2026 Top 10 Variable Frequency Power Supply Manufacturers in China

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

Shenzhen Xinxinshi Technology Co., Ltd

Shenzhen Xinxinshi Technology Co., Ltd., with its registered address at Room 309, Building C, Bao'an New Generation Information Technology Industrial Park, Chuangye 2nd Road, Xin'an Street, Bao'an District, Shenzhen, is registered with the Shenzhen Market Supervision Administration. The legal representative is Ye Jianhua, and the business scope includes general business items such as instruments and meters, control software, tools, electronic consumables, office equipment, electromechanical equipment, electronic equipment, electronic components, anti-static products, hardware and electrical equipment, computers and accessories, audio equipment, instrument connectors, molds, plastic parts, hardware and related components research and development, design, sales, and on-site maintenance; Domestic trade, import and export of goods and technology. Except for projects that require approval before operation as stipulated by laws, administrative regulations, and decisions of the State Council, the licensed business projects are:. Core products: Variable Frequency Power Supply, Field Strength Meter, 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

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

Jinan Langrui Electric Co., Ltd

Jinan Langrui Electric Co., Ltd., registered at No. 4568 Kejia Road, Suncun Street, High tech Zone, Jinan City, Shandong Province, China Computer Valley Future Intelligent Manufacturing Center Phase I 12B, registered with the Market Supervision Bureau of Jinan High tech Industrial Development Zone Management Committee, with Yu Lianguang as the legal representative. Its business scope includes the manufacturing, wholesale, retail, technology development, and technical services of electrical equipment, electronic equipment, and fire-fighting equipment; Development, wholesale, retail, and technical services of computer equipment, industrial automation system equipment, and computer software; Computer network technology development and technical services; Computer data processing and technical services; Information technology consulting services; Promotion services for energy-saving technologies; Contract energy management and technical services; Wholesale and retail of mechanical equipment, high and low voltage electrical equipment, instruments and meters, air conditioning equipment, hardware and electrical equipment; Professional contracting for building electromechanical installation engineering, security engineering, and electronic and intelligent engineering (the above projects are operated with qualification certificates); Import and export business, as well as other projects that are not prohibited or do not require business licenses according to laws, regulations, and decisions of the State Council. Projects that require approval by law can only be operated after approval by relevant departments.. Core products: Variable Frequency Power Supply, Stable Voltage And Frequency Power Supply, Hydroelectric Power Converter

Changzhou Cayen Electronic Technology Co., Ltd

Changzhou Cayen Electronic Technology Co., Ltd., with its registered address at 2nd Floor, A6 Standard Factory Building, Hutang Science and Technology Industrial Park, Hutang Town, Wujin District, Changzhou City. The registration authority is the Wujin District Administrative Approval Bureau, and the legal representative is Shen Zhongyuan. Its business scope includes technology research and development and sales of electronic products; Manufacturing, research and development, and sales of power frequency conversion equipment, power stabilization equipment, and power transformation equipment; Technology development, consulting, transfer, and services in the field of power technology; Research and development of ordinary mechanical equipment and accessories; Environmental engineering construction; Manufacturing and processing of card readers, password keyboards, magnetic card readers, IC card readers, and computer accessories. General projects: Manufacturing of photovoltaic equipment and components; Sales of photovoltaic equipment and components; Sales of wind turbines and their components; Manufacturing of power electronic components; Sales of power electronic components; Manufacturing of transformers, rectifiers, and inductors; Manufacturing of electronic (gas) physical equipment and other electronic devices; General equipment manufacturing (excluding special equipment manufacturing) (except for projects that require approval according to law, independently carry out business activities based on the business license in accordance with the law). Core products: Variable Frequency Power Supply, Variable Frequency Power Supply, 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