Updated Aug 2, 2026 · Public platform & industry data

Aug 2, 2026 Updated

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2026 Top 10 Variable Frequency Device Manufacturers in China Shanghai

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

The top 10 Variable Frequency Device manufacturers in Shanghai for 2026 are: Shanghai Voltage Regulator Factory, Dabai Electronic Technology (Shanghai) Co., Ltd, Shanghai Duoyu Technology Co., Ltd, Shanghai Zhuofeng Automation Technology Co., Ltd, Shanghai Shuqian Automation Equipment Co., Ltd, Shanghai Binqin Electrical Technology Co., Ltd, Shanghai Liyu Automation Equipment Co., Ltd, Shanghai Xingsen Electric Power Technology Co., Ltd, Shanghai Chenghe Fluid Control System Co., Ltd, Shanghai Tiance Automation 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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ShanghaiShanghai
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 Device, , Marine Variable Frequency Power Supply

Top 2
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Dabai Electronic Technology (Shanghai) Co., Ltd
Overall Score4.7 / 5
Est. Date2010-02-03
Registered Capital1000K CNY

Da Bai Electronic Technology (Shanghai) Co., Ltd., registered at Room 1434, No. 65 Haifeng Road, Jinshan District, Shanghai, with the registration authority of Jinshan District Market Supervision Bureau and the legal representative of Zhang Lizhi, engages in technical development, technology transfer, technical consulting, and technical services in the professional fields of electronic technology and electromechanical equipment technology. Its business scope includes sales of electromechanical equipment, electronic products, communication equipment, automotive parts, rubber and plastic products, textile machinery, cotton textiles, sales, maintenance, and design of automation control equipment. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Variable Frequency Device, Md200 Series, Emt Series

Top 3
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Shanghai Duoyu Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2024-03-20
Registered Capital3000K CNY

Shanghai Duoyu Technology Co., Ltd., with its registered address at 3-4/F, Building 15, No. 631 Jiangchuan Road, Minhang District, Shanghai, is registered with the Minhang District Market Supervision Administration. The legal representative is Qiang Hongliang, and its business scope includes general projects such as technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Manufacturing of industrial automatic control system devices; Engineering and technical research and experimental development; Mechanical equipment research and development; Industrial design services; Research and development of motors and their control systems; Manufacturing of mechanical and electrical equipment; Manufacturing of electrical accessories; Manufacturing of electric motors; Manufacturing of electrical equipment; Electrical equipment repair; Sales of electronic components and electromechanical equipment; Technology import and export; Import and export of goods. (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 Device, Programmable Controller, Frequency Converter

TOP4
Shanghai Zhuofeng Automation Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2019-04-25
Registered Capital3000K CNY

Shanghai Zhuofeng Automation Technology Co., Ltd., with its registered address at Room 1576, No. 11, Lane 65, Huandong 1st Road, Fengjing Town, Jinshan District, Shanghai, is registered with the Jinshan District Market Supervision Bureau. The legal representative is Jiang Zhaolin. The company's business scope includes technology development, technical consulting, technical services, technology transfer in the field of automation technology, wholesale and retail of automation equipment, electrical equipment, hardware and electrical equipment, electronic components, electronic products, instruments and meters, wires and cables, mechanical and electrical equipment, enterprise management consulting, business information consulting, e-commerce (not allowed to engage in financial business). Projects that require approval according to law can only carry out business activities after being approved by relevant departments. Core products: Variable Frequency Device, Communication Processor, Button Type Panel

TOP5
Shanghai Shuqian Automation Equipment Co., Ltd
Overall Score4.6 / 5
Est. Date2009-07-09
Registered Capital5000K CNY

Shanghai Shuqian Automation Equipment Co., Ltd., with its registered address at Room J3575, 12th Floor, Building 1, No. 399 Zhongren Road, Jiading District, Shanghai, is registered with the Jiading District Market Supervision Administration. The legal representative is Wang Mingliang, and the business scope includes general projects: sales of electronic components and electromechanical component equipment; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Intelligent control system integration; Sales of mechanical and electrical equipment; Sales of bearings, gears, and transmission components; Sales of power electronic components; Operation of wires and cables; Sales of industrial automatic control system devices. (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 Device, Prefabricated Power Wire, Universal Shell

TOP6
Shanghai Binqin Electrical Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2013-07-02
Registered Capital1000K CNY

Shanghai Binqin Electrical Technology Co., Ltd., with its registered address at Room 1063, Zone T, 10th Floor, No. 26, Lane 1289, Gongyuan East Road, Qingpu District, Shanghai, is registered with the Qingpu District Market Supervision Administration. The legal representative is Xiao Bin, and the business scope includes technical development, technical consulting, technical services, and technology transfer in the fields of electrical and automation technology. The company also engages in the maintenance and installation of electrical, electromechanical, and automation equipment, as well as the sale of electrical equipment and accessories, CNC equipment and accessories, electromechanical equipment, engineering machinery equipment and accessories, complete sets of automation equipment and accessories, low-voltage electrical components, wires and cables, and instruments and meters. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Variable Frequency Device, Module Host, Drive Shaft Card

TOP7
Shanghai Liyu Automation Equipment Co., Ltd
Overall Score4.5 / 5
Est. Date2014-09-18
Registered Capital3000K CNY

Shanghai Liyu Automation Equipment Co., Ltd., registered at No. 33 Hongfeng Road, Hengsha Township, Chongming District, Shanghai (Shanghai Hengtai Economic Development Zone), registered with the Chongming District Market Supervision Administration, with Li Juan as the legal representative. Its business scope includes general projects: sales of industrial automation control system devices; Sales of distribution switch control equipment; Sales of electronic specialized equipment; Wholesale of hardware products; Retail of hardware products; Sales of instruments and meters; Electronic product sales; Operation of wires and cables; Wholesale of electronic components; Retail of electronic components; Sales of communication equipment; Sales of metal products; Sales of daily necessities; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Internet sales (except for the sale of goods that need to be licensed); Installation services for ordinary mechanical equipment; Maintenance of electronic and mechanical equipment (excluding special equipment); General equipment repair; Specialized equipment repair; Electrical equipment repair. (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 Device, Plc Module, Frequency Converter

TOP8
Shanghai Xingsen Electric Power Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2019-07-01
Registered Capital2000K CNY

Shanghai Xingsen Electric Power Technology Co., Ltd., registered at No. 3, Lane 1800, Xinsongjiang Road, Songjiang District, Shanghai, with the registration authority of Songjiang District Market Supervision Administration and the legal representative of Liu Donghai, engages in technology development, technology transfer, technical consulting, and technical services in the fields of power technology, automation technology, and computer technology. Its business scope includes the sales of high and low voltage electrical appliances, instruments and meters, electronic products, hardware and electrical equipment, mechanical equipment, electronic components, electromechanical equipment, lighting equipment, household appliances, building materials, daily necessities, automotive parts, chemical raw materials and products (except for hazardous chemicals, monitored chemicals, fireworks and firecrackers, civilian explosives, and precursor chemicals), e-commerce (not engaged in value-added telecommunications and financial services), and the import and export of goods and technology. Business. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Variable Frequency Device, Power Meter, Power Quality

TOP9
Shanghai Chenghe Fluid Control System Co., Ltd
Overall Score4.4 / 5
Est. Date2011-03-30
Registered Capital1000K CNY

Shanghai Chenghe Fluid Control System Co., Ltd., registered at Room 505, No. 358 Ledu Road, Songjiang District, Shanghai, with the registration authority of Songjiang District Market Supervision Administration and the legal representative of Yan Hucheng, engages in technical development, consulting, transfer, and services in the fields of fluid control systems, instruments, and electromechanical equipment, as well as sales of automation equipment, valves, instruments, electromechanical equipment, and water pumps. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Variable Frequency Device, Motor Front End Cover, Sb Explosion-Proof Pump

TOP10
Shanghai Tiance Automation Technology Co., Ltd
Overall Score4.3 / 5
Est. Date2016-09-28
Registered Capital10000K CNY

Shanghai Tiance Automation Technology Co., Ltd., with its registered address at 2nd Floor, No. 10, Lane 255, Xiaotang Road, Fengxian District, Shanghai, is registered with the Market Supervision Administration of Fengxian District. The legal representative is Shen Jianghong, and its business scope includes technology development, technical services, technical consulting, technology transfer in the field of automation technology, manufacturing and processing of mechanical and electrical equipment (limited to branch operations), installation and maintenance of mechanical equipment, wholesale and retail of electrical complete sets of equipment, industrial automation equipment, mechanical and electrical equipment, instruments and meters, hardware and electrical equipment, electronic products, building materials, daily necessities, computers, software, and auxiliary equipment. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Variable Frequency Device, Ac310,

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Shanghai Voltage Regulator Factory1998-01-26Variable Frequency Device, , Marine Variable Frequency Power Supply2000K CNYNot Supported
Dabai Electronic Technology (Shanghai) Co., Ltd2010-02-03Variable Frequency Device, Md200 Series, Emt Series1000K CNYNot Supported
Shanghai Duoyu Technology Co., Ltd2024-03-20Variable Frequency Device, Programmable Controller, Frequency Converter3000K CNYNot Supported
Shanghai Zhuofeng Automation Technology Co., Ltd2019-04-25Variable Frequency Device, Communication Processor, Button Type Panel3000K CNYNot Supported
Shanghai Shuqian Automation Equipment Co., Ltd2009-07-09Variable Frequency Device, Prefabricated Power Wire, Universal Shell5000K CNYNot Supported
Shanghai Binqin Electrical Technology Co., Ltd2013-07-02Variable Frequency Device, Module Host, Drive Shaft Card1000K CNYNot Supported
Shanghai Liyu Automation Equipment Co., Ltd2014-09-18Variable Frequency Device, Plc Module, Frequency Converter3000K CNYNot Supported
Shanghai Xingsen Electric Power Technology Co., Ltd2019-07-01Variable Frequency Device, Power Meter, Power Quality2000K CNYNot Supported
Shanghai Chenghe Fluid Control System Co., Ltd2011-03-30Variable Frequency Device, Motor Front End Cover, Sb Explosion-Proof Pump1000K CNYNot Supported
Shanghai Tiance Automation Technology Co., Ltd2016-09-28Variable Frequency Device, Ac310, 10000K CNYNot Supported

Purchasing Guide

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

  • When selecting frequency converters for supply, it is recommended that enterprises match key technical parameters such as output voltage and frequency regulation accuracy based on load type and motor power range. There is a significant difference in dynamic response requirements between industrial production lines and HVAC systems.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support. In the chemical industry, special attention should be paid to industry application cases of explosion-proof model suppliers.
  • When purchasing frequency converters, it is usually necessary to pay special attention to the heat dissipation design and protection level. For applications in harsh environments such as mining machinery, the protection standard should reach IP65 or above.
  • For high torque application scenarios in the metallurgical industry, it is recommended to choose models with an instantaneous overload capacity of over 150%, while verifying the supplier's equipment operation data in the heavy industry field.

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