Updated Sep 19, 2026 · Public platform & industry data

Sep 19, 2026 Updated

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2026 Top 10 Current Transformer Manufacturers in China

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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 China for 2026 are: Shanghai Weimin Electrical Equipment Manufacturing Co., Ltd, Yancheng Yuntao Transformer Manufacturing Co., Ltd, Baoding Oran Electric Technology Co., Ltd, Ruiqin Electrical Equipment Manufacturing (Shanghai) Co., Ltd, Shanghai Jinsheng Electrical Equipment Manufacturing Co., Ltd, Wuxi Xien Electric Co., Ltd, Wenzhou Tongmai Electric Co., Ltd, Deyang Dongfang Yili Electromechanical Equipment Co., Ltd, Yixing Yingli Environmental Protection Equipment Manufacturing Co., Ltd, Shiguan Electric (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 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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Baoding Oran Electric Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2008-07-08
Registered Capital10000K CNY

Baoding Olan Electric Technology Co., Ltd., with its registered address at Building 4, No. 315 Fengli Street, Baoding City, is registered with the Market Supervision Administration of the High tech Zone. The legal representative is Wu Hao, and its business scope includes research and development, manufacturing, and sales of complete sets of power equipment, power automation equipment, office equipment, power technology, photovoltaic equipment and components, distribution switch control equipment, power electronic components, information security equipment, communication equipment, industrial automatic control system devices, electrical instruments and meters, industrial control computers and systems, and power facility equipment; Information system integration services, IoT technology services, electrical equipment repair, electrical installation services (excluding installation of satellite TV broadcasting ground receiving facilities), and information system operation and maintenance services; Wholesale and retail of office equipment.. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Current Transformer, Protective Device, Neutral Point Grounding Device

TOP4
Ruiqin Electrical Equipment Manufacturing (Shanghai) Co., Ltd
Overall Score4.6 / 5
Est. Date2015-08-03
Registered Capital2000K CNY

Ruiqin Electrical Equipment Manufacturing (Shanghai) Co., Ltd. is registered at Building 89, No. 457 Minta Road, Shihudang Town, Songjiang District, Shanghai. The registration authority is the Songjiang District Market Supervision Bureau, and the legal representative is Zhou Qinqin. Its business scope includes the production, processing, and sales of high and low voltage electrical appliances, transformers, and voltage regulators, as well as wholesale and retail of metal materials, electromechanical equipment and accessories, instruments and meters, hardware and electrical equipment, wires and cables, and pumps. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Current Transformer, Voltage Regulator, Electrical Equipment

TOP5
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

TOP6
Wuxi Xien Electric Co., Ltd
Overall Score4.5 / 5
Est. Date2005-03-25
Registered Capital25000K CNY

Wuxi Xien Electric Co., Ltd., registered in Zone A, Gangxia Industrial Park, Donggang Town, Xishan District, Wuxi City, with the administrative approval bureau of Xishan District and Qian Ming as the legal representative. Its business scope includes the manufacturing, processing, technology development, technology transfer, and technical services of transformers, iron cores, power equipment, electrical complete sets of equipment, environmental engineering equipment, sound insulation and noise reduction equipment, and ordinary mechanical equipment; Import and export business of various commodities and technologies through self operation and agency, except for commodities and technologies restricted or prohibited from import and export by the state; Housing rental services; Road transportation of ordinary goods. (Projects that require approval by law must be approved by relevant departments before conducting business activities) Licensed projects: Power generation, transmission, and supply business (projects that require approval by law must be approved by relevant departments before conducting business activities, and specific business projects are subject to the approval results) General projects: Manufacturing of electronic components and electromechanical equipment (except for projects that require approval by law, business activities can be carried out independently based on the business license in accordance with the law). Core products: Current Transformer, Magnetic Field Coil,

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: Current Transformer, Single-Phase Voltage Regulator, High-Voltage Reactor

TOP8
Deyang Dongfang Yili Electromechanical Equipment Co., Ltd
Overall Score4.5 / 5
Est. Date2004-10-09
Registered Capital5000K CNY

Deyang Dongfang Yili Electromechanical Equipment Co., Ltd., with its registered address at No. 36 Tumenjiang Road, Phase I Comprehensive Building, Deyang City, Sichuan Province, is registered with the Deyang Market Supervision Administration Bureau and represented by Zhou Guoyong. Its business scope includes the manufacturing and sales of power station equipment, steam turbines, motors, boilers and spare parts, ceramic lined composite pipes, fire-resistant and anti-corrosion materials; Motor repair and welding services; Sales of metal materials, insulation materials, sealing materials, bearing shells, filters and filters, cooling devices, hydraulic and pneumatic components, hardware and electrical equipment, building materials, standard parts, and environmentally friendly machinery and equipment; Technical consulting services for mechanical and electronic products; Manufacturing and processing of mechanical equipment for water turbines, generators, and runners; Maintenance and installation services for power plant units; Import and export business of various commodities and technologies through self operation and agency (excluding commodities and technologies restricted or prohibited from import and export by the state). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Current Transformer, Valves And Valve Accessories, Instrumentation And Meters

TOP9
Yixing Yingli Environmental Protection Equipment Manufacturing Co., Ltd
Overall Score4.4 / 5
Est. Date2020-06-08
Registered Capital50000K CNY

Yixing Yingli Environmental Protection Equipment Manufacturing Co., Ltd., with its registered address at No. 8 Huguang Road, Qianluo Village, Dingshu Town, Yixing City, is registered with the Yixing Administrative Approval Bureau. The legal representative is Qi Zhenzhao, and its business scope includes licensed projects: various engineering construction activities (projects that require approval by law can only be carried out after approval by relevant departments, and specific business projects are subject to approval results). General projects: manufacturing of environmental protection special equipment; Sales of specialized equipment for environmental protection; Manufacturing of dust removal technology equipment; Manufacturing of coal-fired flue gas desulfurization and denitrification equipment; Manufacturing of sludge treatment equipment; General equipment manufacturing (excluding special equipment manufacturing); Air pollution control; Water pollution control; Soil pollution control and remediation services; Solid waste management; Engineering management services; Engineering and technical research and experimental development; Manufacturing of mechanical and electrical equipment; Mechanical equipment research and development; Manufacturing of material handling equipment; Manufacturing of distribution switch control equipment; Manufacturing of transformers, rectifiers, and inductors; Motor manufacturing; Manufacturing of instruments and meters; Operation of wires and cables; Information system integration services; Software development; Professional design services; Ordinary mechanical equipment installation services (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: Current Transformer, High Voltage Isolation Box, Spray Tower

TOP10
Shiguan Electric (Shanghai) Co., Ltd
Overall Score4.4 / 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

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
Baoding Oran Electric Technology Co., Ltd2008-07-08Current Transformer, Protective Device, Neutral Point Grounding Device10000K CNYSupported
Ruiqin Electrical Equipment Manufacturing (Shanghai) Co., Ltd2015-08-03Current Transformer, Voltage Regulator, Electrical Equipment2000K 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
Wuxi Xien Electric Co., Ltd2005-03-25Current Transformer, Magnetic Field Coil, 25000K CNYSupported
Wenzhou Tongmai Electric Co., Ltd2016-05-13Current Transformer, Single-Phase Voltage Regulator, High-Voltage Reactor10000K CNYNot Supported
Deyang Dongfang Yili Electromechanical Equipment Co., Ltd2004-10-09Current Transformer, Valves And Valve Accessories, Instrumentation And Meters5000K CNYNot Supported
Yixing Yingli Environmental Protection Equipment Manufacturing Co., Ltd2020-06-08Current Transformer, High Voltage Isolation Box, Spray Tower50000K CNYSupported
Shiguan Electric (Shanghai) Co., Ltd2005-04-25Current Transformer, Voltage Regulator, Voltage Regulator50000K 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

Baidu AiGou has found pictures related to different categories of current bending transformers for you, taking you to appreciate the diversity and uniqueness of current bending transformers. At the same time, we also recommend high-quality current bending transformers for you, allowing you to easily and quickly find the most suitable current bending transformer for yourself when purchasing.

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