Updated Sep 2, 2026 · Public platform & industry data

Sep 2, 2026 Updated

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2026 Top 10 Open Circuit Manufacturers in China

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Top-rated Open Circuit suppliers, How to choose a Open Circuit manufacturer, Best Open Circuit companies in China

The top 10 Open Circuit manufacturers in China for 2026 are: Jining Huaguan Safety Equipment Co., Ltd, Zhejiang Zhuoliang Electric Co., Ltd, Zhejiang Tianming High Voltage Switchgear Co., Ltd, Yueqing Juba Trading Co., Ltd, Yueqing Harmony Electric Co., Ltd, Guangzhou Goethe Electric Co., Ltd, Shanghai Lingheng Automation Technology Co., Ltd, Jiangsu Daquan Kaifan E-commerce Co., Ltd, Shanghai Yuluo Electric Co., Ltd, Beijing Huada Zhongxing 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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Jining Huaguan Safety Equipment Co., Ltd

The second room on the west side of Jianshe North Road and Renxing Avenue South Road in Liying Street, Rencheng District, Jining City, Shandong Province

Overall Score4.9 / 5
Est. Date2023-06-07
Registered Capital100K CNY

Jining Huaguan Safety Equipment Co., Ltd. is located in the second room west of Jianshe North Road and Renxing Avenue Xiangnan Road, Liying Street, Rencheng District, Jining City, Shandong Province. It was established on June 7, 2023, with the registration authority of Rencheng District Market Supervision Administration of Jining City and the legal representative being Chen Beihu. Core products: Open Circuit, Construction Machinery, Hardware Tools

Top 2
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Zhejiang Zhuoliang Electric Co., Ltd
Overall Score4.8 / 5
Est. Date2016-07-13
Registered Capital10000K CNY

Zhejiang Zhuoliang Electric Co., Ltd., registered in Shangchi Village, Liushi Town, Yueqing City, Wenzhou City, Zhejiang Province, with the registration authority of Yueqing Market Supervision Administration and the legal representative of Lv Xunzhi, is engaged in the sales of distribution switch control equipment, high and low voltage electrical appliances and accessories, pneumatic components, electronic components, complete sets of electrical equipment and accessories, instruments and meters (excluding measuring instruments), wires and cables, power fittings, and explosion-proof electrical appliances; 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: Open Circuit, Universal Circuit Breaker, Contactor

Top 3
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Zhejiang Tianming High Voltage Switchgear Co., Ltd
Overall Score4.8 / 5
Est. Date2011-11-10
Registered Capital38000K CNY

Zhejiang Tianming High Voltage Switchgear Co., Ltd., with its registered address located in the Industrial Zone of Beibaixiang Town, Yueqing City, Wenzhou City, Zhejiang Province (within Wenzhou Sanzhou Electric and Computer Co., Ltd.), registered with the Yueqing Market Supervision and Administration Bureau, and represented by Yuan Zhenhua as its legal representative. Its business scope includes general items: manufacturing of distribution switch control equipment; Manufacturing of power facilities and equipment; Manufacturing of mechanical and electrical equipment; Manufacturing of capacitors and their supporting equipment; Manufacturing of plastic products; Manufacturing of power transmission, distribution and control equipment; Manufacturing of electrical accessories; 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: Open Circuit, Vacuum Circuit Breaker, Switch Device

TOP4
Yueqing Juba Trading Co., Ltd
Overall Score4.7 / 5
Est. Date2018-05-25
Registered Capital100K CNY

Yueqing Juba Trading Co., Ltd., registered at No. 435 Liuhuang Road, Liushi Town, Yueqing City, Wenzhou City, Zhejiang Province, with the registration authority of Yueqing Market Supervision Administration and the legal representative of Lv Wei, operates in the sales of electrical equipment, high and low voltage electrical appliances and accessories, electronic components, complete sets of electrical equipment and accessories, power fittings, and explosion-proof electrical appliances; 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: Open Circuit, Molded Case Circuit Breaker, Ge Universal Circuit Breaker

TOP5
Yueqing Harmony Electric Co., Ltd
Overall Score4.7 / 5
Est. Date2010-08-23
Registered Capital500K CNY

Yueqing Harmony Electric Co., Ltd., registered at Fangdouyan East Industrial Zone, Liushi Town, Yueqing City, Wenzhou City, Zhejiang Province, with the registration authority of Yueqing Market Supervision Administration and the legal representative of Martin Miao, engages in general projects including the manufacturing of distribution switch control equipment; Sales of distribution switch control equipment; Manufacturing of power electronic components; Sales of power electronic components; Manufacturing of mechanical and electrical equipment; Sales of mechanical and electrical equipment; Operation of wires and cables; Manufacturing of instruments and meters; Sales of instruments and meters; Manufacturing of power transmission, distribution and control equipment; Sales of intelligent power transmission and distribution and control equipment; Manufacturing of transformers, rectifiers, and inductors; Manufacturing of capacitors and their supporting equipment; Sales of capacitors and their supporting equipment; Manufacturing of hardware products; Wholesale of hardware products; Retail of hardware products; Internet sales (except for the sale of goods that need to be licensed); 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). Licensed project: Manufacturing of wires and cables (projects that require approval by law can only be carried out after approval by relevant departments, and specific business projects are subject to the approval results).. Core products: Open Circuit, Smart Wifi Switch, Remote Control Switch

TOP6
Guangzhou Goethe Electric Co., Ltd
Overall Score4.6 / 5
Est. Date2017-04-12
Registered Capital1000K CNY

Guangzhou Goethe Electric Co., Ltd., registered at 207 and 208, 2nd Floor, Building 4, No. 728 Kaichuang Avenue, Yunpu Industrial Zone, Huangpu District, Guangzhou, registered with the Market Supervision Administration of Huangpu District, Guangzhou, with Peng Shijie as the legal representative. Its business scope includes wholesale of automotive parts; Wholesale of hardware products; Sales signs and directional signs; Wholesale of electrical equipment; Sales of electric motors; Sales of general mechanical equipment; Sales of electrical and mechanical equipment; Sales of specialized equipment; Sales of photovoltaic equipment and components; Sales of car charging modules; Sales of charging stations; Sales of heat pumps; Sales of uninterruptible power supply; Sales of stabilized voltage power supplies; Sales of photovoltaic inverters; Wholesale of wires and cables; Wholesale of electrical equipment; Sales of lightning protection equipment; Sales of electrical fittings; Import and export of goods (excluding exclusive and controlled goods); Technology import and export; Wholesale of fire-fighting equipment and devices; Sales of bank POS machines; Acquiring antique books, inscriptions, rubbings, calligraphy and painting, and other arts and crafts products (excluding cultural relics, those prohibited by law shall not be operated, and those involving licenses shall be operated with licenses); Selling products produced by our company (excluding projects prohibited by national laws and regulations; products involving licensed operations must obtain a license before operation); Sales of biomass compact formed fuel; Wholesale of shelves;. Core products: Open Circuit, Automatic Fire Extinguishing Control Equipment, Low-Voltage Circuit Breaker

TOP7
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: Open Circuit, Molded Case Circuit Breaker, Frequency Converter

TOP8
Jiangsu Daquan Kaifan E-commerce Co., Ltd
Overall Score4.6 / 5
Est. Date2019-05-06
Registered Capital10000K CNY

Jiangsu Daquan Kaifan E-commerce Co., Ltd., registered at No. 28 Yinlong Road, Moling Street, Jiangning District, Nanjing City (Jiangning Development Zone), registered with the Jiangning District Administrative Approval Bureau of Nanjing City, with Xu Xiang as the legal representative. Its business scope includes e-commerce; Computer information technology research and development, technology transfer, technology services, and technology consulting; Research and sales of computer software, hardware, and auxiliary equipment; Installation and sales of electromechanical equipment and accessories, communication equipment, and electrical equipment; Communication engineering construction; Design, produce, represent, and publish various types of domestic advertisements; Enterprise management consulting; Marketing planning; Research and development of instruments, electronic components, and automation systems for power transmission and transformation; Sales of instruments and meters, electronic components, lighting equipment, outdoor products, cleaning supplies, labor protection supplies, and metal products; 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: Open Circuit, Kfw2, Kfm2e

TOP9
Shanghai Yuluo Electric Co., Ltd
Overall Score4.4 / 5
Est. Date2015-03-20
Registered Capital3000K CNY

Shanghai Yuluo Electric Co., Ltd., with its registered address at Room 091, Zone A, 10th Floor, Building 1, No. 188 Changyi Road, Baoshan District, Shanghai, is registered with the Baoshan District Market Supervision and Administration Bureau. The legal representative is Zhang Tianxiu, and the business scope includes general projects: sales of mechanical and electrical equipment; Sales of mechanical equipment; Sales of electronic components and electromechanical equipment; Sales of electronic specialized equipment; Sales of pneumatic power machinery and components; Information system integration services; Sales of intelligent power transmission and distribution and control equipment; Sales of industrial control computers and systems; Sales of industrial automatic control system devices; Manufacturing of transformers, rectifiers, and inductors; Sales of distribution switch control equipment; Sales of electrical instruments and meters; Sales of intelligent instruments and meters; Sales of instruments and meters; Sales of metal products; Sales of electrical equipment; Retail of hardware products; Wholesale of hardware products; Sales of security equipment; Sales of gas compression machinery; Wholesale of computer software, hardware, and auxiliary equipment; Retail of computer software, hardware, and auxiliary equipment; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Specialized equipment repair; Technology import and export; Import and export of goods. (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: Open Circuit, Terminal, Drive

TOP10
Beijing Huada Zhongxing Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2017-01-04
Registered Capital1000K CNY

Beijing Huada Zhongxing Technology Co., Ltd., with its registered address at 811, 7th floor, Building 402, Wangjingyuan, Chaoyang District, Beijing, is registered with the Chaoyang Branch of the Beijing Administration for Industry and Commerce, and its legal representative is Zhang Rongyan. Its business scope includes technology promotion services; Selling electronic products, instruments, computers, software and auxiliary equipment, household appliances, mechanical equipment, communication equipment, hardware and electrical equipment (excluding electric bicycles), stationery, jewelry, arts and crafts, metal materials, building materials (not engaged in physical store operations), chemical products (not including hazardous chemicals), kitchen and bathroom utensils (not engaged in physical store operations), needle textiles, clothing, shoes and hats, daily necessities; Computer system services; Basic software services; Software development; Product design; Application software services (excluding medical software); Economic and trade consulting; Enterprise management consulting; Conference services; Market research; Undertake exhibition and display activities; Organize cultural and artistic exchange activities (excluding performances); Computer technology training (not open to nationwide enrollment). (For projects that require approval according to law, business activities shall be carried out in accordance with the approved content after approval by relevant departments.). Core products: Open Circuit, Frequency Converter Accessories, Plctdc Products

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Jining Huaguan Safety Equipment Co., Ltd2023-06-07Open Circuit, Construction Machinery, Hardware Tools100K CNYNot Supported
Zhejiang Zhuoliang Electric Co., Ltd2016-07-13Open Circuit, Universal Circuit Breaker, Contactor10000K CNYNot Supported
Zhejiang Tianming High Voltage Switchgear Co., Ltd2011-11-10Open Circuit, Vacuum Circuit Breaker, Switch Device38000K CNYNot Supported
Yueqing Juba Trading Co., Ltd2018-05-25Open Circuit, Molded Case Circuit Breaker, Ge Universal Circuit Breaker100K CNYSupported
Yueqing Harmony Electric Co., Ltd2010-08-23Open Circuit, Smart Wifi Switch, Remote Control Switch500K CNYNot Supported
Guangzhou Goethe Electric Co., Ltd2017-04-12Open Circuit, Automatic Fire Extinguishing Control Equipment, Low-Voltage Circuit Breaker1000K CNYNot Supported
Shanghai Lingheng Automation Technology Co., Ltd2019-08-14Open Circuit, Molded Case Circuit Breaker, Frequency Converter3500K CNYNot Supported
Jiangsu Daquan Kaifan E-commerce Co., Ltd2019-05-06Open Circuit, Kfw2, Kfm2e10000K CNYNot Supported
Shanghai Yuluo Electric Co., Ltd2015-03-20Open Circuit, Terminal, Drive3000K CNYNot Supported
Beijing Huada Zhongxing Technology Co., Ltd2017-01-04Open Circuit, Frequency Converter Accessories, Plctdc Products1000K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of circuit breakers, it is recommended to prioritize checking key parameters such as rated current and breaking capacity to ensure compatibility with the load characteristics of the existing power system. In industrial scenarios, short-circuit withstand strength should also be considered.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support. For example, data centers or manufacturing production lines have high requirements for the response speed of circuit breakers and need to be evaluated based on the supplier's past cases.
  • In the upgrade project of the power distribution system, it is necessary to distinguish the application scenarios of circuit breakers. For example, building distribution cabinets focus on compact design, while photovoltaic power stations need to consider special functions such as DC arc protection.
  • When purchasing circuit breakers, industry platforms can be used to compare supplier supply stability with statistical information. It is also recommended to pay attention to whether the enterprise has complete testing reports, but there is no need to excessively pursue non essential high specification configurations.

Knowledge Base

Q

This article will introduce the role and importance of installing arc separators on circuit breakers, as well as how to select suitable arc separators.

Q

Circuit breaker parallel resistance is a measure used to protect circuit breakers, which can help quickly separate circuit breakers of different voltage levels and improve the operational safety of the system. This article will introduce the detailed function and related knowledge of parallel resistors in circuit breakers.

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