Updated Aug 26, 2026 · Public platform & industry data

Aug 26, 2026 Updated

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2026 Top 10 Current Transformer Manufacturers in China Shanghai

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Top-rated Current Transformer suppliers, How to choose a Current Transformer manufacturer, Best Current Transformer companies in China

The top 10 Current Transformer manufacturers in Shanghai for 2026 are: Shanghai Weimin Electrical Equipment Manufacturing Co., Ltd, Yancheng Yuntao Transformer Manufacturing Co., Ltd, Yancheng Weida Transformer Manufacturing Co., Ltd, Shanghai Jinsheng Electrical Equipment Manufacturing Co., Ltd, Shanghai Hongzhi Electric Group Co., Ltd, Shiguan Electric (Shanghai) Co., Ltd, Shanghai Huyong Electrical Equipment Manufacturing Co., Ltd, Shanghai Shengquan Power Equipment Manufacturing Co., Ltd, Shanghai Shengsiyue Electric Co., Ltd, Niute (Shanghai) 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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ShanghaiShanghai
Top 1
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Shanghai Weimin Electrical Equipment Manufacturing Co., Ltd
Overall Score4.9 / 5
Est. Date2012-02-23
Registered Capital1000K CNY

Shanghai Weimin Electrical Equipment Manufacturing Co., Ltd., registered at Room 107, Building 21, No. 251 Liantang Road, Xinghuo Development Zone, Fengxian District, Shanghai, registered with the Market Supervision Administration of Fengxian District, with Zhu Yongyi as the legal representative. Its business scope includes the manufacturing, processing, maintenance (except for installation, maintenance, and testing of power facilities) and sales of electrical equipment, power equipment, transformers, voltage regulators, inverters, transformers, electrical equipment, switches, lighting fixtures, and high and low voltage distribution boxes; Sales of metal materials and building decoration materials (excluding dangerous goods). Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Current Transformer, Voltage Regulator, Voltage Regulator

Top 2
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Yancheng Yuntao Transformer Manufacturing Co., Ltd
Overall Score4.7 / 5
Est. Date2012-02-09
Registered Capital51800K CNY

Yancheng Yuntao Transformer Manufacturing Co., Ltd., registered at No. 88 Huaxing Avenue, Longgang Town, Yandu District, Yancheng City (Yancheng Phoenix High tech Park) (F), registered with the Yandu District Administrative Approval Bureau of Yancheng City, with Wang Ronggang as the legal representative. Its business scope includes the manufacturing and sales of mining explosion-proof dry-type transformers, mobile substations, oil immersed transformers, resin dry-type transformers, special transformers, box type substations, high and low voltage switchgear, mining explosion-proof electrical products and their spare parts. (D) (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Current Transformer, Transformer

Top 3
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Yancheng Weida Transformer Manufacturing Co., Ltd
Overall Score4.7 / 5
Est. Date2006-06-15
Registered Capital52380K CNY

Yancheng Weida Transformer Manufacturing Co., Ltd. is registered at Building 1, No. 602 Longteng Road, Longgang Town, Yandu District, Yancheng City. The registration authority is the Yandu District Administrative Approval Bureau of Yancheng City, and the legal representative is Wang Cuirong. Its business scope includes the manufacturing, design, and installation of mobile substations, dry-type mining power transformers, transformer accessories, electrical accessories, wire and cable manufacturing, design, and sales, as well as the production and sales of amorphous alloy and coiled iron core energy-saving distribution transformers. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Current Transformer, Low Voltage Protection Box, Kbsg Series

TOP4
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: Current Transformer, Photovoltaic Isolation Transformer, Dry Type Transformers For Mining, Tunnels, And Highways

TOP5
Shanghai Hongzhi Electric Group Co., Ltd
Overall Score4.6 / 5
Est. Date2012-02-24
Registered Capital87776.8K CNY

Shanghai Hongzhi Electric Group Co., Ltd., with its registered address at Building K16, No. 2, Lane 158, Gangye Road, Xiaokunshan Town, Songjiang District, Shanghai, is registered with the Songjiang District Market Supervision Administration and represented by Kuang Zhang. Its business scope includes general projects such as mechanical and electrical equipment manufacturing; Manufacturing of transformers, rectifiers, and inductors; Manufacturing of distribution switch control equipment; Manufacturing of electrical instruments and meters; Manufacturing of capacitors and their supporting equipment; Motor manufacturing; General equipment manufacturing (excluding special equipment manufacturing); Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Manufacturing of pumps and vacuum equipment; Industrial robot manufacturing; Manufacturing of power facilities and equipment; Manufacturing of household appliances; Sales of household appliances; Sales of distribution switch control equipment; Sales of photovoltaic equipment and components; Sales of electrical instruments and meters; Sales of capacitors and their supporting equipment; Sales of metal fittings for construction; Sales of building materials; Sales of pumps and vacuum equipment; Sales of valves and plugs; Sales of building decoration materials; Wholesale of hardware products; Retail of hardware products; Sales of generators and generator sets; Sales of intelligent power transmission and distribution and control equipment; Sales of industrial robots; Sales of power facilities and equipment; Sales of electrical and mechanical equipment; Sales of micro motors and components. (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: Current Transformer, Column Type Electric Voltage Regulator, Svc-Tns (D) High-Precision Voltage Regulator

TOP6
Shiguan Electric (Shanghai) Co., Ltd
Overall Score4.5 / 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: Current Transformer, Voltage Regulator, Voltage Regulator

TOP7
Shanghai Huyong Electrical Equipment Manufacturing Co., Ltd
Overall Score4.5 / 5
Est. Date2010-09-01
Registered Capital5000K CNY

Shanghai Huyong Electrical Equipment Manufacturing Co., Ltd., with its registered address at Block 7, 5th Floor, Zone C, No. 5888 Huyi Road, Jiading District, Shanghai, is registered with the Jiading District Market Supervision Administration. The legal representative is Fan Houhua, and its business scope includes general projects such as transformer, rectifier, and inductor manufacturing; Manufacturing of power transmission, distribution and control equipment; Manufacturing of power facilities and equipment; Sales of generators and generator sets; Sales of metal materials; Sales of instruments and meters; Wholesale of hardware products; Retail of hardware products; Operation of wires and cables; Sales of household appliances; 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: Current Transformer, Three Phase Voltage Regulator, Three-Phase Voltage Stabilizer

TOP8
Shanghai Shengquan Power Equipment Manufacturing Co., Ltd
Overall Score4.5 / 5
Est. Date2006-07-04
Registered Capital3000K CNY

Shanghai Shengquan Power Equipment Manufacturing Co., Ltd., with its registered address at Building K119, No. 2, Lane 158, Gangye Road, Xiaokunshan Town, Songjiang District, Shanghai, is registered with the Songjiang District Market Supervision Bureau and represented by Fan Qiguang. Its business scope includes the manufacturing, processing, and sales of power equipment, electronic appliances, transformers, voltage stabilizers, high and low voltage complete sets of equipment, and spare parts; Sales of hardware and electrical equipment, wires and cables, instruments and meters, packaging materials, and metal products. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Current Transformer, Sg Three-Phase Transformer, Transformer

TOP9
Shanghai Shengsiyue Electric Co., Ltd
Overall Score4.4 / 5
Est. Date2025-11-24
Registered Capital1000K CNY

Shanghai Shengsiyue Electric Co., Ltd., with its registered address at Building A1320, 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 Fan Binqing, and its business scope includes general projects such as mechanical and electrical equipment manufacturing; Sales of mechanical and electrical equipment; Manufacturing of power facilities and equipment; Sales of power facilities and equipment; Manufacturing of power transmission, distribution and control equipment; Manufacturing of capacitors and their supporting equipment; Sales of capacitors and their supporting equipment; Manufacturing of photovoltaic equipment and components; Sales of photovoltaic equipment and components; Manufacturing of electrical accessories; Sales of electrical accessories; Manufacturing of transformers, rectifiers, and inductors; Sales of intelligent power transmission and distribution and control equipment; Manufacturing of distribution switch control equipment; Sales of distribution switch control equipment; Research and development of distribution switch control equipment; Manufacturing of power electronic components; Sales of power electronic components; Sales of advanced power electronic devices; Electrical equipment repair; Sales of electrical equipment; Manufacturing of electronic specialized equipment; Sales of electronic specialized equipment; Manufacturing of industrial automatic control system devices; Sales of industrial automatic control system devices; Industrial engineering design services; Software development; Software sales; Development of network and information security software; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Research and development of efficient and energy-saving technologies in the power industry; Labor services (excluding labor dispatch). (Except for projects that require approval according to law, conduct business activities independently based on the business license) Licensed project: electrical installation services; Construction project construction; Installation, maintenance, and testing of power transmission, supply, and receiving facilities. (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: Current Transformer, Marine Transformer, Single-Phase Isolation Transformer

TOP10
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., 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: Current Transformer, Single-Phase Rectifier Transformer, Sbk Three-Phase Transformer

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Shanghai Weimin Electrical Equipment Manufacturing Co., Ltd2012-02-23Current Transformer, Voltage Regulator, Voltage Regulator1000K CNYSupported
Yancheng Yuntao Transformer Manufacturing Co., Ltd2012-02-09Current Transformer, Transformer51800K CNYNot Supported
Yancheng Weida Transformer Manufacturing Co., Ltd2006-06-15Current Transformer, Low Voltage Protection Box, Kbsg Series52380K CNYNot Supported
Shanghai Jinsheng Electrical Equipment Manufacturing Co., Ltd2009-11-30Current Transformer, Photovoltaic Isolation Transformer, Dry Type Transformers For Mining, Tunnels, And Highways5000K CNYNot Supported
Shanghai Hongzhi Electric Group Co., Ltd2012-02-24Current Transformer, Column Type Electric Voltage Regulator, Svc-Tns (D) High-Precision Voltage Regulator87776.8K CNYNot Supported
Shiguan Electric (Shanghai) Co., Ltd2005-04-25Current Transformer, Voltage Regulator, Voltage Regulator50000K CNYNot Supported
Shanghai Huyong Electrical Equipment Manufacturing Co., Ltd2010-09-01Current Transformer, Three Phase Voltage Regulator, Three-Phase Voltage Stabilizer5000K CNYNot Supported
Shanghai Shengquan Power Equipment Manufacturing Co., Ltd2006-07-04Current Transformer, Sg Three-Phase Transformer, Transformer3000K CNYNot Supported
Shanghai Shengsiyue Electric Co., Ltd2025-11-24Current Transformer, Marine Transformer, Single-Phase Isolation Transformer1000K CNYNot Supported
Niute (Shanghai) Electrical Equipment Manufacturing Co., Ltd2020-04-08Current Transformer, Single-Phase Rectifier Transformer, Sbk Three-Phase Transformer3000K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of current transformers, it is recommended to prioritize confirming key technical parameters such as input and output voltage range, rated power, and frequency response to ensure compatibility with the equipment.
  • In scenarios such as industrial automation or new energy generation, the insulation level and temperature rise characteristics of current transformers need to be strictly screened according to environmental conditions to avoid overload risks.
  • 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 high-precision measurement scenarios, it is recommended to choose current transformers with a linearity error of less than 0.5%, while paying attention to industry application case data from suppliers.

Knowledge Base

Q

This article analyzes the selection method of transformer coil current density, and provides practical suggestions from three aspects: heat dissipation conditions, material characteristics, and load characteristics to help readers determine the current density value reasonably.

Q

The current of a transformer depends on the input voltage, output voltage, and rated capacity of the transformer. Generally, the current per kilovolt ampere of the transformer is between 1-5. This article will introduce the calculation method of current in transformers and the role of transformers in practical applications.

Q

The rated current of a transformer refers to the maximum current value that the transformer can withstand, usually the sum of the three-phase currents.

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