2026 Top 10 Variable Frequency Power Supply Manufacturers in China Shandong

Wesker Electric (Shandong) Co., Ltd

Wisk Electric (Shandong) Co., Ltd., registered at 5th floor, Building 2, North District, Jinan Biomedical Port, No. 30766 Jing Shi Dong Road, Ganggou Street, Licheng District, Jinan City, Shandong Province, China. The registration authority is the Market Supervision Administration of Licheng District, Jinan City, and the legal representative is Zhao Guangying. The business scope includes general projects such as import and export of goods; Manufacturing of transformers, rectifiers, and inductors; Manufacturing of power transmission, distribution and control equipment; Manufacturing of distribution switch control equipment; Manufacturing of new energy prime mover equipment; Manufacturing of photovoltaic equipment and components; Research and development of new material technology; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Solar power generation technology services; Energy storage technology services; Wind power generation technology services. (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 Power Supply, Reactive Power Compensation Device, High-Voltage Frequency Converter

Shandong Duobei Electromechanical Equipment Co., Ltd

Room 2019, Unit 2, Building 3, Tianhua Xintiandi, High tech Zone, Heze City, Shandong Province (office only)

Shandong Dobe Electromechanical Equipment Co., Ltd., located in Room 2019, Unit 2, Building 3, Tianhua Xintiandi, High tech Zone, Heze City, Shandong Province (office only), was established on August 8, 2019, with the registration authority of Market Supervision Administration of Luxi New District, Heze City, and the legal representative of Zhang Xiangyun. Core products: Variable Frequency Power Supply, Siemens Plc Module, Mts Sensor

Qingdao Jiabao Jia Electromechanical Equipment Co., Ltd

Qingdao Jiabao Jia Electromechanical Equipment Co., Ltd., registered at Room 304, Building 2, No. 21 Quanzhou Road, Shinan District, Qingdao City, Shandong Province, registered with the Market Supervision and Administration Bureau of Shinan District, Qingdao City. The legal representative is Pan Xiao, and the business scope includes wholesale of electromechanical equipment, automobiles, distribution cabinets, hardware tools, computers, electronic products, mechanical equipment, building materials, metal materials, fire-fighting equipment and devices, electrical equipment, labor protection supplies, lubricants; Repair and maintenance services, technical services for mechanical and electrical equipment; Mechanical and electrical equipment installation engineering construction, network engineering construction, and building intelligence engineering construction; Computer system integration; Computer technology services and technical consulting; Business information consultation; business management; Energy technology services; Energy management services; Environmental protection technology services; Environmental monitoring services; Property services; Repair (not allowed at this residence), maintenance, and debugging: motors, generators, fans, water pumps, frequency converters; Production and processing: mechanical spare parts (not allowed to be produced or processed here); Import and export of goods and technology (excluding publications). (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, Low-Voltage Motor, Variable Frequency Motor

Shandong Lu Coal Heavy Industry Co., Ltd

Shandong Lu Coal Heavy Industry Co., Ltd., with its registered address at Yangcheng Coal Mine in Guolou Town, Wenshang County, Jining City, is registered with the Market Supervision and Administration Bureau of Wenshang County. The legal representative is Fang Yuxiang, and its business scope includes general projects such as mining machinery manufacturing; Sales of mining machinery; Sales of railway transportation equipment; Sales of agricultural machinery; Sales of agricultural and sideline products; Sales of specialized equipment for environmental protection; Sales of construction machinery; Sales of building materials; Sales of labor protection equipment; Wholesale of hardware products; Sales of metal materials; Sales of pumps and vacuum equipment; Sales of firefighting equipment; Manufacturing of hardware products; Manufacturing of mechanical and electrical equipment; Software development; Sales of artificial intelligence hardware; Sales of lubricating oil; Sales of specialized instruments and meters for environmental monitoring; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of instruments and meters. (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 Power Supply, Shotcrete Machine, Support Products

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, Dc Panel, Lead-Acid Battery

Shandong Xinhexin Electric Co., Ltd

Shandong Xinhexin Electric Co., Ltd., with its registered address at 104 Guolu East, Wangzhuang Town, Qufu City, Jining City, Shandong Province, is registered with the Qufu Market Supervision Administration Bureau. The legal representative is Kong Linglei, and its business scope includes general projects such as manufacturing of industrial automatic control system devices; Intelligent control system integration; Manufacturing of monitoring and control equipment for power transmission and distribution; Sales of monitoring and control equipment for power transmission and distribution; Research and development of distribution switch control equipment; Manufacturing of distribution switch control equipment; Manufacturing of metal cutting and welding equipment; Manufacturing of power transmission, distribution and control equipment; Manufacturing of mechanical and electrical equipment; Manufacturing of electronic components and electromechanical equipment; Manufacturing of power electronic components; Manufacturing of servo control mechanisms; Sales of servo control mechanisms; Sales of power electronic components; Sales of electrical equipment; Electrical equipment repair; Sales of mechanical and electrical equipment; Sales of intelligent power transmission and distribution and control equipment; Sales of electronic components and electromechanical equipment; Promotion services for new material technology; Research and development of electromechanical coupling system; Research and development of emerging energy technologies; Research and development of energy recovery systems; Enterprise management consulting; Information technology consulting services; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Internet equipment sales; 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. Licensed projects include the installation, maintenance, and testing of power transmission, power supply, and receiving facilities. (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, Central Feeding System, Online Soft Starter

Shandong Xinao Machinery Co., Ltd

Shandong Xinao Machinery Co., Ltd., with its registered address located in Liulijing Village, Quanpu Town, Liangshan County, Jining City, Shandong Province, is registered with the Market Supervision Administration of Liangshan County. The legal representative is Wang Yuanqiu, and its business scope includes general projects such as mechanical and electrical equipment manufacturing; Black metal casting; Sales of mechanical equipment; Sales of specialized equipment for environmental protection; Manufacturing of specialized equipment for environmental protection; General equipment manufacturing (excluding special equipment manufacturing); Sales of pharmaceutical specialized equipment; Manufacturing of pharmaceutical specialized equipment; Manufacturing of gas and liquid separation and purification equipment; Sales of gas and liquid separation and purification equipment; Sales of specialized equipment for refining and chemical production; Manufacturing of specialized equipment for refining and chemical production; Research and development of industrial enzyme preparations; Manufacturing of specialized equipment for food, alcohol, beverage, and tea production; Steel rolling processing; Sale of second-hand goods; Installation services for ordinary mechanical equipment; Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Intelligent basic manufacturing equipment manufacturing; Manufacturing of instruments and meters; Manufacturing of experimental analytical instruments; Mechanical parts and component processing; Wood processing; Sales of intelligent basic manufacturing equipment; Sales of mechanical parts and components; Sales of instruments and meters; Sales of experimental analytical instruments; Sales of labor protection equipment; Sales of chemical products (excluding licensed chemical products); Needle textile sales; Sales of daily necessities; Sales of building materials; Import and export of goods; Technology import and export. (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 Power Supply, Environmental Protection Equipment, Microwave Dryer