Updated Aug 19, 2026 · Public platform & industry data

Aug 19, 2026 Updated

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2026 Top 10 Three Phase Frequency Converter Manufacturers in China

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Top-rated Three Phase Frequency Converter suppliers, How to choose a Three Phase Frequency Converter manufacturer, Best Three Phase Frequency Converter companies in China

The top 10 Three Phase Frequency Converter manufacturers in China for 2026 are: Shanghai Zhenhua Transformer Manufacturing Co., Ltd, Shanghai Voltage Regulator Factory, Zhejiang Bingze Trading Co., Ltd, Zhejiang Chang'an Variable Frequency Technology Co., Ltd, Shanghai Lingheng Automation Technology Co., Ltd, Shanghai Naixie Electrical Equipment Co., Ltd, Wenzhou Tongmai Electric Co., Ltd, Foshan Yongkong Automation Technology Co., Ltd, Wuxi Xipuda Electronic Technology Co., Ltd, Dabai Electronic Technology (Shanghai) 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 Zhenhua Transformer Manufacturing Co., Ltd
Overall Score4.9 / 5
Est. Date2004-04-06
Registered Capital500K CNY

Shanghai Zhenhua Transformer Manufacturing Co., Ltd., with its registered address at 4th Floor, Building 3, No. 618 Huabo Road, Huating Town, Jiading District, Shanghai, is registered with the Jiading District Market Supervision Administration. The legal representative is Lu Jianrui, and its business scope includes general projects such as power transmission and distribution and control equipment manufacturing (only simple machine processing); Transformer assembly; Sales of electrical and mechanical equipment; Sales of electrical accessories; Sales of engines and generator sets. (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: Three Phase Frequency Converter, Programmable Dc Power Supply, Single Phase Fully Automatic Voltage Regulator

Top 2
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Shanghai Voltage Regulator Factory
Overall Score4.7 / 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: Three Phase Frequency Converter, , Marine Variable Frequency Power Supply

Top 3
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Zhejiang Bingze Trading Co., Ltd
Overall Score4.7 / 5
Est. Date2017-08-18
Registered Capital10000K CNY

Zhejiang Bingze Trading Co., Ltd., registered in Shangchi Village, Liushi Town, Yueqing City, Zhejiang Province, with the registration authority of Yueqing Market Supervision Administration and the legal representative of Lv Song, engages in the sales of mechanical and electrical equipment and accessories, electrical equipment, high and low voltage electrical appliances and accessories, fasteners, pneumatic components, hydraulic components, power lighting equipment, hardware and electrical equipment, electronic components and accessories, wires and cables, instruments and meters (excluding measuring instruments), building appliances, power fittings, industrial automation equipment, electrical complete sets, office supplies, welding equipment, and daily necessities; E-commerce planning; Import and export of goods, import and export of technology. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Three Phase Frequency Converter, Needle Valve, Liquid Level Relay

TOP4
Zhejiang Chang'an Variable Frequency Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2019-12-31
Registered Capital30010K CNY

Zhejiang Chang'an Variable Frequency Technology Co., Ltd., with its registered address at No. 288, Seventeen Road, Yueqing Economic Development Zone, Yueqing City, Zhejiang Province (within Chang'an Group Co., Ltd.), registered with the Yueqing Market Supervision and Administration Bureau, and represented by Jinliangke as its legal representative. Its business scope includes general projects such as technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Manufacturing of transformers, rectifiers, and inductors; Manufacturing of power electronic components; Sales of power electronic components; Manufacturing of electronic components; Manufacturing of electrical instruments and meters; Manufacturing of industrial automatic control system devices; Sales of electronic components and electromechanical equipment; Manufacturing of distribution switch control equipment; Sales of distribution switch control equipment; Integrated circuit manufacturing; Integrated circuit sales; Information system integration services; Mining machinery manufacturing; Manufacturing of mechanical and electrical equipment; Operation of wires and cables; Import and export of goods; Technology import and export (except for projects that require approval according to law, business activities are carried out independently based on the business license in accordance with the law).. Core products: Three Phase Frequency Converter, Frequency Converter, Water Pump Speed Controller

TOP5
Shanghai Lingheng Automation Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2019-08-14
Registered Capital3500K CNY

Shanghai Lingheng Automation Technology Co., Ltd. is registered at No. 361 Xinzhan Road, Xinqiao Town, Songjiang District, Shanghai. The registration authority is the Songjiang District Market Supervision Administration, and the legal representative is Yang Fengtang. Its business scope includes technology development, technical services, technical consulting, and technology transfer in the field of automation technology, construction of electrical equipment, mechanical equipment, and electromechanical installation projects, sales of electronic and electrical products, hardware and electrical equipment, electronic components, automation equipment, electromechanical products, instruments and meters, computer software and hardware and accessories, metal materials, maintenance of building decoration materials, and professional construction of electromechanical equipment installation and construction projects. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Three Phase Frequency Converter, Conversion Module, Plc Module Frequency Converter

TOP6
Shanghai Naixie Electrical Equipment Co., Ltd
Overall Score4.5 / 5
Est. Date2008-04-29
Registered Capital1000K CNY

Shanghai Naixie Electrical Equipment Co., Ltd. is registered at Room 1436, Building 1, No. 5500 Yuanjiang Road, Minhang District, Shanghai. The registration authority is the Minhang District Market Supervision Administration, and the legal representative is Zheng Gao. The company's business scope includes the sales of electrical equipment, mechanical equipment, electronic components, electronic products, instruments and meters, hydraulic equipment, electromechanical equipment, and building materials. It is engaged in technology development, technology transfer, technical consulting, technical services, business consulting (excluding brokerage), and the import and export of goods and technology in the field of electronic technology. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Three Phase Frequency Converter, Cotton Filter Screen, Resistance

TOP7
Wenzhou Tongmai Electric Co., Ltd
Overall Score4.5 / 5
Est. Date2016-05-13
Registered Capital10000K CNY

Wenzhou Tongmai Electric Co., Ltd., with its registered address in Zhiguang Village, Liushi Town, Yueqing City, Zhejiang Province, is registered with the Yueqing Market Supervision and Administration Bureau. Its legal representative is Wang Xiongbiao, and its business scope includes general projects such as transformer, rectifier, and inductor manufacturing; Research and development of distribution switch control equipment; Manufacturing of distribution switch control equipment; Manufacturing of power transmission, distribution and control equipment; Rolling and processing of non-ferrous metals; Manufacturing of capacitors and their supporting equipment; Motor manufacturing; Manufacturing of hardware products; Manufacturing of mechanical and electrical equipment; Manufacturing of electrical instruments and meters; General equipment manufacturing (excluding special equipment manufacturing); Sales of distribution switch control equipment; Sales of power electronic components; Sales of capacitors and their supporting equipment; Research and development of motors and their control systems; Manufacturing of photovoltaic equipment and components; Sales of photovoltaic equipment and components; Sales of electrical equipment; Sales of intelligent power transmission and distribution and control equipment; Sales of solar thermal power generation products; Internet sales (except for the sale of goods that need permission) (except for items that need approval according to law, business activities shall be carried out independently according to law with the business license). Licensed project: Import and export of technology; Import and export of goods (for projects that require approval by law, business activities can only be carried out after approval by relevant departments, and specific business projects are subject to the approval results).. Core products: Three Phase Frequency Converter, Single-Phase Voltage Regulator, High-Voltage Reactor

TOP8
Foshan Yongkong Automation Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2014-08-12
Registered Capital1000K CNY

Foshan Yongkong Automation Technology Co., Ltd., with its registered address at A3, 4th floor, Shuncheng Industrial Park, Beihu 2nd Road, Luocun, Shishan Town, Nanhai District, Foshan City (registered address declared), is registered with the Nanhai District Market Supervision Administration of Foshan City, and its legal representative is Li Wenbin. Its business scope includes research and development, sales of automation equipment and accessories, electronic products, motors, electrical equipment and accessories, and industrial control products; Undertake automation equipment installation projects, electrical equipment design, installation, and maintenance; Domestic trade. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments.) (For projects that require approval by law, business activities can only be carried out after approval by relevant departments.). Core products: Three Phase Frequency Converter, , Weiken Nxs Series

TOP9
Wuxi Xipuda Electronic Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2012-05-21
Registered Capital3000K CNY

Wuxi Xipuda Electronic Technology Co., Ltd., with its registered address at No. 78 Xixian Road, Fangqian, Jiangxi Street, Xinwu District, Wuxi City, is registered with the Administrative Approval Bureau of Wuxi National High tech Industrial Development Zone (Xinwu District, Wuxi City). The legal representative is Huasong, and its business scope includes the research and sales of electronic products; Production and sales of motors and accessories, automation control system devices and accessories, instruments and meters; Sales of hardware products, mechanical equipment and accessories, computers and auxiliary equipment; Import and export business of various commodities and technologies through self operation and agency (excluding import and export business of commodities and technologies restricted or prohibited by the state). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Three Phase Frequency Converter, Motor Soft Starter, Low Voltage Dry Soft Starter

TOP10
Dabai Electronic Technology (Shanghai) Co., Ltd
Overall Score4.4 / 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: Three Phase Frequency Converter, Md200 Series, Emt Series

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Shanghai Zhenhua Transformer Manufacturing Co., Ltd2004-04-06Three Phase Frequency Converter, Programmable Dc Power Supply, Single Phase Fully Automatic Voltage Regulator500K CNYNot Supported
Shanghai Voltage Regulator Factory1998-01-26Three Phase Frequency Converter, , Marine Variable Frequency Power Supply2000K CNYNot Supported
Zhejiang Bingze Trading Co., Ltd2017-08-18Three Phase Frequency Converter, Needle Valve, Liquid Level Relay10000K CNYNot Supported
Zhejiang Chang'an Variable Frequency Technology Co., Ltd2019-12-31Three Phase Frequency Converter, Frequency Converter, Water Pump Speed Controller30010K CNYNot Supported
Shanghai Lingheng Automation Technology Co., Ltd2019-08-14Three Phase Frequency Converter, Conversion Module, Plc Module Frequency Converter3500K CNYNot Supported
Shanghai Naixie Electrical Equipment Co., Ltd2008-04-29Three Phase Frequency Converter, Cotton Filter Screen, Resistance1000K CNYNot Supported
Wenzhou Tongmai Electric Co., Ltd2016-05-13Three Phase Frequency Converter, Single-Phase Voltage Regulator, High-Voltage Reactor10000K CNYNot Supported
Foshan Yongkong Automation Technology Co., Ltd2014-08-12Three Phase Frequency Converter, , Weiken Nxs Series1000K CNYNot Supported
Wuxi Xipuda Electronic Technology Co., Ltd2012-05-21Three Phase Frequency Converter, Motor Soft Starter, Low Voltage Dry Soft Starter3000K CNYNot Supported
Dabai Electronic Technology (Shanghai) Co., Ltd2010-02-03Three Phase Frequency Converter, Md200 Series, Emt Series1000K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of three-phase frequency converters, it is recommended to match the model based on key technical parameters such as motor power range, voltage level, and output frequency accuracy. In industrial scenarios, additional consideration should be given to harmonic suppression function.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support. Such suppliers have better stability in typical applications such as fans and pumps.
  • In dusty and humid environments such as food processing or textile machinery, it is recommended to choose a three-phase frequency converter with a protection level of IP65 or above, and verify whether the supplier has provided similar scenario solutions.
  • When purchasing, it is necessary to clarify whether there is a need for built-in PID control or extended functions such as braking units. Different applications such as assembly line speed regulation and heavy machinery start-up have significant differences in dynamic response requirements.

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