Updated Sep 2, 2026 · Public platform & industry data

Sep 2, 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: Shanghai Chuxin Electric Technology Co., Ltd, Shanghai Voltage Regulator Factory, Shanghai Laichen Electrical Equipment Manufacturing Co., Ltd, Shiguan Electric (Shanghai) Co., Ltd, Asia Test (Shanghai) Instrument Technology Co., Ltd, Shanghai Jinsheng Electrical Equipment Manufacturing Co., Ltd, Shanghai Boyao Intelligent Technology Co., Ltd, Shanghai Yupeng Electrical Equipment Manufacturing Co., Ltd, Shanghai Xiangyou Electrical Equipment Manufacturing Co., Ltd, Shanghai Yuhe 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 Chuxin Electric Technology Co., Ltd
Overall Score4.9 / 5
Est. Date2016-05-23
Registered Capital1000K CNY

Shanghai Chuxin Electric Technology Co., Ltd., with its registered address at Room 2672, No. 2799 Fengzhe Road, Qingcun Town, Fengxian District, Shanghai, is registered with the Market Supervision Bureau of Fengxian District. The legal representative is Zhang Yan, and the business scope includes technology development, technical consulting, technical services, and technology transfer in the fields of electrical technology, electronic technology, and computer technology. The company also engages in wholesale and retail of power equipment, power equipment, mechanical equipment and accessories, electromechanical equipment and accessories, control equipment manufacturing and processing (limited to branch operations), wholesale and retail of high and low voltage distribution cabinets, instruments and meters, hardware products, and computer information system integration. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Stable Voltage And Frequency Power Supply, Programmable Dc Power Supply, Dry Type Isolation Transformer

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, , Transformer

Top 3
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Shanghai Laichen Electrical Equipment Manufacturing Co., Ltd
Overall Score4.8 / 5
Est. Date2020-04-16
Registered Capital3000K CNY

Shanghai Laichen Electrical Equipment Manufacturing Co., Ltd., with its registered address at Building 1, No. 188 Xinghuo Road, Qingcun Town, Fengxian District, Shanghai, is registered with the Fengxian District Market Supervision Administration. The legal representative is Wan Qingming, and its business scope includes general projects such as sales of electrical equipment; Wholesale of electronic components; Sales of power electronic components; Sales of distribution switch control equipment; Sales of photovoltaic equipment and components; Operation of wires and cables; Sales of intelligent power transmission and distribution and control equipment; Sales of pumps and vacuum equipment; Sales of valves and plugs; Operating at the lower limit of branch offices: manufacturing of mechanical and electrical equipment, manufacturing of transformers, rectifiers, and inductors, manufacturing of power transmission, distribution, and control equipment (except for projects that require approval according to law, operating activities are carried out independently based on the business license in accordance with the law).. Core products: Stable Voltage And Frequency Power Supply, Voltage Regulator, Booster

TOP4
Shiguan Electric (Shanghai) Co., Ltd
Overall Score4.7 / 5
Est. Date2005-04-25
Registered Capital50000K CNY

Shiguan Electric (Shanghai) Co., Ltd., with its registered address at No. 4257 Shaji, Caojing Town, Jinshan District, Shanghai, is registered with the Jinshan District Market Supervision Administration. The legal representative is Chao Milian, and its business scope includes the manufacturing and sales of transformers, voltage stabilizers, welding machines, high and low voltage electrical appliances, and complete sets of mechanical equipment, as well as the installation and maintenance services of electromechanical equipment (excluding special equipment). Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Stable Voltage And Frequency Power Supply, Voltage Regulator, Reactor

TOP5
Asia Test (Shanghai) Instrument Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2013-12-04
Registered Capital3000K CNY

Asia Test (Shanghai) Instrument Technology Co., Ltd., with its registered address at Room F1171, 1st Floor, No. 258 Pingyang Road, Minhang District, Shanghai, is registered with the Minhang District Market Supervision and Administration Bureau. The legal representative is Yuan Zhenghong, and its business scope includes the sales of instruments and meters, electronic equipment, hardware and electrical equipment, household appliances, electromechanical equipment, lighting fixtures, experimental equipment, Class I medical devices, communication equipment, digital products, building decoration materials, office equipment, daily necessities, electronic products, and power tools. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Stable Voltage And Frequency Power Supply, Environmental Testing Instruments,

TOP6
Shanghai Jinsheng Electrical Equipment Manufacturing Co., Ltd
Overall Score4.6 / 5
Est. Date2009-11-30
Registered Capital5000K CNY

Shanghai Jinsheng Electrical Equipment Manufacturing Co., Ltd., registered at No. 23 Hexi Street, Xiaokunshan Town, Songjiang District, Shanghai, with the registration authority of Songjiang District Market Supervision Bureau and the legal representative of Hu Jun. Its business scope includes the manufacturing, production, processing, and sales of complete electrical equipment, transformers, voltage regulators, and high and low voltage electrical appliances; Wholesale and retail of metal materials, electromechanical equipment, instruments and meters, hardware and electrical equipment, electronic products, lifting rigging, sanitary ware, wires and cables. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Stable Voltage And Frequency Power Supply, Three Phase To Single-Phase (Scott) Transformer, Three Phase/Single-Phase High-Power Column Type Electric Voltage Regulator

TOP7
Shanghai Boyao Intelligent Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2022-09-26
Registered Capital2000K CNY

Shanghai Boyao Intelligent Technology Co., Ltd., with its registered address at Building 2, No. 181 Songyu Road, Tinglin Town, Jinshan District, Shanghai (Jinliang Economic Community), is registered with the Jinshan District Market Supervision and Administration Bureau and represented by Liu Quanchang. Its business scope includes general projects such as technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Import and export of goods; Technology import and export; Sales of special equipment; Sales of mechanical equipment; Sales of instruments and meters; Sales of intelligent robots; Sales of electronic components and electromechanical equipment; Sales of electronic specialized equipment; Sales of communication equipment; Sales of building materials; Sales of metal products; Sales of daily necessities; Sales of chemical products (excluding licensed chemical products); Wholesale of automotive spare parts; Wholesale of motorcycles and spare parts; Wholesale of hardware products; Wholesale of computer software, hardware, and auxiliary equipment; Installation services for ordinary mechanical equipment; General equipment repair; Specialized equipment repair; Maintenance of electronic and mechanical equipment (excluding special equipment); Mechanical equipment leasing; Domestic trade agency; Trade brokers; Sales agent; Electronic product sales. (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, Electrical Automation Products, Electronic Card

TOP8
Shanghai Yupeng Electrical Equipment Manufacturing Co., Ltd
Overall Score4.6 / 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: Stable Voltage And Frequency Power Supply, Three-Phase Voltage Stabilizer, Three Phase Variable Frequency Power Supply

TOP9
Shanghai Xiangyou Electrical Equipment Manufacturing Co., Ltd
Overall Score4.4 / 5
Est. Date2011-03-18
Registered Capital5000K CNY

Shanghai Xiangyou Electrical Equipment Manufacturing Co., Ltd., with its registered address at Building K35, No. 2, Lane 158, Gangye Road, Xiaokunshan Town, Songjiang District, Shanghai, is registered with the Songjiang District Market Supervision and Administration Bureau. The legal representative is Zhu Zhenxiang, and its business scope includes the processing and sales of high and low voltage electrical equipment and complete sets of equipment, transformers, voltage regulators, voltage stabilizers, reactors, and power equipment; Wholesale and retail of wires and cables, building materials, electronic products, office equipment, household appliances, lighting fixtures, metal materials, hardware and electrical equipment. [Projects that require approval by law can only be operated after approval by relevant departments]. Core products: Stable Voltage And Frequency Power Supply, Variable Frequency Power Supply, Dc Power Supply

TOP10
Shanghai Yuhe Electrical Equipment Manufacturing Co., Ltd
Overall Score4.4 / 5
Est. Date2017-08-31
Registered Capital2000K CNY

Shanghai Yuhe Electrical Equipment Manufacturing Co., Ltd. is registered at Room 35, 5th Floor, Building 1, No. 6666 Hangnan Road, Fengxian District, Shanghai. The registration authority is the Fengxian District Market Supervision Bureau, and the legal representative is Hong Dequan. The company's business scope includes the manufacturing, processing (up to branch offices), wholesale, and retail of electrical equipment, electronic components, and power equipment, as well as the wholesale and retail of metal materials, decorative materials, wires and cables, building materials, and packaging materials. It is engaged in technology development, technical consulting, technical services, and technology transfer in the field of electrical technology. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Stable Voltage And Frequency Power Supply, Voltage Regulator, Variable Frequency Power Supply

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Shanghai Chuxin Electric Technology Co., Ltd2016-05-23Stable Voltage And Frequency Power Supply, Programmable Dc Power Supply, Dry Type Isolation Transformer1000K CNYNot Supported
Shanghai Voltage Regulator Factory1998-01-26Stable Voltage And Frequency Power Supply, , Transformer2000K CNYNot Supported
Shanghai Laichen Electrical Equipment Manufacturing Co., Ltd2020-04-16Stable Voltage And Frequency Power Supply, Voltage Regulator, Booster3000K CNYSupported
Shiguan Electric (Shanghai) Co., Ltd2005-04-25Stable Voltage And Frequency Power Supply, Voltage Regulator, Reactor50000K CNYNot Supported
Asia Test (Shanghai) Instrument Technology Co., Ltd2013-12-04Stable Voltage And Frequency Power Supply, Environmental Testing Instruments, 3000K CNYNot Supported
Shanghai Jinsheng Electrical Equipment Manufacturing Co., Ltd2009-11-30Stable Voltage And Frequency Power Supply, Three Phase To Single-Phase (Scott) Transformer, Three Phase/Single-Phase High-Power Column Type Electric Voltage Regulator5000K CNYNot Supported
Shanghai Boyao Intelligent Technology Co., Ltd2022-09-26Stable Voltage And Frequency Power Supply, Electrical Automation Products, Electronic Card2000K CNYNot Supported
Shanghai Yupeng Electrical Equipment Manufacturing Co., Ltd2018-05-11Stable Voltage And Frequency Power Supply, Three-Phase Voltage Stabilizer, Three Phase Variable Frequency Power Supply5000K CNYNot Supported
Shanghai Xiangyou Electrical Equipment Manufacturing Co., Ltd2011-03-18Stable Voltage And Frequency Power Supply, Variable Frequency Power Supply, Dc Power Supply5000K CNYNot Supported
Shanghai Yuhe Electrical Equipment Manufacturing Co., Ltd2017-08-31Stable Voltage And Frequency Power Supply, Voltage Regulator, Variable Frequency Power Supply2000K 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