Updated Jul 29, 2026 · Public platform & industry data

Jul 29, 2026 Updated

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2026 Top 10 Protector Manufacturers in China

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

The top 10 Protector manufacturers in China for 2026 are: Jining Yongmei Mining Machinery Co., Ltd, Dongguan Guoyu Electronics Co., Ltd, Dongguan Hongyu Plastic Co., Ltd, Underground Friends Electrical Co., Ltd, Tangshan Hanya Electrical Equipment Co., Ltd, Ningbo Feinade Electric Appliance Co., Ltd, Anhui Yahui Electrical Automation Co., Ltd, Shandong Pumei Intelligent Equipment Co., Ltd, Shandong Saifu Optoelectronic Technology Co., Ltd, Changzhou Zhihuimei 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 Yongmei Mining Machinery Co., Ltd
Overall Score4.9 / 5
Est. Date2014-11-25
Registered Capital100K CNY

Jining Yongmei Industrial and Mining Machinery Co., Ltd., with its registered address at 1315, 13th floor, Unit 01, Comprehensive Building, Datang Science and Technology Building, Xianying Street, Rencheng District, Jining City, Shandong Province, is registered with the Market Supervision and Administration Bureau of Rencheng District, Jining City. The legal representative is Li Zhigang, and the business scope includes general items: sales of mining machinery; Sales of mechanical parts and components; Sales of firefighting equipment; Sales of specialized equipment for environmental protection; Sales of rail transit engineering machinery and components; Sales of wind and electric tools; Sales of special equipment; Wholesale of hardware products; Retail of hardware products; Wholesale of daily necessities; Sales of daily necessities; Sales of building decoration materials; Electronic product sales; Sales of instruments and meters; Wholesale of automotive spare parts; Sales of labor protection equipment; Sales of security equipment; Sales of construction machinery; Wholesale of clothing and apparel; Clothing and apparel retail; Wholesale of shoes and hats; Retail of shoes and hats; Needle textile sales; Sales of needle textiles and raw materials; Sales of leather products; Sales of ecological environment monitoring and detection instruments and meters; Sales of specialized instruments and meters for environmental monitoring; Retail of electronic components; Sales of lighting fixtures; Sales of communication equipment; Sales of Class I medical devices; Sales of Class II medical devices; Retail of protective equipment for medical staff; Wholesale of protective equipment for medical staff; Wholesale of medical masks; Sales of household items; Sales of building materials; Sales of household appliances; Sales of household appliance spare parts; Sales of metal materials; Sales of metal products; Sales of non-metallic minerals and products; Sales of chemical products (excluding licensed chemical products); Sales of intelligent robots; Sales of distribution switch control equipment; Sales of electrical equipment; Sales of new energy original equipment; Retail of computer software, hardware, and auxiliary equipment; Sales of calculator equipment; Software development; Information technology consulting services; Agricultural machinery sales (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) License items: technology import and export; 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: Protector, Coal Yard Negative Pressure Sensor, Jyb

Top 2
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Dongguan Guoyu Electronics Co., Ltd
Overall Score4.7 / 5
Est. Date2010-01-26
Registered Capital1090K USD

Dongguan Guoyu Electronics Co., Ltd. is registered at Room 101, No. 43 Huangjiang East Ring Road, Huangjiang Town, Dongguan City, Guangdong Province. The registration authority is Dongguan Market Supervision Administration, and the legal representative is Huang Xianming. The business scope includes the production and sale of electrical products and their accessories, low-voltage electrical appliances (including circuit breakers, temperature protectors, temperature control switches, power switches, sockets, plugs). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Protector, Overload Protector

Top 3
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Dongguan Hongyu Plastic Co., Ltd
Overall Score4.7 / 5
Est. Date2017-03-27
Registered Capital1600K CNY

Dongguan Hongyu Plastic Co., Ltd. is registered at Room 188, No.1 Plastic Road, Zhangmutou Town, Dongguan City, Guangdong Province. The registration authority is Dongguan Market Supervision Administration, and the legal representative is Lv Aiming. Its business scope includes the sale of plastic raw materials, plastic additives, plastic pigments, plastic products, silicone raw materials, hardware and electrical equipment, electronic products and accessories, and other chemical products (excluding hazardous chemicals). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Protector, Etfe, High Temperature Nylon Ppa

TOP4
Underground Friends Electrical Co., Ltd
Overall Score4.6 / 5
Est. Date2020-05-11
Registered Capital50000K CNY

Underground Friend Electric Co., Ltd., registered in Dianhou Village, Liushi Town, Yueqing City, Wenzhou City, Zhejiang Province, with the registration authority of Yueqing Market Supervision Administration Bureau and the legal representative of Li Shuangshuang. Its business scope includes general projects: sales of distribution switch control equipment; Sales of lighting fixtures; Sales of mining machinery; Sales of electrical signal equipment devices; Sales of lighting fixtures; Wholesale of electronic components; Sales of intelligent power transmission and distribution and control equipment; Manufacturing of mechanical and electrical equipment; Sales of electrical equipment; Operation of wires and cables; Sales of advanced power electronic devices; Sales of electrical instruments and meters; Battery sales; Sales of special labor protection equipment; Sales of metal materials; Sales of plastic products; Sales of solar thermal power generation products; Sales of new energy original equipment; Wholesale of hardware products; Wholesale of stationery supplies; Sales of office supplies; Sales of daily miscellaneous goods; Sales of daily necessities; Sales of metal products; Sales of electronic components and electromechanical equipment; Sales of optical communication equipment; Electronic product sales; Sales of optical instruments; Sales of electronic measuring instruments; Sales of labor protection equipment; Sales of integrated circuit chips and products; Sales of security equipment; Retail of electronic components; 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).. Core products: Protector, Locomotive Lighting Signal Lights, Liquid Level Controller Switch

TOP5
Tangshan Hanya Electrical Equipment Co., Ltd
Overall Score4.6 / 5
Est. Date2018-07-13
Registered Capital5000K CNY

Tangshan Hanya Electrical Equipment Co., Ltd., with its registered address at No. 201-1, Office Building 3, Hanhou Street, Modern Industrial Park, Lunan District, Tangshan City, Hebei Province, is registered with the Market Supervision and Administration Bureau of Lunan District, Tangshan City. The legal representative is Yang Rongjun, and its business scope includes general projects such as sales of electrical equipment; Sales of mechanical and electrical equipment; Sales of electrical accessories; Sales of power electronic components; Sales of valves and plugs; Sales of pumps and vacuum equipment; Retail of hardware products; Sales of security equipment; Sales of firefighting equipment; Sales of household appliances; Sales of communication equipment; Sales of office supplies; Retail of stationery supplies; Wholesale of computer software, hardware, and auxiliary equipment; Sales of instruments and meters; Import and export of goods; Technology import and export; Electrical equipment repair; General equipment repair; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion. (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: Protector, Applied, Accessories

TOP6
Ningbo Feinade Electric Appliance Co., Ltd
Overall Score4.5 / 5
Est. Date2019-12-04
Registered Capital2000K CNY

Ningbo Feinade Electric Appliance Co., Ltd., registered at No. 146 Xiaotang Road, Hangzhou Bay New Area, Ningbo, Zhejiang Province, with the registration authority of Qianwan New Area Branch of Ningbo Market Supervision Administration and the legal representative of Wan Jinlong, operates in general projects including instrument manufacturing; Manufacturing of distribution switch control equipment; Manufacturing of mechanical and electrical equipment; Manufacturing of electronic components; Manufacturing of hardware products; Manufacturing of specialized electrical and mechanical equipment; Manufacturing of electrical instruments and meters; Research and development of household appliances; Sales of household appliances; Sales of electronic components and electromechanical equipment; Sales of electrical accessories; Electronic product sales; Sales of electrical equipment; Sales of specialized equipment for the production of lighting fixtures; Sales of power facilities and equipment; Sales of mechanical and electrical equipment; Wholesale of hardware products; Sales of industrial automatic control system devices; Sales of distribution switch control equipment; Sales of metal tools; Sales of instruments and meters; Sales of electrical instruments and meters; Sales of plastic products; Retail of daily household appliances; Sales of household appliance spare parts; Wholesale of daily necessities; Internet sales (except for sales of goods that require a license).; 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: Protector, Sensor, Controller

TOP7
Anhui Yahui Electrical Automation Co., Ltd
Overall Score4.5 / 5
Est. Date2008-07-21
Registered Capital30000K CNY

Anhui Yahui Electrical Automation Co., Ltd., with its registered address located on the east side of Building B-4, Gongtou Liheng Industrial Plaza, Fanhua Avenue, Economic Development Zone, Feixi County, Hefei City, Anhui Province, is registered with the Feixi County Market Supervision and Administration Bureau. The legal representative is Zhang Ling, and the business scope includes the research and development, production, sales, and technical services of power automation products, high and low voltage electrical appliances, electronic component products, mechanical accessories, household appliances, and computer software and hardware products; Mechanical and electrical installation. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Protector, , Intelligent Control Device

TOP8
Shandong Pumei Intelligent Equipment Co., Ltd
Overall Score4.5 / 5
Est. Date2020-04-20
Registered Capital3000K CNY

Shandong Pumei Intelligent Equipment Co., Ltd., with its registered address located 1000 meters west of the town government in Shilipu Street, Rencheng District, Jining City, Shandong Province, is registered with the Market Supervision Administration of Rencheng District, Jining City. The legal representative is Li Qingrong, and the business scope includes general projects such as sales of intelligent robots; Sales of intelligent instruments and meters; Mechanical parts and component processing; Mining machinery manufacturing; Sales of mining machinery; Installation services for ordinary mechanical equipment; Installation and maintenance of industrial robots; Sales of railway transportation infrastructure equipment; Sales of railway transportation equipment; Sales of mechanical parts and components; Sales of hydraulic power machinery and components; Sales of construction machinery; Sales of agricultural machinery; Sales of specialized equipment for environmental protection; Sales of firefighting equipment; Sales of instruments and meters; Retail of computer software, hardware, and auxiliary equipment; Wholesale of computer software, hardware, and auxiliary equipment; Software sales; Software development; Sales of lubricating oil; Import and export of goods; Technology import and export; Manufacturing of pneumatic power machinery and components; Sales of pneumatic power machinery 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: Protector, Mining Instruments And Meters, Rail Transit Equipment

TOP9
Shandong Saifu Optoelectronic Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2016-12-15
Registered Capital3000K CNY

Shandong Saifu Optoelectronic Technology Co., Ltd., with its registered address at No. 5 Chezhan East Road, Guanyin Ge Street, Rencheng District, Jining City, Shandong Province, is registered with the Market Supervision and Administration Bureau of Rencheng District, Jining City. The legal representative is Liu Jiansheng, and its business scope includes the research and development, production, sales, and technical services of optoelectronic protection devices and accessories, office automation equipment, industrial automation equipment, and instruments and meters; Import and export of goods and technology (excluding businesses restricted or prohibited by the state). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Protector, Fl Series, Punch Protector

TOP10
Changzhou Zhihuimei Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2018-12-25
Registered Capital3000K CNY

Changzhou Zhihuimei Technology Co., Ltd., with its registered address at No. X1008, 10th Floor, No. 180 Yulong South Road, Zhonglou Economic Development Zone, Changzhou City, is registered with the Government Service Management Office of Zhonglou District, Changzhou City. The legal representative is Wang Huiqin, and the business scope includes general projects such as computer software and peripheral equipment manufacturing; Wholesale of computer software, hardware, and auxiliary equipment; Retail of computer software, hardware, and auxiliary equipment; Electronic product sales; Manufacturing of communication equipment; Sales of communication equipment; Software development; Software sales; Manufacturing of security equipment; Sales of security equipment; Manufacturing of instruments and meters; Sales of instruments and meters; Manufacturing of industrial automatic control system devices; Sales of industrial control computers and systems; Manufacturing of distribution switch control equipment; Research and development of distribution switch control equipment; Sales of distribution switch control equipment; Mechanical equipment research and development; Sales of mechanical equipment; Technology promotion and application services; Technology intermediary services; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Brand management; Marketing planning; Consulting and planning services; Property management (except for projects that require approval according to law, conducting business activities independently based on the business license in accordance with the law). Core products: Protector, Three Phase Electrical Fire Protection Current Limiting Protector, Single Phase Electrical Fire-Resistant Current Limiting Protector

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Jining Yongmei Mining Machinery Co., Ltd2014-11-25Protector, Coal Yard Negative Pressure Sensor, Jyb100K CNYNot Supported
Dongguan Guoyu Electronics Co., Ltd2010-01-26Protector, Overload Protector1090K USDNot Supported
Dongguan Hongyu Plastic Co., Ltd2017-03-27Protector, Etfe, High Temperature Nylon Ppa1600K CNYNot Supported
Underground Friends Electrical Co., Ltd2020-05-11Protector, Locomotive Lighting Signal Lights, Liquid Level Controller Switch50000K CNYNot Supported
Tangshan Hanya Electrical Equipment Co., Ltd2018-07-13Protector, Applied, Accessories5000K CNYNot Supported
Ningbo Feinade Electric Appliance Co., Ltd2019-12-04Protector, Sensor, Controller2000K CNYNot Supported
Anhui Yahui Electrical Automation Co., Ltd2008-07-21Protector, , Intelligent Control Device30000K CNYNot Supported
Shandong Pumei Intelligent Equipment Co., Ltd2020-04-20Protector, Mining Instruments And Meters, Rail Transit Equipment3000K CNYSupported
Shandong Saifu Optoelectronic Technology Co., Ltd2016-12-15Protector, Fl Series, Punch Protector3000K CNYNot Supported
Changzhou Zhihuimei Technology Co., Ltd2018-12-25Protector, Three Phase Electrical Fire Protection Current Limiting Protector, Single Phase Electrical Fire-Resistant Current Limiting Protector3000K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of protectors, it is recommended to prioritize checking key technical parameters such as voltage level and response time to ensure compatibility with existing equipment. Additional attention should be paid to the protection level and anti-interference ability in industrial scenarios.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support. For example, suppliers who provide protectors for the power system for a long time usually have more stable performance verification records.
  • When applied in the petrochemical or new energy fields, it is recommended to choose protectors with explosion-proof or corrosion-resistant characteristics, as different scenarios have significant differences in sealing and material requirements.
  • When purchasing protectors, it is usually necessary to combine the industry data support of suppliers, such as screening enterprises with high bidding rates in the past three years through platform statistical information, in order to reduce procurement risks.

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