Updated Aug 5, 2026 · Public platform & industry data

Aug 5, 2026 Updated

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2026 Top 10 Isolation Transformer Manufacturers in China

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

The top 10 Isolation Transformer manufacturers in China for 2026 are: Zhejiang Fujie Electric Co., Ltd, Shandong Huayu Heavy Industry Machinery Co., Ltd, Shanghai Bamark Electrical Technology Co., Ltd, Yancheng Weida Transformer Manufacturing Co., Ltd, Yancheng Yuntao Transformer Manufacturing Co., Ltd, Wuhan Hezhong Electrical Equipment Manufacturing Co., Ltd, Guangzhou Huirongtong Renewable Resource Recycling Co., Ltd, Beijing Zhixin Network Energy Technology Co., Ltd, Jiangsu Huaping Electrical Equipment Co., Ltd, Beijing Leshida 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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Top 1
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Zhejiang Fujie Electric Co., Ltd
Overall Score4.9 / 5
Est. Date2006-03-03
Registered Capital60000K CNY

Zhejiang Fujie Electric Co., Ltd., with its registered address at 128 Jingwu Road, Yueqing Economic Development Zone, Yueqing City, Zhejiang Province (within Wenzhou Huayu Power Supply Manufacturing Co., Ltd.), registered with the Yueqing Market Supervision and Administration Bureau, and represented by Jiao Xiaobin as its legal representative. Its business scope includes the design, manufacturing, processing, and sales of distribution switch control equipment, explosion-proof electrical appliances, mining equipment, high and low voltage electrical appliances and components, transformers, box type substations, transmission and distribution equipment, complete sets of electrical and electrical equipment, substation equipment, industrial automation and electrical control supporting equipment, instruments and meters (excluding measuring instruments), wires and cables, electromechanical equipment, and electronic components; Import and export of goods and technology. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Isolation Transformer, Mining Lighting Transformer, Mining Dry-Type Transformer

Top 2
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Shandong Huayu Heavy Industry Machinery Co., Ltd
Overall Score4.7 / 5
Est. Date2020-12-17
Registered Capital5000K CNY

Shandong Huayu Heavy Industry Machinery Co., Ltd. is located at No. 2213, 22nd floor, Unit 01, Block E, Zhongde Plaza, Liying Street, Rencheng District, Jining City, Shandong Province. It was established on December 17, 2020, and registered with the Market Supervision Administration of Rencheng District, Jining City. The legal representative is Xin Yanxia. Core products: Isolation Transformer

Top 3
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Shanghai Bamark Electrical Technology Co., Ltd

1st Floor, 3800 Huqingping Road, Qingpu District, Shanghai

Overall Score4.7 / 5
Est. Date2004-12-21
Registered Capital15000K CNY

Shanghai Bamark Electric Technology Co., Ltd. is located on the first floor of No. 3800 Huqingping Road, Qingpu District, Shanghai. It was established on December 21, 2004, with the registration authority being the Qingpu District Market Supervision Administration and the legal representative being Li Nankun. Core products: Isolation Transformer

TOP4
Yancheng Weida Transformer Manufacturing Co., Ltd
Overall Score4.6 / 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: Isolation Transformer, Low Voltage Protection Box, Kbsg Series

TOP5
Yancheng Yuntao Transformer Manufacturing Co., Ltd
Overall Score4.6 / 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: Isolation Transformer, Transformer

TOP6
Wuhan Hezhong Electrical Equipment Manufacturing Co., Ltd
Overall Score4.5 / 5
Est. Date2002-10-25
Registered Capital21000K CNY

Wuhan Hezhong Electrical Equipment Manufacturing Co., Ltd., with its registered address at No. 8 Fuzhi Road, Hengdian Street, Huangpi District, Wuhan City, Hubei Province, is registered with the Market Supervision Administration of Huangpi District, Wuhan City. The legal representative is Zhang Jianhong, and its business scope includes general projects such as instrument manufacturing, instrument sales, electrical instrument manufacturing, electrical instrument sales, intelligent instrument manufacturing, intelligent instrument sales, supply instrument manufacturing, supply instrument sales, industrial automatic control system device manufacturing, industrial automatic control system device sales, electronic measuring instrument manufacturing, electronic measuring instrument sales, electronic special equipment manufacturing, electronic special equipment sales, professional design services, mechanical and electrical equipment manufacturing, mechanical and electrical equipment sales, transformers, rectifiers, and more. Manufacturing of inductors, capacitors and their supporting equipment, Sales of capacitors and their supporting equipment, manufacturing of electrical equipment, sales of electrical equipment, manufacturing of distribution switch control equipment, sales of distribution switch control equipment, research and development of distribution switch control equipment, manufacturing of electrical signal equipment devices, sales of electrical signal equipment devices, manufacturing of experimental analysis instruments, sales of experimental analysis instruments, manufacturing of power facility equipment, sales of power facility equipment, manufacturing of electrical machinery specialized equipment, operation of wires and cables, manufacturing of transmission and distribution monitoring and control equipment, sales of transmission and distribution monitoring and control equipment, external contracting projects, software development, import and export of goods, and import and export of technology. (Except for licensed businesses, it is allowed to independently operate projects that are not prohibited or restricted by laws and regulations) Licensed projects: manufacturing of wires and cables, installation, maintenance, and testing of power transmission, power supply, and receiving facilities, construction projects, and electrical installation services. (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: Isolation Transformer, Power And Electrical Testing Equipment, Lightweight High-Voltage Test Transformer

TOP7
Guangzhou Huirongtong Renewable Resource Recycling Co., Ltd
Overall Score4.5 / 5
Est. Date2019-07-09
Registered Capital5000K CNY

Guangzhou Huirongtong Renewable Resources Recycling Co., Ltd., registered at Room 207-104, Floors 1-7, Building 2, No. 715 Guangshan 1st Road, Tianhe District, Guangzhou (office only), registered with the Market Supervision and Administration Bureau of Tianhe District, Guangzhou, with Liu Jiwei as the legal representative. Its business scope includes wholesale of environmental protection equipment; Wholesale of metal products; Sales of general mechanical equipment; Sales of electrical and mechanical equipment; Sales signs and directional signs; Wholesale of shelves; Sales of building anchor bolts; Sales of hardware and components related to curtain walls; Sales of components related to the comprehensive pipe gallery; Sales of seismic resistant supports and hangers, as well as comprehensive finished supports and hangers; Sales of electric motors; Computer wholesale; Wholesale of computer spare parts; Software wholesale; Wholesale of office equipment and consumables; Sales of charging stations; Wholesale of television equipment and its accessories; Wholesale of wires and cables; Wholesale of electrical equipment; Wholesale of electronic products; Import and export of goods (excluding exclusive and controlled goods); Wholesale of hardware products; Wholesale of electrical equipment; Wholesale of electronic components; Wholesale of communication equipment and supporting equipment; Wholesale of mechanical parts; Internet commodity sales (except for licensed and approved commodities); Wholesale trade of goods (excluding licensed and approved goods); Trade agency; Operation of unlicensed medical devices; Retail trade of goods (excluding licensed and approved goods); Trade consulting services; Internet commodity retail (except for licensed and approved commodities); Authorized by relevant government departments to engage in the destruction of confiscated materials and counterfeit goods; Processing and treatment of metal waste and debris; Non metallic waste and debris processing; The recycling and disposal of waste such as infusion bottles (bags) and syringes that have not been contaminated by patients' blood, body fluids, or excreta after use in medical institutions; Crushing and processing of expired medical records, archives, prescriptions, invoices, and other waste paper from medical institutions; Environmental protection technology promotion services; Construction of engineering environmental protection facilities; Environmental technology development services; Data processing and storage services; Retail of typewriters, copiers, and word processors; Research and development of garbage disposal technology; Design of data processing and storage products; Consulting services for electronic device recycling technology; Dismantling, recycling, and disposing of confiscated materials and counterfeit goods; Hardware retail; Installation services for building air conditioning and ventilation systems; Technical consulting and services in the field of renewable energy; Recycling and wholesale of recycled materials; Scrap metal recycling and sales (excluding scrap car recycling and dismantling); Recycling and wholesale of recycled materials (excluding licensing or filing matters with environmental protection administrative authorities); Disposal of discarded electrical and electronic products; Scrap car recycling (dismantling); Retail of medical diagnostic, monitoring, and treatment equipment; Medical and pharmaceutical waste management. Core products: Isolation Transformer, Boiler, Distribution Cabinet

TOP8
Beijing Zhixin Network Energy Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2018-04-23
Registered Capital10000K CNY

Beijing Zhixin Network Energy Technology Co., Ltd., registered at No. 18-D10661 Jianshe Road, Kaixuan Street, Liangxiang, Fangshan District, Beijing, registered with the Market Supervision Administration of Fangshan District, Beijing, with Xue Xiuzhi as the legal representative. Its business scope includes technical services, technology transfer, and technical consulting (excluding intermediaries); Retail computer software and hardware and auxiliary equipment, instruments and meters, mechanical equipment, household appliances, metal materials, electronic products, communication equipment (excluding satellite receiving equipment), hardware and electrical equipment (excluding electric bicycles), wires and cables, chemical products (excluding hazardous chemicals), building materials, metal materials, heating equipment. (Enterprises shall independently choose their business projects and carry out business activities in accordance with the law; for projects that require approval by law, they shall carry out business activities in accordance with the approved content after obtaining approval from relevant departments; they shall not engage in business activities prohibited or restricted by the industrial policies of this city.). Core products: Isolation Transformer, Hengan, Cantal

TOP9
Jiangsu Huaping Electrical Equipment Co., Ltd

C3-82 Industrial Park, Mapo Town, Tongshan District, Xuzhou City, Jiangsu Province

Overall Score4.4 / 5
Est. Date2025-12-30
Registered Capital10000K CNY

Jiangsu Huaping Electrical Equipment Co., Ltd. is located at C3-82 Industrial Park, Mapo Town, Tongshan District, Xuzhou City, Jiangsu Province. It was established on December 30, 2025, with the registration authority being the Tongshan District Government Service Management Office of Xuzhou City and the legal representative being Du Liangliang. Core products: Isolation Transformer

TOP10
Beijing Leshida Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2001-03-15
Registered Capital10000K CNY

Beijing Leshida Technology Co., Ltd., with its registered address at No. 12 Fengxiang East Street, Yangsong Town, Huairou District, Beijing, registered with the Huairou District Administration for Market Regulation, and represented by Wang Fuqing as the legal representative, operates in the fields of electronic technology and electronic product development; Technical consulting and services; Selling communication equipment (excluding radio transmission equipment), office equipment, energy-saving equipment, electromechanical equipment, chemical products (excluding dangerous goods and highly toxic substances), computer software and hardware, and peripheral equipment; Installation of sound amplification equipment. (Market entities shall independently choose their business projects and carry out business activities in accordance with the law; for projects that require approval by law, they shall carry out business activities in accordance with the approved content after approval by relevant departments; they shall not engage in business activities prohibited or restricted by national and local industrial policies.). Core products: Isolation Transformer, Transformer, Audio Monitoring Device

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Zhejiang Fujie Electric Co., Ltd2006-03-03Isolation Transformer, Mining Lighting Transformer, Mining Dry-Type Transformer60000K CNYNot Supported
Shandong Huayu Heavy Industry Machinery Co., Ltd2020-12-17Isolation Transformer5000K CNYNot Supported
Shanghai Bamark Electrical Technology Co., Ltd2004-12-21Isolation Transformer15000K CNYNot Supported
Yancheng Weida Transformer Manufacturing Co., Ltd2006-06-15Isolation Transformer, Low Voltage Protection Box, Kbsg Series52380K CNYNot Supported
Yancheng Yuntao Transformer Manufacturing Co., Ltd2012-02-09Isolation Transformer, Transformer51800K CNYNot Supported
Wuhan Hezhong Electrical Equipment Manufacturing Co., Ltd2002-10-25Isolation Transformer, Power And Electrical Testing Equipment, Lightweight High-Voltage Test Transformer21000K CNYNot Supported
Guangzhou Huirongtong Renewable Resource Recycling Co., Ltd2019-07-09Isolation Transformer, Boiler, Distribution Cabinet5000K CNYSupported
Beijing Zhixin Network Energy Technology Co., Ltd2018-04-23Isolation Transformer, Hengan, Cantal 10000K CNYSupported
Jiangsu Huaping Electrical Equipment Co., Ltd2025-12-30Isolation Transformer10000K CNYNot Supported
Beijing Leshida Technology Co., Ltd2001-03-15Isolation Transformer, Transformer, Audio Monitoring Device10000K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of isolation transformers, it is recommended to match the equipment based on key technical parameters such as input and output voltage, rated power, and frequency. In industrial scenarios, additional consideration should be given to anti-interference capabilities and temperature rise limitations.
  • Isolation transformers are commonly used in the field of medical equipment and precision instruments to achieve electrical isolation. When purchasing, priority should be given to evaluating the supplier's product compatibility and industry performance to ensure compliance with the special requirements of the application scenario.
  • When selecting suppliers, reference can be made to indicators such as business qualifications and enterprise activity. It is also recommended to verify the actual application cases of their isolation transformers through industry data support or platform statistical information.
  • When deploying isolation transformers in power systems or laboratory environments, it is necessary to clarify the insulation level and efficiency parameters. Different scenarios may have different requirements for transient response and noise control.

Knowledge Base

Q

This article analyzes the key points of selecting isolation transformers for gallbladder machines, compares the characteristics differences between circular and other types of transformers, provides practical suggestions for sound quality protection and power purification, and helps audiophiles make reasonable choices.

Q

This article focuses on the telephone numbers of isolation transformer manufacturers, including Zhejiang Shuntong Electric Co., Ltd., Yixing Xingyi Special Transformer Co., Ltd., Zhejiang Running Electric Co., Ltd., Wuxi Derun Electronics Co., Ltd., and Zhejiang Hegen Electric Co., Ltd

Q

The isolation transformer is based on the principle of electromagnetic induction, and works with the primary and secondary windings through the iron core to achieve electrical isolation. It can block electrical interference and leakage risks, and has heavier insulation than ordinary transformers. When selecting, power, voltage, etc. should be considered. Daily attention should be paid to cleaning and line inspection. Widely used in medical, electronic and other fields, it effectively ensures the safe and stable operation of equipment.

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