Updated Aug 18, 2026 · Public platform & industry data

Aug 18, 2026 Updated

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2026 Top 10 Variable Frequency And Variable Voltage Power Supply Manufacturers in China

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

The top 10 Variable Frequency And Variable Voltage Power Supply manufacturers in China for 2026 are: Shanghai Ruijin Power Technology Co., Ltd, Suzhou Dahaishen Power Equipment Co., Ltd, Changzhou Hongguang Electric Energy Technology Co., Ltd, Jinan Taier Electric Power Technology Co., Ltd, Changzhou Cayen Electronic Technology Co., Ltd, Niute (Shanghai) Electrical Equipment Manufacturing Co., Ltd, Shandong Heyun Electric Co., Ltd, Jinan Deming Power Equipment Co., Ltd, Shandong Hansheng Energy Technology Co., Ltd, Shanghai Yupeng Electrical Equipment Manufacturing 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 Ruijin Power Technology Co., Ltd
Overall Score4.9 / 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 And Variable Voltage Power Supply, Variable Frequency Power Supply, Dc Power Supply

Top 2
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Suzhou Dahaishen Power Equipment Co., Ltd
Overall Score4.7 / 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 And Variable Voltage Power Supply, Conventional Variable Frequency Power Supply, Programmable Dc Power Supply

Top 3
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Changzhou Hongguang Electric Energy Technology Co., Ltd
Overall Score4.7 / 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 And Variable Voltage Power Supply, Poe Power Supply, Module

TOP4
Jinan Taier Electric Power Technology Co., Ltd
Overall Score4.6 / 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 And Variable Voltage Power Supply, Dc Power Supply, New Energy Power Supply

TOP5
Changzhou Cayen Electronic Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2014-04-08
Registered Capital10000K CNY

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 And Variable Voltage Power Supply, Variable Frequency Power Supply, Inverter Power Supply

TOP6
Niute (Shanghai) Electrical Equipment Manufacturing Co., Ltd
Overall Score4.5 / 5
Est. Date2020-04-08
Registered Capital3000K CNY

Niute (Shanghai) Electrical Equipment Manufacturing Co., Ltd., registered at Building 7, No. 748 Erqiao Village, Fengcheng Town, Fengxian District, Shanghai, with the registration authority of Fengxian District Market Supervision Administration and the legal representative of Wan Leiguo, the business scope includes general projects: below the lower limit, branch offices operate: mechanical and electrical equipment manufacturing, ordinary valve and plug manufacturing, power transmission and distribution and control equipment manufacturing, transformer, rectifier and inductor manufacturing; Sales of distribution switch control equipment; Sales of electrical equipment; Wholesale of electronic components; Retail of electronic components; Electronic product sales; Sales of power electronic components; Sales of electronic specialized equipment; Sales of electronic specialized materials; Sales of pumps and vacuum equipment; Sales of valves and plugs; Sales of metal materials; Sales of building materials; Operation of wires and cables; Wholesale of hardware products; Retail of hardware products; Sales of wood and bamboo processing machinery; Sales of intelligent power transmission and distribution and control equipment; Electrical equipment repair; Sales of lighting fixtures; Sales of lighting fixtures (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 And Variable Voltage Power Supply, Single-Phase Rectifier Transformer, Sbk Three-Phase Transformer

TOP7
Shandong Heyun Electric Co., Ltd
Overall Score4.5 / 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 And Variable Voltage Power Supply, Variable Frequency Power Supply, Inverter

TOP8
Jinan Deming Power Equipment Co., Ltd
Overall Score4.5 / 5
Est. Date2004-03-22
Registered Capital10000K CNY

Jinan Deming Power Equipment Co., Ltd., with its registered address at 12A, China Computing Valley Future Intelligent Manufacturing Center, Liandong U Valley, Kejia Road, Suncun Street, High tech Zone, Jinan City, Shandong Province, is registered with the Market Supervision Bureau of Jinan High tech Industrial Development Zone Management Committee. The legal representative is Jing Linfeng. Its business scope includes the technical development, assembly, and sales of wind turbine controllers, solar controllers, chargers, inverters (excluding batteries), non specialized communication equipment, electrical equipment and accessories, solar equipment and accessories, wind turbines, and electronic products; Wholesale and retail of batteries, electronic components, hardware and electrical equipment; Development and technical services of computer software and hardware technology; Computer system integration; Computer comprehensive cabling; 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 And Variable Voltage Power Supply, Off Grid Photovoltaic Inverter, Grid Connected Controller

TOP9
Shandong Hansheng Energy Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2018-08-08
Registered Capital3600K CNY

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 And Variable Voltage Power Supply, Medium Frequency Power Supply, Power Inverter Power Supply

TOP10
Shanghai Yupeng Electrical Equipment Manufacturing Co., Ltd
Overall Score4.4 / 5
Est. Date2018-05-11
Registered Capital5000K CNY

Shanghai Yupeng Electrical Equipment Manufacturing Co., Ltd., with its registered address at Building F137, No. 2, Lane 158, Gangye Road, Xiaokunshan Town, Songjiang District, Shanghai, is registered with the Songjiang District Market Supervision Bureau and represented by Ruan Huangqun as its legal representative. Its business scope includes research and development, processing, maintenance, and sales of electrical equipment, transformers, voltage regulators, inverters, explosion-proof electrical appliances, electrical control cabinets, switches, water pumps, and valves (excluding pressure); Sales of metal materials, wooden products, and packaging materials. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Variable Frequency And Variable Voltage Power Supply, Step-Up Transformer, Three Phase Variable Frequency Power Supply

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Shanghai Ruijin Power Technology Co., Ltd2008-12-26Variable Frequency And Variable Voltage Power Supply, Variable Frequency Power Supply, Dc Power Supply2000K CNYNot Supported
Suzhou Dahaishen Power Equipment Co., Ltd2020-10-20Variable Frequency And Variable Voltage Power Supply, Conventional Variable Frequency Power Supply, Programmable Dc Power Supply10000K CNYSupported
Changzhou Hongguang Electric Energy Technology Co., Ltd1981-03-12Variable Frequency And Variable Voltage Power Supply, Poe Power Supply, Module42420K CNYNot Supported
Jinan Taier Electric Power Technology Co., Ltd2015-04-29Variable Frequency And Variable Voltage Power Supply, Dc Power Supply, New Energy Power Supply2980K CNYNot Supported
Changzhou Cayen Electronic Technology Co., Ltd2014-04-08Variable Frequency And Variable Voltage Power Supply, Variable Frequency Power Supply, Inverter Power Supply10000K CNYSupported
Niute (Shanghai) Electrical Equipment Manufacturing Co., Ltd2020-04-08Variable Frequency And Variable Voltage Power Supply, Single-Phase Rectifier Transformer, Sbk Three-Phase Transformer3000K CNYNot Supported
Shandong Heyun Electric Co., Ltd2021-09-06Variable Frequency And Variable Voltage Power Supply, Variable Frequency Power Supply, Inverter3250K CNYNot Supported
Jinan Deming Power Equipment Co., Ltd2004-03-22Variable Frequency And Variable Voltage Power Supply, Off Grid Photovoltaic Inverter, Grid Connected Controller10000K CNYNot Supported
Shandong Hansheng Energy Technology Co., Ltd2018-08-08Variable Frequency And Variable Voltage Power Supply, Medium Frequency Power Supply, Power Inverter Power Supply3600K CNYNot Supported
Shanghai Yupeng Electrical Equipment Manufacturing Co., Ltd2018-05-11Variable Frequency And Variable Voltage Power Supply, Step-Up Transformer, Three Phase Variable Frequency Power Supply5000K CNYNot Supported

Purchasing Guide

Based on real user feedback, we provide the following suggestions:

  • In the actual procurement process of variable frequency and variable voltage power supplies, it is recommended to prioritize confirming key technical parameters such as output voltage range and frequency regulation accuracy to ensure compatibility with equipment load requirements, such as high waveform stability requirements in industrial testing or laboratory scenarios.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support. Such suppliers can usually provide more stable power conversion solutions.
  • For different application scenarios such as new energy grid connection testing or aerospace equipment power supply, attention should be paid to the transient response capability and heat dissipation design of variable frequency and variable voltage power supplies to avoid the impact of overload on system reliability.
  • For the field of high-precision manufacturing, it is recommended to choose a variable frequency transformer power supply with a wide input voltage adaptation range and low harmonic distortion rate, and evaluate the long-term potential for cooperation based on the industry performance data of the supplier.

Knowledge Base

Q

In the fields of industrial automation, power systems, and precision equipment control, variable frequency and variable voltage power supplies are one of the key equipment, and their performance and stability directly affect the operational efficiency of the entire system. Therefore, how to scientifically select suitable suppliers has become a crucial issue that must be taken seriously in the procurement process of enterprises. Firstly, it is necessary to clarify the specific application scenarios and requirements of variable frequency and variable voltage power supplies. For example,

Q

This article provides a clear and concise analysis of the working principle, core advantages, and typical application scenarios of variable frequency and voltage power supplies. It helps readers understand how this power supply achieves high efficiency and energy conservation through intelligent frequency and voltage regulation, and explores its practical value in industry and daily life.

Q

Variable frequency and variable voltage power supply is a power supply device that can achieve voltage and frequency regulation, widely used in industry, power systems, and precision electronic equipment. Its core function is to meet the power supply requirements of different loads by adjusting the output voltage and frequency, thereby improving energy utilization efficiency and reducing energy loss. In traditional power systems, voltage and frequency are usually fixed, without

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