Updated Sep 1, 2026 · Public platform & industry data

Sep 1, 2026 Updated

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2026 Top 10 Isolator Manufacturers in China

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

The top 10 Isolator manufacturers in China for 2026 are: Shandong Zhongtan Intelligent Equipment Co., Ltd, Guangdong Kaiermei Industrial Co., Ltd, Fujian Shunchang Hongrun Precision Instrument Co., Ltd, Shanghai Qiantuo Trading Co., Ltd, Shandong Anrui Mining Equipment Co., Ltd, Nanjing Yingpaile Fluid Technology Co., Ltd, Jining middling coal Intelligent Technology Research Institute, Xiamen Dinglong Electric Co., Ltd, Dongguan Xinmu Electronics Co., Ltd, Hangzhou Liance Automation 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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Shandong Zhongtan Intelligent Equipment Co., Ltd
Overall Score4.9 / 5
Est. Date2022-03-01
Registered Capital10000K CNY

Shandong Zhongtan Intelligent Equipment Co., Ltd., with its registered address at Room 810, Xieying Science and Technology Building, Xianying Street, Rencheng District, Jining City, Shandong Province, is registered with the Market Supervision Administration of Rencheng District, Jining City. The legal representative is Xi Laiwei, and the business scope includes general projects: manufacturing of intelligent basic manufacturing equipment; Mining machinery manufacturing; Sales of mining machinery; Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Sales of mechanical equipment; Engineering and technical research and experimental development; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Software development; Software sales; Manufacturing of intelligent instruments and meters; Sales of intelligent basic manufacturing equipment; Sales of railway transportation infrastructure equipment; Import and export of goods; Technology import and export; Sales of photovoltaic equipment and components; Wood sales; Wood processing. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license) Licensed project: Manufacturing of railway transportation infrastructure equipment. (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: Isolator, Lifting Equipment, Instrumentation And Meters

Top 2
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Guangdong Kaiermei Industrial Co., Ltd
Overall Score4.7 / 5
Est. Date2022-09-16
Registered Capital50000K CNY

Guangdong Kaiermei Industrial Co., Ltd. is located at Room 501, Building 32, Dongji Zhichuang New City, No. 1 East Commercial Avenue, Huanggang Neighborhood Committee, Dongcheng Street, Sihui City. It was established on September 16, 2022, with the registration authority of Sihui Market Supervision Administration and the legal representative being Huang Lin. Core products: Isolator

Top 3
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Fujian Shunchang Hongrun Precision Instrument Co., Ltd
Overall Score4.7 / 5
Est. Date2001-03-09
Registered Capital56000K CNY

Fujian Shunchang Hongrun Precision Instrument Co., Ltd., with its registered address at 45 Chengnan East Road, Shunchang County, Fujian Province, is registered with the Shunchang County Market Supervision Administration of Fujian Province. The legal representative is Lin Shanping, and its business scope includes general projects such as instrument manufacturing; Sales of instruments and meters; Manufacturing of industrial automatic control system devices; Sales of industrial automatic control system devices; Software development; Software sales; Manufacturing of electronic components; Sales of electronic components and electromechanical equipment; Manufacturing of integrated circuit chips and products; Sales of integrated circuit chips and products. (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: Isolator, Paperless Recorder, Sensors And Transmitters

TOP4
Shanghai Qiantuo Trading Co., Ltd
Overall Score4.6 / 5
Est. Date2008-09-18
Registered Capital2000K CNY

Shanghai Qiantuo Trading Co., Ltd., with its registered address at Room 713, Lane 99, Jiayong Road, Jiading District, Shanghai, is registered with the Jiading District Market Supervision Bureau. The legal representative is Dan Rongbing, and its business scope includes the sale of mechanical equipment, hardware tools, instruments and meters, electronic components, chemical raw materials (excluding hazardous chemicals, monitoring chemicals, fireworks and firecrackers, civilian explosives, and precursor chemicals), building decoration materials, computers and accessories, lighting appliances, automotive and motorcycle accessories, daily necessities, metal products, textiles, and office supplies. It engages in the import and export of goods and technology. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Isolator, Rotate The Handle, Boosting Cylinder Piston

TOP5
Shandong Anrui Mining Equipment Co., Ltd
Overall Score4.6 / 5
Est. Date2018-02-22
Registered Capital10000K CNY

Shandong Anrui Mining Equipment Co., Ltd., with its registered address at No. 5 Caiyuan Street, Mount Taishan District, Tai'an City, Shandong Province, is registered by the Market Supervision Administration of Mount Taishan District, Tai'an City, and its legal representative is Li Youbing. Its business scope includes general items: sales of mining machinery; Mining machinery manufacturing; Sales of mechanical equipment; Mechanical parts and component processing; Sales of mechanical parts and components; Installation services for ordinary mechanical equipment; Sales of power electronic components; Sales of instruments and meters; Instrument and meter repair; Sales of chemical products (excluding licensed chemical products); Sales of plastic products; Sales of specialized equipment, key systems, and components for rail transit; Sales of fans and blowers; Wholesale of hardware products; Sales of metal tools; Sales of wind and power tools. (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: Isolator, Electronic Fence, Switch

TOP6
Nanjing Yingpaile Fluid Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2021-04-26
Registered Capital2000K CNY

Nanjing Yingpaile Fluid Technology Co., Ltd., with its registered address at No. 59 Wangqiao Road, Xiongzhou Street, Liuhe District, Nanjing City, is registered with the Market Supervision and Administration Bureau of Liuhe District, Nanjing City. The legal representative is Ye Huaijie, and its business scope includes general projects such as mechanical equipment research and development; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Manufacturing of general components; Manufacturing of metal seals; Sales of metal seals; Sales of high-performance sealing materials; Manufacturing of hydraulic power machinery and components (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: Isolator, Magnetic Oil Seal, Bearing Isolator

TOP7
Jining middling coal Intelligent Technology Research Institute
Overall Score4.5 / 5
Est. Date2019-03-26
Registered Capital30000K CNY

Jining middling coal Intelligent Technology Research Institute, with its registered address at No. 11, North Kaiyuan Road, Jining High tech Zone, its registration authority is the Market Supervision and Administration Bureau of Jining High tech Industrial Development Zone, its legal representative is Qu Qing, and its business scope includes general items: computer software, hardware and auxiliary equipment retail sales; Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Sales of mechanical equipment; Mining machinery manufacturing; Sales of mining machinery; Mechanical parts and component processing; Sales of mechanical parts and components; Manufacturing of mechanical and electrical equipment; Sales of electrical and mechanical equipment; Research and development of intelligent robots; Sales of intelligent robots; Manufacturing of intelligent unmanned aerial vehicles; Sales of intelligent unmanned aerial vehicles; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Manufacturing of distribution switch control equipment; Sales of distribution switch control equipment; Manufacturing of instruments and meters; Sales of instruments and meters; Manufacturing of electronic vacuum devices; Sales of electronic vacuum devices; Manufacturing of electronic components; Retail of electronic components; Manufacturing of high-speed rail equipment and accessories; Sales of high-speed rail equipment and accessories; Sales of railway transportation infrastructure equipment; Electronic product sales; Sales of chemical products (excluding licensed chemical products); Sales of lubricating oil; Sales of household appliances; Sales of metal products; Manufacturing of non-metallic mineral products; Sales of mobile communication devices; Sales of IoT devices; Wholesale of hardware products; Retail of hardware products; Sales of labor protection equipment; Sales of building materials; Sales of metal materials; Sales of agricultural and sideline products; Research and development of emerging energy technologies; Specialized equipment repair; Software sales; Software development; Information system integration services; Intelligent control system integration; Domestic freight forwarding agency (except for projects that require approval according to law, conducting business activities independently with a business license in accordance with the law) License project: Manufacturing of railway transportation infrastructure equipment; Internet information service; Import and export of goods; Technology import and export; Road freight transportation (excluding dangerous 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: Isolator, Rotating Brush Cleaner, Crusher

TOP8
Xiamen Dinglong Electric Co., Ltd
Overall Score4.5 / 5
Est. Date2023-02-15
Registered Capital5000K CNY

Xiamen Dinglong Electric Co., Ltd., with its registered address at Room 405, No. 270 Fangyang North Road, Maxiang Street, Xiang'an District, Xiamen City, is registered with the Market Supervision Administration of Xiang'an District, Xiamen City. The legal representative is Tong Rongmei, and the business scope includes general projects: sales of electrical equipment; Manufacturing of electrical signal equipment devices; Electrical equipment repair; Sales of electrical signal equipment devices; Research and development of household appliances; Manufacturing of distribution switch control equipment; Sales of distribution switch control equipment; Research and development of distribution switch control equipment; Retail of hardware products; Sales of water quality pollutant monitoring and detection instruments and meters; Sales of specialized instruments and meters for agriculture, forestry, animal husbandry, and fishing; Sales of electrical instruments and meters; Sales of specialized instruments and meters for environmental monitoring; Sales of instruments and meters; Sales of intelligent instruments and meters; Manufacturing of electrical instruments and meters; Manufacturing of specialized instruments and meters for environmental monitoring; Sales of environmental emergency detection instruments and meters; Electronic product sales; Wholesale of electronic components; Retail of electronic components; Sales of capacitors and their supporting equipment; Manufacturing of capacitors and their supporting equipment; Sales of mechanical and electrical equipment; Manufacturing of mechanical and electrical equipment; Sales of household appliances; Sales of power electronic components; Home appliance installation services; Manufacturing of power electronic components; Sales of optoelectronic devices; Manufacturing of optoelectronic devices; Sales of electronic vacuum devices; Sales of electronic measuring instruments; Sales of integrated circuit chips and products; Sales of display devices; Sales of photovoltaic equipment and components; Sales of electronic components and electromechanical equipment; Sales of electronic specialized equipment; Sales of electronic specialized materials. (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: Isolator, Shanghai Liangxin Miniature Circuit Breaker, Weilun Tong Touch Screen

TOP9
Dongguan Xinmu Electronics Co., Ltd
Overall Score4.4 / 5
Est. Date2010-07-26
Registered Capital5000K CNY

Dongguan Xinmu Electronics Co., Ltd., with its registered address at Room 901, No. 68 Huali Road, Chang'an Town, Dongguan City, Guangdong Province, is registered with the Dongguan Market Supervision Administration. The legal representative is Li Jinhai, and its business scope includes general projects such as electronic product sales; Wholesale of electronic components; Sales of electronic specialized materials; Wholesale of hardware products; Sales of plastic products; Sales of mechanical equipment; Import and export of goods; Technology import and export. (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: Isolator, Chilisin , Shengmeida

TOP10
Hangzhou Liance Automation Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2013-12-24
Registered Capital10000K CNY

Hangzhou Liance Automation Technology Co., Ltd., registered at Room 508-509, Building 4, No. 2 Kejiyuan Road, Baiyang Street, Hangzhou Economic and Technological Development Zone, Zhejiang Province, with the registration authority of Qiantang District Market Supervision and Administration Bureau of Hangzhou City and the legal representative being Zheng Gongyao. Its business scope includes general projects: manufacturing of industrial automatic control system devices; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of industrial automatic control system devices; Sales of instruments and meters; Wholesale of computer software, hardware, and auxiliary equipment; Sales of communication equipment; Sales of optical instruments; Sales of mechanical and electrical equipment; Sales of valves and plugs; Installation services for ordinary mechanical equipment; Import and export of goods (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: Isolator, Sewage Pump, Temperature Module

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Shandong Zhongtan Intelligent Equipment Co., Ltd2022-03-01Isolator, Lifting Equipment, Instrumentation And Meters10000K CNYSupported
Guangdong Kaiermei Industrial Co., Ltd2022-09-16Isolator50000K CNYNot Supported
Fujian Shunchang Hongrun Precision Instrument Co., Ltd2001-03-09Isolator, Paperless Recorder, Sensors And Transmitters56000K CNYNot Supported
Shanghai Qiantuo Trading Co., Ltd2008-09-18Isolator, Rotate The Handle, Boosting Cylinder Piston2000K CNYNot Supported
Shandong Anrui Mining Equipment Co., Ltd2018-02-22Isolator, Electronic Fence, Switch10000K CNYNot Supported
Nanjing Yingpaile Fluid Technology Co., Ltd2021-04-26Isolator, Magnetic Oil Seal, Bearing Isolator2000K CNYNot Supported
Jining middling coal Intelligent Technology Research Institute2019-03-26Isolator, Rotating Brush Cleaner, Crusher30000K CNYSupported
Xiamen Dinglong Electric Co., Ltd2023-02-15Isolator, Shanghai Liangxin Miniature Circuit Breaker, Weilun Tong Touch Screen5000K CNYNot Supported
Dongguan Xinmu Electronics Co., Ltd2010-07-26Isolator, Chilisin , Shengmeida5000K CNYNot Supported
Hangzhou Liance Automation Technology Co., Ltd2013-12-24Isolator, Sewage Pump, Temperature Module10000K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of isolators, it is recommended to first clarify key parameters such as input/output voltage range, isolation withstand voltage value, and signal transmission rate. Industrial automation scenarios typically require an isolation strength of 10kV or higher.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support. For example, in the medical equipment field, suppliers need to verify their actual cases in EMC protection.
  • There are significant differences in the performance requirements for isolators in different scenarios. The power system focuses on high isolation voltage, while communication equipment pays more attention to low signal delay. Before procurement, specific application scenarios need to be evaluated.
  • In industrial control systems, it is recommended to choose isolator models that support wide temperature operation (-40 ℃~85 ℃) and have passed long-term reliability testing, while also paying attention to the supplier's project experience in the energy industry.

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