Updated Aug 5, 2026 · Public platform & industry data

Aug 5, 2026 Updated

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2026 Top 10 Variable Frequency Power Supply Manufacturers in China

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Top-rated Variable Frequency Power Supply suppliers, How to choose a Variable Frequency Power Supply manufacturer, Best Variable Frequency Power Supply companies in China

The top 10 Variable Frequency Power Supply manufacturers in China for 2026 are: Shanghai Voltage Regulator Factory, Suzhou Dahaishen Power Equipment Co., Ltd, Shandong Heyun Electric Co., Ltd, Wenzhou Kaiming Electric Co., Ltd, Shenzhen Jinsicheng Technology Co., Ltd, Shenzhen Yuanyi Electronics Co., Ltd, Changzhou Hongguang Electric Energy Technology Co., Ltd, Suzhou Paier Electromechanical Co., Ltd, Jinan Taier Electric Power Technology Co., Ltd, Shanghai Ruijin Power Technology Co., Ltd. Ranked based on product relevance, certifications, company activity, and industry performance. This list is widely used for supplier comparison and sourcing decisions.

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Top 1
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Shanghai Voltage Regulator Factory
Overall Score4.9 / 5
Est. Date1998-01-26
Registered Capital2000K CNY

Shanghai Voltage Regulator Factory, registered at No. 183 Huining Road, Shanghai, with the Huangpu District Market Supervision Bureau as the registration authority and Chen Yanshun as the legal representative. Its business scope includes voltage stabilizers, transformers, distribution cabinets, screens, boxes, DC screens, variable speed and frequency equipment and accessories. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Variable Frequency Power Supply, , Marine Variable Frequency Power Supply

Top 2
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Suzhou Dahaishen Power Equipment Co., Ltd
Overall Score4.8 / 5
Est. Date2020-10-20
Registered Capital10000K CNY

Suzhou Dahaishen Power Equipment Co., Ltd., with its registered address located at the southwest half of the 4th floor, No. 6 Matangwan Road, Suzhou Industrial Park, registered with the Suzhou Industrial Park Administrative Approval Bureau and represented by Yuan Chaohui as its legal representative. Its business scope includes general projects such as mechanical and electrical equipment manufacturing; Manufacturing of electronic components and electromechanical equipment; Manufacturing of transformers, rectifiers, and inductors; Manufacturing of distribution switch control equipment; Sales of mechanical and electrical equipment; Battery sales; Electronic product sales; Wholesale of computer software, hardware, and auxiliary equipment; Sales of power electronic components; Sales of advanced power electronic devices; Sales of electronic measuring instruments; Sales of distribution switch control equipment; Sales of instruments and meters; Sales of experimental analytical instruments; Wholesale of hardware products; Information system integration services; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Computer and office equipment maintenance; Electrical equipment repair; Instrument and meter repair; General equipment repair; Specialized equipment repair; Repair of daily electrical appliances; Maintenance of electronic and mechanical equipment (excluding special equipment); Import and export agency; Import and export of goods (except for projects that require approval according to law, conducting business activities independently based on the business license in accordance with the law). Core products: Variable Frequency Power Supply, Conventional Variable Frequency Power Supply, Programmable Dc Power Supply

Top 3
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Shandong Heyun Electric Co., Ltd
Overall Score4.8 / 5
Est. Date2021-09-06
Registered Capital3250K CNY

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

TOP4
Wenzhou Kaiming Electric Co., Ltd
Overall Score4.7 / 5
Est. Date2011-03-15
Registered Capital10000K CNY

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

TOP5
Shenzhen Jinsicheng Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2010-12-06
Registered Capital5000K CNY

Shenzhen Jinsicheng Technology Co., Ltd., with its registered address at Room 403, Building 3, Haipeng Yuan, North Shayan Road, Shatoujiao, Yantian District, Shenzhen, is registered with Yantian Bureau and represented by Chen Haihua. Its business scope includes general business projects such as electronic product technology consulting; Computer software development, sales, and related technical services (excluding restricted projects); Domestic trade (excluding projects that require approval before registration as stipulated by laws, administrative regulations, and decisions of the State Council); Engage in import and export business (excluding projects prohibited by laws, administrative regulations, and decisions of the State Council, and projects restricted must obtain a license before operation). The licensed business projects include the production of uninterruptible power supplies, inverter power supplies, car chargers, car inverters, charging piles, mobile charging stations, wireless chargers, solar inverters, communication equipment, computer network equipment, computer peripherals, electronic testing equipment, and other electronic products.. Core products: Variable Frequency Power Supply, Vehicle Power Supply, Solution For Dc Conversion Power Supply For New Energy Vehicles

TOP6
Shenzhen Yuanyi Electronics Co., Ltd
Overall Score4.6 / 5
Est. Date2005-03-30
Registered Capital2050K CNY

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

TOP7
Changzhou Hongguang Electric Energy Technology Co., Ltd
Overall Score4.6 / 5
Est. Date1981-03-12
Registered Capital42420K CNY

Changzhou Hongguang Electric Energy Technology Co., Ltd., with its registered address at No.1 Guiyang Road, Lijia Town, Wujin District, Changzhou City, is registered with the Changzhou Municipal Government Service Management Office and represented by Xu Dongliang. Its business scope includes licensed projects such as the design and production of civil aircraft components; Manufacturing of wires and cables; Lightning protection device detection; Sales of specialized products for computer information system security; Micro satellite scientific research experiment; Micro satellite production and manufacturing (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: research and development of distribution switch control equipment; Manufacturing of distribution switch control equipment; Manufacturing of power transmission, distribution and control equipment; Sales of intelligent power transmission and distribution and control equipment; Manufacturing of transformers, rectifiers, and inductors; Sales of distribution switch control equipment; Manufacturing of monitoring and control equipment for power transmission and distribution; Sales of monitoring and control equipment for power transmission and distribution; Manufacturing of power facilities and equipment; Sales of power facilities and equipment; Manufacturing of power electronic components; Sales of power electronic components; Manufacturing of mechanical and electrical equipment; Sales of mechanical and electrical equipment; Energy storage technology services; Motor manufacturing; Manufacturing of household appliances; Manufacturing of communication equipment; Sales of communication equipment; Operation of wires and cables; Manufacturing of computer software, hardware, and peripheral devices; Manufacturing of information security equipment; Manufacturing of electronic components; Integrated circuit manufacturing; Integrated circuit design; Integrated circuit sales; Manufacturing of integrated circuit chips and products; Integrated circuit chip design and services; Sales of integrated circuit chips and products; Manufacturing of radar and supporting equipment; General equipment repair; Electrical equipment repair; Manufacturing of lighting fixtures; Sales of lighting fixtures; Sales of new energy original equipment; Manufacturing of new energy prime mover equipment; Research and development of emerging energy technologies; Manufacturing of industrial control computers and systems; Sales of industrial control computers and systems; Sales of advanced power electronic devices; Wholesale of electronic components; Retail of electronic components; Manufacturing of electronic components and electromechanical equipment; Manufacturing of electronic specialized materials; Research and development of electronic specialized materials; Sales of specialized equipment, key systems, and components for rail transit; Manufacturing of automotive parts and accessories; Retail of automotive spare parts; Manufacturing of generators and generator sets; Manufacturing of electric motors; Software development; Manufacturing of photovoltaic equipment and components; Research and development of household appliances; Fastener manufacturing; Sales of fasteners; Manufacturing of general components; Nonferrous metal casting; Black metal casting; Mold manufacturing; Mold sales; Sales of high-performance non-ferrous metals and alloy materials; General equipment manufacturing (excluding special equipment manufacturing); Research and development of new material technology; Manufacturing of metal structures; Sales of metal structures; Manufacturing of navigation equipment and related devices; Sales of electrical accessories; Manufacturing of electrical accessories; Artificial intelligence industry application system integration services; Sales of artificial intelligence hardware; Artificial Intelligence Universal Application System; Basic software development for artificial intelligence; Artificial intelligence theory and algorithm software development; Development of artificial intelligence application software; Industrial robot manufacturing; Sales of industrial robots; Installation and maintenance of industrial robots; Research and development of intelligent robots; Sales of intelligent robots; Manufacturing of service consumption robots; Sales of service consumption robots; Manufacturing of special task robots; Manufacturing of intelligent unmanned aerial vehicles; Sales of intelligent unmanned aerial vehicles; Industrial design services; Manufacturing of hardware products; Research and development of hardware products; Retail of hardware products; Wholesale of hardware products; Sales of intelligent material handling equipment; Manufacturing of material handling equipment; Manufacturing of marine environment monitoring and detection equipment; Sales of marine environmental monitoring and detection equipment; Professional repair of radar and radio navigation equipment; Manufacturing of electronic measuring instruments; Sales of electronic measuring instruments; Sales of information security equipment; Manufacturing of micro motors and components; Manufacturing of satellite mobile communication terminals; Sales of satellite mobile communication terminals; Non residential real estate leasing; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion (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, Poe Power Supply, Module

TOP8
Suzhou Paier Electromechanical Co., Ltd
Overall Score4.6 / 5
Est. Date2005-04-19
Registered Capital5000K CNY

Suzhou Paier Electromechanical Co., Ltd., with its registered address at Room 102, Building 30, Changxin Garden, No. 168 Changwu Road, Suzhou City. The registration authority is the Suzhou Gusu District Administrative Approval Bureau, and the legal representative is Zhu Meijuan. Its business scope includes the sale of hardware and electromechanical equipment, plastic products, mold fixtures, packaging materials and consumables, electronic instruments, electronic and electrical products, chemical products (excluding dangerous goods), building materials, labor protection supplies, office supplies and consumables, and automation equipment; Installation, maintenance, and upkeep of automation 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, Switching Power Supply, Ac Power Supply

TOP9
Jinan Taier Electric Power Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2015-04-29
Registered Capital2980K CNY

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

TOP10
Shanghai Ruijin Power Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2008-12-26
Registered Capital2000K CNY

Shanghai Ruijin Power Technology Co., Ltd. is registered at Building 1, No. 502 Fenghai Road, Zhelin Town, Fengxian District, Shanghai. The registration authority is the Fengxian District Market Supervision Administration, and the legal representative is Zhou Jie. Its business scope includes technology development, technical consulting, technical services, and technology transfer in the field of power technology, as well as manufacturing, processing, wholesale, and retail of power equipment. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Variable Frequency Power Supply, Variable Frequency Power Supply, Dc Power Supply

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Shanghai Voltage Regulator Factory1998-01-26Variable Frequency Power Supply, , Marine Variable Frequency Power Supply2000K CNYNot Supported
Suzhou Dahaishen Power Equipment Co., Ltd2020-10-20Variable Frequency Power Supply, Conventional Variable Frequency Power Supply, Programmable Dc Power Supply10000K CNYSupported
Shandong Heyun Electric Co., Ltd2021-09-06Variable Frequency Power Supply, Variable Frequency Power Supply, Inverter3250K CNYNot Supported
Wenzhou Kaiming Electric Co., Ltd2011-03-15Variable Frequency Power Supply, Emergency Lighting Centralized Power Supply, Ups Uninterruptible Power Supply10000K CNYSupported
Shenzhen Jinsicheng Technology Co., Ltd2010-12-06Variable Frequency Power Supply, Vehicle Power Supply, Solution For Dc Conversion Power Supply For New Energy Vehicles5000K CNYNot Supported
Shenzhen Yuanyi Electronics Co., Ltd2005-03-30Variable Frequency Power Supply, Electronic Load, Power Analyzer2050K CNYNot Supported
Changzhou Hongguang Electric Energy Technology Co., Ltd1981-03-12Variable Frequency Power Supply, Poe Power Supply, Module42420K CNYNot Supported
Suzhou Paier Electromechanical Co., Ltd2005-04-19Variable Frequency Power Supply, Switching Power Supply, Ac Power Supply5000K CNYNot Supported
Jinan Taier Electric Power Technology Co., Ltd2015-04-29Variable Frequency Power Supply, Dc Power Supply, New Energy Power Supply2980K CNYNot Supported
Shanghai Ruijin Power Technology Co., Ltd2008-12-26Variable Frequency Power Supply, Variable Frequency Power Supply, Dc Power Supply2000K CNYNot Supported

Ranking Evaluation Method

This ranking is generated based on public data from Baidu B2B platform and common industry assessment dimensions, focusing on enterprise activity, business qualifications, product matching and industry performance to provide valuable manufacturer ranking information for buyers.

DimensionDescription
Data SourceMulti-dimensional data including platform public data, enterprise certification, user reviews, and transaction records
AssessmentComprehensive indicators including enterprise activity, qualifications, product quality, service capability, and user reputation
Update FrequencyRanking data is updated daily to ensure timeliness and accuracy
SuggestionRankings are for reference only. We recommend comprehensive evaluation based on actual needs