2026 Top 10 Variable Frequency Device Manufacturers in China

Shanghai Duoyu Technology Co., Ltd

Shanghai Duoyu Technology Co., Ltd., with its registered address at 3-4/F, Building 15, No. 631 Jiangchuan Road, Minhang District, Shanghai, is registered with the Minhang District Market Supervision Administration. The legal representative is Qiang Hongliang, and its business scope includes general projects such as technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Manufacturing of industrial automatic control system devices; Engineering and technical research and experimental development; Mechanical equipment research and development; Industrial design services; Research and development of motors and their control systems; Manufacturing of mechanical and electrical equipment; Manufacturing of electrical accessories; Manufacturing of electric motors; Manufacturing of electrical equipment; Electrical equipment repair; Sales of electronic components and electromechanical equipment; Technology import and export; Import and export of goods. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law). Core products: Variable Frequency Device, Programmable Controller, Frequency Converter

Shanghai Zhuofeng Automation Technology Co., Ltd

Shanghai Zhuofeng Automation Technology Co., Ltd., with its registered address at Room 1576, No. 11, Lane 65, Huandong 1st Road, Fengjing Town, Jinshan District, Shanghai, is registered with the Jinshan District Market Supervision Bureau. The legal representative is Jiang Zhaolin. The company's business scope includes technology development, technical consulting, technical services, technology transfer in the field of automation technology, wholesale and retail of automation equipment, electrical equipment, hardware and electrical equipment, electronic components, electronic products, instruments and meters, wires and cables, mechanical and electrical equipment, enterprise management consulting, business information consulting, e-commerce (not allowed to engage in financial business). Projects that require approval according to law can only carry out business activities after being approved by relevant departments. Core products: Variable Frequency Device, Communication Processor, Button Type Panel

Yixing Yingli Environmental Protection Equipment Manufacturing Co., Ltd

Yixing Yingli Environmental Protection Equipment Manufacturing Co., Ltd., with its registered address at No. 8 Huguang Road, Qianluo Village, Dingshu Town, Yixing City, is registered with the Yixing Administrative Approval Bureau. The legal representative is Qi Zhenzhao, and its business scope includes licensed projects: various engineering construction activities (projects that require approval by law can only be carried out after approval by relevant departments, and specific business projects are subject to approval results). General projects: manufacturing of environmental protection special equipment; Sales of specialized equipment for environmental protection; Manufacturing of dust removal technology equipment; Manufacturing of coal-fired flue gas desulfurization and denitrification equipment; Manufacturing of sludge treatment equipment; General equipment manufacturing (excluding special equipment manufacturing); Air pollution control; Water pollution control; Soil pollution control and remediation services; Solid waste management; Engineering management services; Engineering and technical research and experimental development; Manufacturing of mechanical and electrical equipment; Mechanical equipment research and development; Manufacturing of material handling equipment; Manufacturing of distribution switch control equipment; Manufacturing of transformers, rectifiers, and inductors; Motor manufacturing; Manufacturing of instruments and meters; Operation of wires and cables; Information system integration services; Software development; Professional design services; Ordinary mechanical equipment installation services (except for projects that require approval according to law, business activities can be carried out independently with a business license in accordance with the law). Core products: Variable Frequency Device, High Voltage Isolation Box, Spray Tower

Shijiazhuang Delan Electrical Equipment Co., Ltd

Shijiazhuang Delan Electrical Equipment Co., Ltd., with its registered address in Xiaoxiao Village, Songcao Town, Yuanshi County, Shijiazhuang City, Hebei Province, is registered with the Yuanshi County Administration for Industry and Commerce. The legal representative is Wang Shaowei, and the business scope includes the production, sales, maintenance, design, and construction of high and low voltage electrical complete sets of equipment, PLC touch screen control cabinets, energy-saving electrical equipment, building automation equipment, building electrical equipment, and automated water supply equipment; Security and fire engineering design and construction; Wholesale and retail of hardware and electrical equipment, instruments and meters, office consumables, and electrical components. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Variable Frequency Device

Wuhan Zhongyu Water Equipment Co., Ltd

Wuhan Zhongyu Water Equipment Co., Ltd., with its registered address at No. 1-2, East 91 Huayuan Bay Second Street, Caidian Economic Development Zone, Caidian District, Wuhan City, Hubei Province, is registered with the Market Supervision and Administration Bureau of Caidian District, Wuhan City. The legal representative is Wang Zhenghua, and the business scope includes licensed projects: production and supply of tap water (projects that require approval according to 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). General projects: manufacturing of water resources specialized machinery and equipment; General equipment manufacturing (excluding special equipment manufacturing); Municipal facility management; Sales of instruments and meters; Sales of metal chains and other metal products; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Sales of firefighting equipment; Sales of electronic components and electromechanical equipment; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Manufacturing of mechanical and electrical equipment; estate management; Non residential real estate leasing; Residents' daily life services (except for licensed businesses, they can independently operate projects that are not prohibited or restricted by laws and regulations). Core products: Variable Frequency Device, Integrated Drinking Water Equipment, Integrated Water Plant

Hunan Renhu Water Affairs Co., Ltd

Hunan Renhu Water Affairs Co., Ltd., with its registered address at 102, No. 150 Yongfu Road, Liuyang Economic and Technological Development Zone, registered with the Market Supervision Administration of Liuyang City, and represented by Hu Yi as its legal representative. Its business scope includes hydrological services; Smart water engineering operation and maintenance services; Sales of valves, environmental protection equipment, electromechanical equipment, general instruments and meters, sewage treatment equipment, water supply equipment, water treatment agents, water pumps, water tanks, water treatment equipment, and water treatment chemicals (excluding hazardous chemicals); Wholesale of stainless steel products; Retail of stainless steel products; Sales of pressure pipelines and accessories. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Variable Frequency Device, Pressure Tank, Pipe Fittings And Valves

Dongguan Lanzhen Electromechanical Equipment Co., Ltd

Room 504, Building 1, No. 5 Jinying Second Street, Houjie Town, Dongguan City, Guangdong Province

Dongguan Lanzhen Electromechanical Equipment Co., Ltd. is located at Room 504, Building 1, No. 5 Jinying Second Street, Houjie Town, Dongguan City, Guangdong Province. It was established on December 23, 2014, and registered with the Dongguan Market Supervision Administration. The legal representative is Zhai Zhifeng. Core products: Variable Frequency Device