Updated Sep 3, 2026 · Public platform & industry data

Sep 3, 2026 Updated

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2026 Top 10 Stable Voltage And Frequency Power Supply Manufacturers in China Shanghai

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

The top 10 Stable Voltage And Frequency Power Supply manufacturers in Shanghai for 2026 are: Sichuan Dakweier Power Technology Co., Ltd, Shanghai Voltage Regulator Factory, Suzhou Dahaishen Power Equipment Co., Ltd, Jinan Taier Electric Power Technology Co., Ltd, Yangzhou Yongkai Power Supply Co., Ltd, Niute (Shanghai) Electrical Equipment Manufacturing Co., Ltd, Shandong Dakweier New Energy Technology Co., Ltd, Shanghai Nuoyi Electric Appliance Co., Ltd, Niute (Shanghai) Electrical Equipment Manufacturing Co., Ltd, Shanghai Obao Industrial 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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ShanghaiShanghai
Top 1
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Sichuan Dakweier Power Technology Co., Ltd
Overall Score4.9 / 5
Est. Date2024-08-29
Registered Capital5000K CNY

Sichuan Dakweier Power Technology Co., Ltd., registered at No. 919, 9th Floor, Building 14, No. 588 Xiehe Xia Street, Huayang Street, Tianfu New Area, Chengdu City, Sichuan Province, China. The registration authority is the Market Supervision Administration of Tianfu New Area, and the legal representative is Daicunkun. The business scope includes general projects such as intelligent control system integration; Research and development of distribution switch control equipment; Information technology consulting services; Sales of power electronic components; Sales of mechanical and electrical equipment; Sales of distribution switch control equipment; Sales of intelligent power transmission and distribution and control equipment; Battery sales; Retail of computer software, hardware, and auxiliary equipment; Sales of refrigeration and air conditioning equipment; Sales of advanced power electronic devices; Information system integration services; Retail of electronic components; Wholesale of electronic components; Sales of battery spare parts; Sales of digital video surveillance systems. (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: Stable Voltage And Frequency Power Supply, Schneider, Kehua

Top 2
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Shanghai Voltage Regulator Factory
Overall Score4.8 / 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: Stable Voltage And Frequency Power Supply, , Marine Variable Frequency Power Supply

Top 3
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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: Stable Voltage And Frequency Power Supply, Conventional Variable Frequency Power Supply, Programmable Dc Power Supply

TOP4
Jinan Taier Electric Power Technology Co., Ltd
Overall Score4.7 / 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: Stable Voltage And Frequency Power Supply, Dc Power Supply, New Energy Power Supply

TOP5
Yangzhou Yongkai Power Supply Co., Ltd
Overall Score4.7 / 5
Est. Date2020-12-22
Registered Capital1000K CNY

Yangzhou Yongkai Power Supply Co., Ltd., registered at Building 1-02, No. 18 Qianwan Road, Yangzhou Development Zone, registered with the Market Supervision and Administration Bureau of Yangzhou Economic and Technological Development Zone, with Xing Chuankai as the legal representative. Its business scope includes general projects such as transformer, rectifier, and inductor manufacturing; Manufacturing of distribution switch control equipment; Sales 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 electrical instruments and meters; Sales of electrical instruments and meters; Manufacturing of electronic components and electromechanical equipment; Sales of electronic components and electromechanical equipment; Electronic product sales; Electrical equipment repair; Retail of electronic components; Battery sales; 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: Stable Voltage And Frequency Power Supply, Electromagnetic Compatibility, Dc Stabilized Voltage And Current Power Supply

TOP6
Niute (Shanghai) Electrical Equipment Manufacturing Co., Ltd
Overall Score4.6 / 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: Stable Voltage And Frequency Power Supply, Single-Phase Rectifier Transformer, Sbk Three-Phase Transformer

TOP7
Shandong Dakweier New Energy Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2020-08-07
Registered Capital35850K CNY

Shandong Dakweier New Energy Technology Co., Ltd., with its registered address at No.1 Kaiyuan Road, Economic Development Zone, Yuncheng County, Heze City, Shandong Province, is registered with the Yuncheng County Market Supervision Administration and represented by Huang Xiuhuan. Its business scope includes general projects such as information technology consulting services; Manufacturing of power electronic components; Manufacturing of mechanical and electrical equipment; Research and development of distribution switch control equipment; Manufacturing of distribution switch control equipment; Manufacturing of power transmission, distribution and control equipment; Manufacturing of transformers, rectifiers, and inductors; Sales of distribution switch control equipment; Battery sales; Sales of intelligent power transmission and distribution and control equipment; Sales of power electronic components; Retail of computer software, hardware, and auxiliary equipment; Sales of mechanical and electrical equipment; Sales of refrigeration and air conditioning equipment; Sales of advanced power electronic devices; Battery leasing; Rental of computers and communication equipment; Rental of charging control equipment; Rental of photovoltaic power generation equipment. (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: Stable Voltage And Frequency Power Supply, Kesida Ups Power Supply, Eps Emergency Power Supply

TOP8
Shanghai Nuoyi Electric Appliance Co., Ltd
Overall Score4.6 / 5
Est. Date2006-06-07
Registered Capital10000K CNY

Shanghai Nuoyi Electric Appliance Co., Ltd., with its registered address at No. 122 Railway Station Road, Nanxiang Town, Jiading District, is registered with the Jiading District Market Supervision and Administration Bureau. The legal representative is Deng Zhengbing, and its business scope includes the production and sales of general projects such as voltage regulators, transformers, and frequency converters, technical services, technology transfer, technology development, and technical consulting for electronic products and computer software and hardware, sales of electronic products, electromechanical equipment, and building materials, and the import and export of goods and technology. (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: Stable Voltage And Frequency Power Supply, Voltage Regulator, High-Power Voltage Regulator

TOP9
Niute (Shanghai) Electrical Equipment Manufacturing Co., Ltd
Overall Score4.4 / 5
Est. Date2020-04-08
Registered Capital3000K CNY

Niute (Shanghai) Electrical Equipment Manufacturing Co., Ltd., with its registered address at Building 7, No. 748 Erqiao Village, Fengcheng Town, Fengxian District, Shanghai, is registered with the Market Supervision Administration of Fengxian District. The legal representative is Wan Leiguo, and the business scope includes general projects such as manufacturing of mechanical and electrical equipment, manufacturing of ordinary valves and plugs, manufacturing of transmission and distribution and control equipment, and manufacturing of transformers, rectifiers, and inductors; 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: Stable Voltage And Frequency Power Supply, Three-Phase Rectifier Transformer, Three Phase Dry-Type Transformer

TOP10
Shanghai Obao Industrial Co., Ltd
Overall Score4.4 / 5
Est. Date2012-11-23
Registered Capital10000K CNY

Shanghai Obao Industrial Co., Ltd., with its registered address at Room J1497, Building 1, No. 2222 Huancheng Road, Juyuan New District, Jiading District, Shanghai, is registered with the Jiading District Market Supervision Administration. The legal representative is Sun Ziyang, and the business scope includes general projects: sales of mechanical and electrical equipment; Electronic product sales; Sales of solar thermal utilization equipment; Sales of electrical equipment; Installation services for ordinary mechanical equipment; Residential water and electricity installation and maintenance services; Sales of office equipment; Retail of hardware products; Sales of household appliances; Operation of wires and cables; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Organize cultural and artistic exchange activities; Conference and exhibition services. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license.) Licensed project: construction project construction. (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: Stable Voltage And Frequency Power Supply, Silent Diesel Generator, Frame Type Diesel Generator

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Sichuan Dakweier Power Technology Co., Ltd2024-08-29Stable Voltage And Frequency Power Supply, Schneider, Kehua5000K CNYNot Supported
Shanghai Voltage Regulator Factory1998-01-26Stable Voltage And Frequency Power Supply, , Marine Variable Frequency Power Supply2000K CNYNot Supported
Suzhou Dahaishen Power Equipment Co., Ltd2020-10-20Stable Voltage And Frequency Power Supply, Conventional Variable Frequency Power Supply, Programmable Dc Power Supply10000K CNYSupported
Jinan Taier Electric Power Technology Co., Ltd2015-04-29Stable Voltage And Frequency Power Supply, Dc Power Supply, New Energy Power Supply2980K CNYNot Supported
Yangzhou Yongkai Power Supply Co., Ltd2020-12-22Stable Voltage And Frequency Power Supply, Electromagnetic Compatibility, Dc Stabilized Voltage And Current Power Supply1000K CNYNot Supported
Niute (Shanghai) Electrical Equipment Manufacturing Co., Ltd2020-04-08Stable Voltage And Frequency Power Supply, Single-Phase Rectifier Transformer, Sbk Three-Phase Transformer3000K CNYNot Supported
Shandong Dakweier New Energy Technology Co., Ltd2020-08-07Stable Voltage And Frequency Power Supply, Kesida Ups Power Supply, Eps Emergency Power Supply35850K CNYNot Supported
Shanghai Nuoyi Electric Appliance Co., Ltd2006-06-07Stable Voltage And Frequency Power Supply, Voltage Regulator, High-Power Voltage Regulator10000K CNYNot Supported
Niute (Shanghai) Electrical Equipment Manufacturing Co., Ltd2020-04-08Stable Voltage And Frequency Power Supply, Three-Phase Rectifier Transformer, Three Phase Dry-Type Transformer3000K CNYNot Supported
Shanghai Obao Industrial Co., Ltd2012-11-23Stable Voltage And Frequency Power Supply, Silent Diesel Generator, Frame Type Diesel Generator10000K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of a stable voltage and frequency power supply, it is recommended to prioritize checking key technical parameters such as output voltage range, frequency accuracy, and load adjustment rate to ensure compatibility with equipment operation requirements.
  • In industrial automation or precision instrument scenarios, stable voltage and frequency power supplies need to have low harmonic distortion and fast dynamic response characteristics to ensure the stability of sensitive equipment.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and enterprises with industry data support or platform statistical information.
  • For continuous operation scenarios such as data centers or medical equipment, it is recommended to pay extra attention to reliability indicators such as MTBF (mean time between failures) and heat dissipation design when choosing a stable voltage and frequency power supply.

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