low Voltage Parallel Power Capacitor

Ankerui Electric Co., Ltd

Ankerui Electric Co., Ltd., with its registered address at No. 253 Yulu Road, Jiading District, Shanghai, is registered with the Shanghai Municipal Administration for Market Regulation. The legal representative is Zhou Zhong, and its business scope includes general projects: manufacturing of electrical instruments and meters; Manufacturing of intelligent instruments and meters; Manufacturing of capacitors and their supporting equipment; Manufacturing of transformers, rectifiers, and inductors; Manufacturing of power transmission, distribution and control equipment; Manufacturing of power electronic components; Manufacturing of lighting fixtures; Manufacturing of electrical signal equipment devices; Manufacturing of IoT devices; Manufacturing of industrial automatic control system devices; Manufacturing of distribution switch control equipment; Manufacturing of atmospheric pollution monitoring and detection instruments and meters; Manufacturing of specialized instruments and meters for environmental monitoring; Research and development of Internet of Things technology; Internet of Things technology services; Internet data service; Internet of Things application services; Software development; Information system integration services; Information system operation and maintenance services; Information technology consulting services; Computer system services; Industrial Internet data service; Manufacturing of information security equipment; Engineering management services; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Energy saving management services; Contract energy management; Energy storage technology services; Engineering and technical research and experimental development; Engineering and technical services (excluding planning management, survey, design, and supervision); Sales of charging stations; Sales of intelligent power transmission and distribution and control equipment; Sales of distribution switch control equipment; Sales of industrial automatic control system devices; Sales of capacitors and their supporting equipment; Sales of electrical signal equipment devices; Sales of power electronic components; Sales of electrical instruments and meters; Software sales; Sales of intelligent instruments and meters; Sales of lighting fixtures; Sales of IoT devices; Sales of information security equipment. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license.) Licensed project: sales of specialized products for computer information system security; Design of intelligent building systems; Construction project design; Construction project construction; Import and export of goods; Technology import and export. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. The specific business projects shall be subject to the approval documents or licenses issued by the relevant departments.). Core products: Active Filter, Asd Switchgear Comprehensive Measurement And Control Device, Current Transformer

Henan Ruitong Electric Technology Co., Ltd

Henan Ruitong Electrical Technology Co., Ltd., registered at No. 203, 2nd Floor, Building 3, No. 16 Jinzhan Street, High tech Industrial Development Zone, Zhengzhou City, Henan Province, China. The registration authority is the Market Supervision Administration of Zhengzhou High tech Industrial Development Zone, and the legal representative is Zhang Peitao. The business scope includes general projects such as power transmission and distribution and control equipment manufacturing; Manufacturing of transformers, rectifiers, and inductors; Manufacturing of capacitors and their supporting equipment; Manufacturing of distribution switch control equipment; Manufacturing of power electronic components; Manufacturing of power facilities and equipment; Manufacturing of electronic components and electromechanical equipment; Manufacturing of instruments and meters; Manufacturing of photovoltaic equipment and components; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Information system integration services; Computer system services; Software development; Software sales; Information technology consulting services; Data processing services; Geographic remote sensing information services; Research and development of Internet of Things technology; Internet of Things technology services; Contract energy management; Energy saving management services; Operational efficiency evaluation service; General equipment manufacturing (excluding special equipment manufacturing); Manufacturing of mechanical and electrical equipment; Sales of intelligent power transmission and distribution and control equipment; Sales of capacitors and their supporting equipment; Sales of distribution switch control equipment; Sales of power electronic components; Sales of power facilities and equipment; Sales of electronic components and electromechanical equipment; Sales of instruments and meters; Sales of new energy original equipment; Sales of electrical equipment; Electrical equipment repair; Sales of metal materials; Sales of building materials; Research and development of distribution switch control equipment; Research and development of efficient and energy-saving technologies in the power industry; Rental services (excluding licensed rental services); Mechanical equipment leasing; Rental of photovoltaic power generation equipment; Import and export of goods; Technology import and export (except for projects that require approval according to law, business activities can be carried out independently based on the business license) License project: surveying and mapping services; Inspection and testing services; Installation, maintenance, and testing of power transmission, supply, and receiving facilities (projects that require approval by law can only be carried out after approval by relevant departments, and specific business projects are subject to approval documents or licenses from relevant departments). Core products: Active Filter, Voltage Sag Compensation Device, Controller

Sutton Power (Shanghai) Co., Ltd

Sutton Power (Shanghai) Co., Ltd., registered at Room 104, Building 5, No. 508 Zixu Road, Minhang District, Shanghai, with the registration authority of Minhang District Market Supervision Administration and the legal representative of Ren Qi, engages in the production of transformers, reactors, control cabinets, filters, technical consulting, services, development, and transfer in the field of power, import and export of goods and technology, installation of power equipment (except for installation, maintenance, and decoration of power facilities), sales, installation, and maintenance of automation equipment and electrical products (except for special control), electronic components, power equipment, instruments, communication equipment and related products, industrial and mining products (except for special control), stone, metal materials (except for special control) Sales of specialized control and metal products (excluding specialized control). Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Active Filter, Customized Reactor, Passive Filter

Shijiazhuang Qihang Power Equipment Technology Co., Ltd

Shijiazhuang Qihang Power Equipment Technology Co., Ltd., registered at Room D433, East Side of Building 2, Jinshi Industrial Park, No. 368 Xinshi North Road, Shijiazhuang City, registered with the Market Supervision Administration of the High tech Zone, with Zhang Zheng as the legal representative. Its business scope includes general projects such as technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Electronic product sales; Sales of industrial automatic control system devices; Sales of distribution switch control equipment; Sales of instruments and meters; Sales of capacitors and their supporting equipment; Sales of mechanical and electrical equipment; Sales of advanced power electronic devices; Sales of power electronic components; Retail of computer software, hardware, and auxiliary equipment; Sales of office supplies; Manufacturing of capacitors and their supporting equipment (limited to branch operations only); Manufacturing of power electronic components (limited to branch operations only). (Except for projects that require approval according to law, business activities can be carried out independently based on the business license.) Licensed projects: construction engineering construction (except for nuclear power plant construction and operation, civil airport construction). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. The specific business projects shall be subject to the approval documents or licenses issued by the relevant departments.). Core products: Active Filter, Distribution Cabinet, Capacitor Cabinet

Cook Cooper Electric (Shanghai) Co., Ltd

Cook Cooper Electric (Shanghai) Co., Ltd. is registered at Room 110, Building 12, No. 2888 Fengzhe Road, Qingcun Town, Fengxian District, Shanghai. The registration authority is the Fengxian District Market Supervision Bureau, and the legal representative is Li Caiqin. The company's business scope includes technology development, technical consulting, technical services, and technology transfer in the fields of electrical technology and mechanical technology, electrical equipment manufacturing and processing (operated by branch offices up to the limit), wholesale and retail of electrical equipment, industrial automation equipment, mechanical equipment and accessories, building materials, instruments and meters, hardware and electrical equipment, electronic products, computers, software, and auxiliary equipment (except for computer information system security special products), 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: Active Filter, Filter Type Low-Voltage Capacitor, Intelligent Capacitors

Beijing Fuchi Technology Development Co., Ltd

Beijing Fuchi Technology Development Co., Ltd., with its registered address at Room 2211, Building A, No. 9 Fengxiang East Street, Yangsong Town, Huairou District, Beijing, is registered with the Huairou District Market Supervision Administration of Beijing. The legal representative is Zhang Xiutang, and the business scope includes general projects such as technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of building materials; Retail of hardware products; Sales of mechanical equipment; Sales of metal materials; Sales of refractory materials; Sales of intelligent power transmission and distribution and control equipment; Sales of electrical equipment; Solar power generation technology services; Sales of chemical products (excluding licensed chemical products); Sales of labor protection equipment; Sales of daily miscellaneous goods; External contracting projects; Specialized equipment repair; Electrical equipment repair; Manufacturing of distribution switch control equipment; Manufacturing of power facilities and equipment; Engineering management services; Sales of metal ores. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license in accordance with the law) Licensed project: construction project construction; Construction labor subcontracting; Electrical installation services; Installation, maintenance, and testing of power transmission, supply, and receiving facilities. (For projects that require approval according to law, business activities can only be carried out after approval by relevant departments. Specific business projects shall be subject to the approval documents or licenses issued by relevant departments.) (Business activities that are prohibited or restricted by national and local industrial policies shall not be engaged in.). Core products: Active Filter, Reactive Power Generator, Compensation Module