2026 Top 10 Variable Frequency Power Supply Manufacturers in China

Shandong Heyun Electric Co., Ltd

Shandong Heyun Electric Co., Ltd., with its registered address at Unit 301, Building 9, No. 488 Beiyuan Street, Beiyuan Street, Tianqiao District, Jinan City, Shandong Province, is registered with the Market Supervision Administration of Tianqiao District, Jinan City. The legal representative is Wang Chao, and the business scope includes general projects such as sales of electrical equipment; Research and development of distribution switch control equipment; Sales of industrial automatic control system devices; Sales of electrical signal equipment devices; Sales of photovoltaic equipment and components; Sales of intelligent power transmission and distribution and control equipment; Sales of power electronic components; Manufacturing of transformers, rectifiers, and inductors [branch operations]; Sales of wind turbines and their components; Information system integration services; Sales of security equipment; Sales of communication equipment; Sales of power facilities and equipment; Sales of mechanical equipment; Electrical equipment repair; Wholesale of electronic components; Battery sales; Retail of computer software, hardware, and auxiliary equipment; Wholesale of hardware products; Information technology consulting services; Operation of wires and cables; Sales of mechanical and electrical equipment; Sales of electrical instruments and meters; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of electrical accessories; Retail of hardware products; Manufacturing of mechanical and electrical equipment [branch operation]; Sales of distribution switch control equipment; Sales of seals; Sales of firefighting equipment; Sales of intelligent instruments and meters; Battery leasing; Software sales; Sales of information security equipment; Contract energy management; Sales of refrigeration and air conditioning equipment; General equipment repair; Installation services for ordinary mechanical equipment; External contracting projects; Construction of earthwork engineering; Manufacturing of power electronic components [branch operation]; Manufacturing of optical communication equipment [branch operation]; Manufacturing of industrial automatic control system equipment [branch operation]; Manufacturing of electrical signal equipment devices [branch operation]; Manufacturing of capacitors and their supporting equipment [branch operation]; Manufacturing of power transmission, distribution and control equipment [branch operation]; Manufacturing of electronic components and electromechanical equipment [branch operation]; Manufacturing of power facilities and equipment [branch operation]; Manufacturing of distribution switch control equipment [branch operation]; Personal business services. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license) Licensed projects: installation, maintenance, and testing of power transmission, power supply, and power receiving facilities; Installation of civil nuclear safety equipment; Electrical installation services; Construction project construction; Construction labor subcontracting; Import and export of goods. (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: Variable Frequency Power Supply, Variable Frequency Power Supply, Inverter

Shandong Oulaier Power Supply Co., Ltd

Shandong Oulaier Power Supply Co., Ltd., registered at 074, 3rd Floor, No. 4 Weisi Road, Daguanyuan Street, Shizhong District, Jinan City, Shandong Province (multiple photos for one address), registered with the Market Supervision and Administration Bureau of Shizhong District, Jinan City, with Li Dexi as the legal representative. Its business scope includes general projects: sales of electronic components and electromechanical component equipment; Research and development of distribution switch control equipment; Sales of distribution switch control equipment; Sales of power electronic components; Sales of electric dynamometer motors; Sales of electrical instruments and meters; Sales of electrical equipment; Sales of intelligent power transmission and distribution and control equipment; Battery sales; Sales of generators and generator sets; Sales of electrical accessories; Sales of household appliances; Sales of experimental analytical instruments; Electronic product sales; Sales of electronic specialized equipment; Retail of bicycles and spare parts; Retail of automotive spare parts; Retail of motorcycles and spare parts; Wholesale of automotive spare parts; Sales of new catalytic materials and additives; Sales of new membrane materials; Sales of new ceramic materials; Sales of new metal functional materials; Import and export of goods; Recycling of renewable resources (excluding productive waste metals); Sales of specialized equipment for environmental protection; Construction of earthwork engineering; Engineering management services; Biomass fuel processing; Sales of biomass pellet fuels. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license.) Licensed project: demolition of buildings (excluding blasting operations). (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: Variable Frequency Power Supply, Lead-Acid Battery, Ups Power Supply

Jinan Taier Electric Power Technology Co., Ltd

Jinan Taier Electric Power Technology Co., Ltd., with its registered address at 1-2210, EF Building, Dinghao Plaza, No. 44 Gongye South Road, High tech Zone, Jinan City, Shandong Province, China. The registration authority is the Market Supervision Bureau of Jinan High tech Industrial Development Zone Management Committee, and the legal representative is Wang Yun. Its business scope includes the development of electric power technology; Development, sales, and technical services of power equipment; Development, sales, and technical services of power equipment, electrical equipment, high and low voltage distribution cabinets, and controllers; Sales of solar modules, photovoltaic wind power generation equipment and accessories, power automation equipment, instruments and meters, batteries, frequency converters, electronic equipment, and hardware products; Information system integration services; Development and sales of temperature online detection devices for substation equipment, intelligent dehumidification devices, and non specialized communication equipment. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Variable Frequency Power Supply, Dc Power Supply, New Energy Power Supply

Shandong Hansheng Energy Technology Co., Ltd

Shandong Hansheng Energy Technology Co., Ltd., with its registered address at Room B4-1216, Chengji Center, No. 47 Heping Road, Lixia District, Jinan City, Shandong Province, is registered with the Market Supervision Administration of Lixia District, Jinan City. The legal representative is Niu Linlin, and its business scope includes the development and sales of solar equipment and accessories, electrical equipment, and power equipment; Sales: energy-saving equipment, instruments and meters, electronic products, fire-fighting equipment, non specialized communication equipment, mechanical equipment, air conditioning, generators, lightning protection equipment, hardware and electrical equipment, refrigeration equipment, computers, industrial automation control equipment; Software development, sales, and technical consulting; Network technology development and technical consulting; Data processing; Environmental technology development, technology transfer, and technology consulting; Contract energy management; Electric power engineering; System integration and comprehensive cabling; Electronic and intelligent engineering, building decoration and renovation engineering, building mechanical and electrical installation engineering, construction labor subcontracting, fire protection facility engineering; Enterprise management consulting; Import and export business. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Variable Frequency Power Supply, Medium Frequency Power Supply, Power Inverter Power Supply

Wenzhou Kaiming Electric Co., Ltd

Wenzhou Kaiming Electric Co., Ltd., registered at Building M, Leshang Entrepreneurship Park, Yueqing Economic Development Zone, Yueqing City, Wenzhou City, Zhejiang Province (Haichao Road, Wengyang Street), registered with the Market Supervision Administration of Yueqing City, with the legal representative being Xie Lidan. Its business scope includes general projects: manufacturing of distribution switch control equipment; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of firefighting equipment; Sales of distribution switch control equipment; Manufacturing of transformers, rectifiers, and inductors; Manufacturing of display devices; Sales of display devices; Manufacturing of electric motors; Manufacturing of power facilities and equipment; Sales of power facilities and equipment; Manufacturing of monitoring and control equipment for power transmission and distribution; Sales of monitoring and control equipment for power transmission and distribution; Fan and fan manufacturing; Sales of fans and blowers; Manufacturing of electrical signal equipment devices; Sales of electrical signal equipment devices; Manufacturing of electrical instruments and meters; Sales of electrical instruments and meters; Sales of intelligent instruments and meters; Manufacturing of lighting fixtures; Sales of lighting fixtures; Operation of wires and cables; Manufacturing of electronic components; Wholesale of electronic components; Manufacturing of electrical accessories; Sales of electrical accessories; Battery leasing; Battery manufacturing; Battery sales; Manufacturing of pumps and vacuum equipment; Sales of pumps and vacuum equipment (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).. Core products: Variable Frequency Power Supply, Emergency Lighting Centralized Power Supply, Ups Uninterruptible Power Supply

Shenzhen Yuanyi Electronics Co., Ltd

Shenzhen Yuanyi Electronics Co., Ltd., with its registered address at 402, 4th floor, Building C, Kelunte Low Carbon Industrial Park, Gaofeng Community, Dalang Street, Longhua District, Shenzhen, is registered with the Shenzhen Market Supervision Administration. The legal representative is Li Qiuying, and the business scope includes general business projects such as AC power supply, DC power supply, electronic loads, electromechanical integrated equipment, power meters, power analyzers, technical development, maintenance, sales, and related technical consulting of electronic products; Domestic trade; Import and export of goods and technology. (Except for projects prohibited by laws and administrative regulations; projects restricted by laws and administrative regulations must obtain a license before operation) Licensed business projects: production of AC power supplies, DC power supplies, electronic loads, electromechanical integrated equipment, power meters, power analyzers, and electronic products; Technical testing of electronic instrument meters (excluding restricted items).. Core products: Variable Frequency Power Supply, Electronic Load, Power Analyzer

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 Power Supply, High Voltage Isolation Box, Spray Tower