Updated Sep 12, 2026 · Public platform & industry data

Sep 12, 2026 Updated

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2026 Top 10 Line Voltage Regulator Manufacturers in China

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Top-rated Line Voltage Regulator suppliers, How to choose a Line Voltage Regulator manufacturer, Best Line Voltage Regulator companies in China

The top 10 Line Voltage Regulator manufacturers in China for 2026 are: Zhejiang Fujie Electric Co., Ltd, Shanghai Laichen Electrical Equipment Manufacturing Co., Ltd, Liaocheng Huarui Electric Co., Ltd, Shandong Tiantong Electric Co., Ltd, Henan Ruitong Electric Technology Co., Ltd, Wenzhou Tongmai Electric Co., Ltd, Shandong Tengda Transformer Co., Ltd, Niute (Shanghai) Electrical Equipment Manufacturing Co., Ltd, Yueqing People's Electrical Equipment Manufacturing Factory, Shanghai Ganxing 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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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: Line Voltage Regulator, Mining Lighting Transformer, Mining Dry-Type Transformer

Top 2
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Shanghai Laichen Electrical Equipment Manufacturing Co., Ltd
Overall Score4.7 / 5
Est. Date2020-04-16
Registered Capital3000K CNY

Shanghai Laichen Electrical Equipment Manufacturing Co., Ltd., with its registered address at Building 1, No. 188 Xinghuo Road, Qingcun Town, Fengxian District, Shanghai, is registered with the Fengxian District Market Supervision Administration. The legal representative is Wan Qingming, and its business scope includes general projects such as sales of electrical equipment; Wholesale of electronic components; Sales of power electronic components; Sales of distribution switch control equipment; Sales of photovoltaic equipment and components; Operation of wires and cables; Sales of intelligent power transmission and distribution and control equipment; Sales of pumps and vacuum equipment; Sales of valves and plugs; Operating at the lower limit of branch offices: manufacturing of mechanical and electrical equipment, manufacturing of transformers, rectifiers, and inductors, manufacturing of power transmission, distribution, and control equipment (except for projects that require approval according to law, operating activities are carried out independently based on the business license in accordance with the law).. Core products: Line Voltage Regulator, Three Phase Voltage Regulator, Three Phase Dry-Type Transformer

Top 3
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Liaocheng Huarui Electric Co., Ltd
Overall Score4.7 / 5
Est. Date2002-10-28
Registered Capital260000K CNY

Liaocheng Huarui Electric Co., Ltd. is registered in Fenghuang Industrial Park, Liaocheng City. The registration authority is Liaocheng Market Supervision Administration, and the legal representative is Jiang Guangzhen. Its business scope includes the installation (repair, testing) of power facilities (operated with a valid installation (repair, testing) power facility license, and the validity period is subject to the license). Construction of photovoltaic power generation projects; General contracting for power engineering construction. Construction labor subcontracting; Construction of building engineering and steel structure engineering. High and low voltage transmission and distribution equipment and control devices, box type substations, power transformers, technical development, production, sales and related technical services of electrical products; Production and sales of power equipment, transmission line equipment, transmission line towers, communication line towers, line iron accessories, cement products, and foundation bolts. Installation, sales, maintenance, and related technical services of lamp posts, monitoring posts, and lighting equipment. Import and export of goods or technology (excluding goods and technology prohibited by the state or subject to administrative approval). Rental services for electrical equipment. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Line Voltage Regulator, Dry-Type Transformer, Single-Phase Transformer

TOP4
Shandong Tiantong Electric Co., Ltd
Overall Score4.6 / 5
Est. Date2022-01-20
Registered Capital10000K CNY

Shandong Tiantong Electric Co., Ltd., with its registered address located approximately 180 meters south of Cuikou Police Station in Cuikou Town, Qingyun County, Dezhou City, Shandong Province, is registered with the Qingyun County Market Supervision Administration. The legal representative is Zhang Jinzhou, and its business scope includes general projects such as sales of electrical equipment; Manufacturing of power transmission, distribution and control equipment; Sales of solar thermal power generation equipment; Manufacturing of industrial automatic control system devices; Sales of electrical signal equipment devices; Wholesale of hardware products; Operation of wires and cables; Sales of mechanical and electrical equipment; Manufacturing of power facilities and equipment; Sales of intelligent power transmission and distribution and control equipment; Manufacturing of electronic components and electromechanical equipment; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of photovoltaic equipment and components; Manufacturing of electrical signal equipment devices; Sales of electrical accessories; Manufacturing of distribution switch control equipment; Retail of hardware products; Manufacturing of capacitors and their supporting equipment; Manufacturing of power electronic components; Manufacturing of transformers, rectifiers, and inductors; Manufacturing of mechanical and electrical equipment; Sales of distribution switch control equipment; Sales of seals; Wholesale of electronic components; Sales of firefighting equipment; Electrical equipment repair; Research and development of distribution switch control equipment; Sales of power facilities and equipment; Sales of industrial automatic control system devices; Development of intelligent water management system. (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: Line Voltage Regulator, Neutral Grounding Resistor , Neutral Point Grounding Resistance

TOP5
Henan Ruitong Electric Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2014-11-27
Registered Capital15000K CNY

Henan Ruitong Electrical Technology Co., Ltd., registered at No. 203, 2nd Floor, Building 3, No. 16 Jinzhan Street, High tech Industrial Development Zone, Zhengzhou City, Henan Province, China. The registration authority is the Market Supervision Administration of Zhengzhou High tech Industrial Development Zone, and the legal representative is Zhang Peitao. The business scope includes general projects such as power transmission and distribution and control equipment manufacturing; Manufacturing of transformers, rectifiers, and inductors; Manufacturing of capacitors and their supporting equipment; Manufacturing of distribution switch control equipment; Manufacturing of power electronic components; Manufacturing of power facilities and equipment; Manufacturing of electronic components and electromechanical equipment; Manufacturing of instruments and meters; Manufacturing of photovoltaic equipment and components; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Information system integration services; Computer system services; Software development; Software sales; Information technology consulting services; Data processing services; Geographic remote sensing information services; Research and development of Internet of Things technology; Internet of Things technology services; Contract energy management; Energy saving management services; Operational efficiency evaluation service; General equipment manufacturing (excluding special equipment manufacturing); Manufacturing of mechanical and electrical equipment; Sales of intelligent power transmission and distribution and control equipment; Sales of capacitors and their supporting equipment; Sales of distribution switch control equipment; Sales of power electronic components; Sales of power facilities and equipment; Sales of electronic components and electromechanical equipment; Sales of instruments and meters; Sales of new energy original equipment; Sales of electrical equipment; Electrical equipment repair; Sales of metal materials; Sales of building materials; Research and development of distribution switch control equipment; Research and development of efficient and energy-saving technologies in the power industry; Rental services (excluding licensed rental services); Mechanical equipment leasing; Rental of photovoltaic power generation equipment; Import and export of goods; Technology import and export (except for projects that require approval according to law, business activities can be carried out independently based on the business license) License project: surveying and mapping services; Inspection and testing services; Installation, maintenance, and testing of power transmission, supply, and receiving facilities (projects that require approval by law can only be carried out after approval by relevant departments, and specific business projects are subject to approval documents or licenses from relevant departments). Core products: Line Voltage Regulator, High Pressure Regulating Device, Low Voltage Parallel Power Capacitor

TOP6
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: Line Voltage Regulator, Single-Phase Voltage Regulator, High-Voltage Reactor

TOP7
Shandong Tengda Transformer Co., Ltd
Overall Score4.5 / 5
Est. Date2019-03-13
Registered Capital30000K CNY

Shandong Tengda Transformer Co., Ltd. is registered at No. 124 Qianding Village, Shazhen Town, Dongchangfu District, Liaocheng City, Shandong Province. The registration authority is the Market Supervision Administration of Dongchangfu District, Liaocheng City, and the legal representative is Ding Shujing. Its business scope includes wholesale and retail of power equipment, transformers, high and low voltage distribution cabinets, steel, pipes, profiles, and plates. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Line Voltage Regulator, Voltage Regulator, Dry-Type Transformer

TOP8
Niute (Shanghai) Electrical Equipment Manufacturing Co., Ltd
Overall Score4.5 / 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: Line Voltage Regulator, Single-Phase Rectifier Transformer, Sbk Three-Phase Transformer

TOP9
Yueqing People's Electrical Equipment Manufacturing Factory
Overall Score4.4 / 5
Est. Date2011-01-12
Registered Capital30K CNY

Yueqing People's Electrical Equipment Manufacturing Factory, registered in Zhiguang Village, Liushi Town, Yueqing City, Zhejiang Province, with the registration authority of Yueqing Market Supervision and Administration Bureau and the legal representative of Wu Weijun, engages in the manufacturing, processing, and sales of distribution switch control equipment, automation machinery equipment, high and low voltage electrical appliances, transformers, inverters, welding machines, electrical equipment, reactors, voltage stabilizers, mining appliances, marine appliances, and box and transformer cabinets. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Line Voltage Regulator, Train Transformer, High Current Transformer

TOP10
Shanghai Ganxing Electrical Equipment Manufacturing Co., Ltd
Overall Score4.4 / 5
Est. Date2011-03-18
Registered Capital2000K CNY

Shanghai Ganxing Electrical Equipment Manufacturing Co., Ltd., with its registered address at Building K23, 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 Zhu Dongliang, and the business scope includes the research and development, production, processing, maintenance, and sales of electrical equipment, transformers, voltage regulators, distribution boxes, high and low voltage complete sets of equipment, wires and cables, and lighting fixtures; Wholesale and retail of building materials. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Line Voltage Regulator, Voltage Regulator, Variable Frequency Transformer (Power Supply)

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Zhejiang Fujie Electric Co., Ltd2006-03-03Line Voltage Regulator, Mining Lighting Transformer, Mining Dry-Type Transformer60000K CNYNot Supported
Shanghai Laichen Electrical Equipment Manufacturing Co., Ltd2020-04-16Line Voltage Regulator, Three Phase Voltage Regulator, Three Phase Dry-Type Transformer3000K CNYSupported
Liaocheng Huarui Electric Co., Ltd2002-10-28Line Voltage Regulator, Dry-Type Transformer, Single-Phase Transformer260000K CNYSupported
Shandong Tiantong Electric Co., Ltd2022-01-20Line Voltage Regulator, Neutral Grounding Resistor , Neutral Point Grounding Resistance10000K CNYSupported
Henan Ruitong Electric Technology Co., Ltd2014-11-27Line Voltage Regulator, High Pressure Regulating Device, Low Voltage Parallel Power Capacitor15000K CNYSupported
Wenzhou Tongmai Electric Co., Ltd2016-05-13Line Voltage Regulator, Single-Phase Voltage Regulator, High-Voltage Reactor10000K CNYNot Supported
Shandong Tengda Transformer Co., Ltd2019-03-13Line Voltage Regulator, Voltage Regulator, Dry-Type Transformer30000K CNYSupported
Niute (Shanghai) Electrical Equipment Manufacturing Co., Ltd2020-04-08Line Voltage Regulator, Single-Phase Rectifier Transformer, Sbk Three-Phase Transformer3000K CNYNot Supported
Yueqing People's Electrical Equipment Manufacturing Factory2011-01-12Line Voltage Regulator, Train Transformer, High Current Transformer30K CNYNot Supported
Shanghai Ganxing Electrical Equipment Manufacturing Co., Ltd2011-03-18Line Voltage Regulator, Voltage Regulator, Variable Frequency Transformer (Power Supply)2000K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of line voltage regulators, it is recommended to prioritize confirming key parameters such as input and output voltage range, regulation accuracy, and load capacity to ensure compatibility with existing power systems.
  • In scenarios such as industrial production lines or data centers that require high voltage stability, it is recommended to choose line voltage regulators with wide range regulation and fast response characteristics to reduce the risk of equipment downtime.
  • 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 to balance technical adaptability and cooperation reliability.
  • If purchased for outdoor or harsh environments, additional attention should be paid to the protection level (such as IP54 or above) and temperature adaptation range of the line regulator to avoid long-term performance being affected by environmental factors.

Knowledge Base

Q

This article provides a clear and concise analysis of the working principle of low-voltage line regulators, including their core components, workflow, and typical application scenarios, to help readers understand how this device achieves stable voltage output.

Q

This article analyzes the working principle and application scenarios of bidirectional voltage regulation of line voltage regulators, helping readers understand their important role in power systems and how to achieve more flexible voltage control through bidirectional voltage regulation.

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