Updated Aug 8, 2026 · Public platform & industry data

Aug 8, 2026 Updated

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2026 Top 10 Insulation Tester Manufacturers in China

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

The top 10 Insulation Tester manufacturers in China for 2026 are: Hefei Dingge Electric Power Technology Co., Ltd, Gaomei Testing Instrument (Tianjin) Technology Co., Ltd, Shenzhen Depure Industrial Control Engineering Co., Ltd, Shanghai Xingsen Electric Power Technology Co., Ltd, Jiangsu Ankerui Electric Appliance Manufacturing Co., Ltd, Wuhan Chengyuan Electric Co., Ltd, Wenzhou Shengce Instrument Co., Ltd, Shandong Maiyue Medical Technology Co., Ltd, Jinan Youtian Machinery Equipment Co., Ltd, Wuhan Hezhong 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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Hefei Dingge Electric Power Technology Co., Ltd
Overall Score4.9 / 5
Est. Date2010-04-28
Registered Capital10000K CNY

Hefei Dingge Electric Power Technology Co., Ltd., with its registered address at Room 1604, Tianqing Building, No. 135 Bozhou Road, Luyang District, Hefei City, Anhui Province, is registered with the Market Supervision Administration of Luyang District, Hefei City. The legal representative is Zhou Xingkui, and its business scope includes research and sales of high and low voltage switchgear, switchgear, power protection equipment, wires and cables, electromechanical components, electronic products, communication equipment, and new materials; Sales, installation, maintenance, and technical services for motors, refrigeration equipment, mechanical equipment, and water pumps. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Insulation Tester, Online Monitoring Device, Electricity

Top 2
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Gaomei Testing Instrument (Tianjin) Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2009-02-02
Registered Capital150K EUR

Gaomei Testing Instrument (Tianjin) Technology Co., Ltd., registered at Room 201, Building C, No. 11 Haitai Huake 1st Road, Huayuan Industrial Zone (Outer Ring Road), Tianjin, registered with the Market Supervision and Administration Bureau of Tianjin Binhai High tech Industrial Development Zone, with Hualiang as the legal representative. Its business scope includes general projects such as technical services, technical development, technical consulting, technical exchanges, technology transfer, and technology promotion; Measurement technology services; Sales of instruments and meters; Sales of mechanical equipment; Software sales; Import and export of goods; Technology import and export; Trade brokers; Domestic trade agency; Instrument and meter repair. (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) (Investment in areas prohibited from foreign investment in the Negative List of Foreign Investment Access is not allowed). Core products: Insulation Tester, Communication Network Measurement, Medical Quality Control Testing

Top 3
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Shenzhen Depure Industrial Control Engineering Co., Ltd
Overall Score4.7 / 5
Est. Date2014-10-31
Registered Capital5000K CNY

Shenzhen Depure Industrial Control Engineering Co., Ltd., with its registered address at 201, Building C, Hengmingzhu Industrial Park, Lin Guo Suo, Taoyuan Community, Xixiang Street, Bao'an District, Shenzhen. The registration authority is Bao'an Supervision Bureau of Shenzhen Market Supervision Administration, and the legal representative is Zhu Gaoming. Its business scope includes the design of industrial control engineering; Sales of mechanical equipment and instruments; Technical development of computer software; Invest in the establishment of industries (specific projects to be declared separately); Domestic trade, import and export of goods and technology; Technological development and on-site installation of membrane materials, membrane products, membrane structures, inflatable membranes, grid structures, steel structures, structural metal products, and electromechanical equipment; Design and construction of steel structure engineering, construction engineering, building curtain wall engineering, metal door and window engineering, foundation and basic engineering, electrical engineering, environmental pollution prevention and control engineering, and building waterproofing engineering; Technical development and sales of automated electrical products, industrial control products, and environmental protection equipment; Technical development, consulting, and sales of computer software; Sales of electromechanical equipment, building materials, hardware products, and glass products; Domestic trade, operating import and export business; Wholesale and retail of medical masks, infrared thermometers, medical clothing, medical eyepieces, shoes and hats, gloves, disinfection and sterilization products, hygiene products, insecticides, medical aids and equipment, hygiene products, compression materials, and labor protection supplies. (Except for projects that require approval before registration as stipulated by laws, administrative regulations, and decisions of the State Council)^. Core products: Insulation Tester, Imported Tools, High And Low Voltage Electrical Appliances

TOP4
Shanghai Xingsen Electric Power Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2019-07-01
Registered Capital2000K CNY

Shanghai Xingsen Electric Power Technology Co., Ltd., registered at No. 3, Lane 1800, Xinsongjiang Road, Songjiang District, Shanghai, with the registration authority of Songjiang District Market Supervision Administration and the legal representative of Liu Donghai, engages in technology development, technology transfer, technical consulting, and technical services in the fields of power technology, automation technology, and computer technology. Its business scope includes the sales of high and low voltage electrical appliances, instruments and meters, electronic products, hardware and electrical equipment, mechanical equipment, electronic components, electromechanical equipment, lighting equipment, household appliances, building materials, daily necessities, automotive parts, chemical raw materials and products (except for hazardous chemicals, monitored chemicals, fireworks and firecrackers, civilian explosives, and precursor chemicals), e-commerce (not engaged in value-added telecommunications and financial services), and the import and export of goods and technology. Business. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Insulation Tester, Power Meter, Power Quality

TOP5
Jiangsu Ankerui Electric Appliance Manufacturing Co., Ltd
Overall Score4.6 / 5
Est. Date2004-12-14
Registered Capital326860.2K CNY

Jiangsu Ankerui Electric Appliance Manufacturing Co., Ltd., registered at No. 5 ASEAN Road, Nanzha Street, Jiangyin City (business premises: No. 31 Hongtu Road, Nanzha Street, Jiangyin City), registered with Jiangyin Data Bureau, with Zhou Zhong as the legal representative, and its business scope includes general projects: manufacturing of electrical instruments and meters; Sales of electrical instruments and meters; Manufacturing of specialized instruments and meters for environmental monitoring; Sales of specialized instruments and meters for environmental monitoring; Manufacturing of supply instruments and meters; Sales of supply instruments and meters; Manufacturing of transformers, rectifiers, and inductors; Battery manufacturing; Battery sales; Manufacturing of communication equipment; Sales of communication equipment; Manufacturing of lighting fixtures; Sales of lighting fixtures; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of photovoltaic equipment and components; Manufacturing of IoT devices; Sales of IoT devices; Manufacturing of photovoltaic equipment and components; Manufacturing of industrial automatic control system devices; Research and development of Internet of Things technology; Sales of industrial automatic control system devices; Electronic product sales; Sales of advanced power electronic devices; Internet of Things technology services; Software development; Software sales; Manufacturing of power transmission, distribution and control equipment; Sales of intelligent power transmission and distribution and control equipment; Research and development of distribution switch control equipment; Manufacturing of distribution switch control equipment; Sales of distribution switch control equipment; Industrial Internet data service; Research and development of emerging energy technologies; Sales of electric accessories for new energy vehicles; Energy storage technology services; Sales of charging stations; Information system integration services; Intelligent control system integration; Research and development of online energy monitoring technology; Operational efficiency evaluation service; Development of intelligent water management system; Fire technology services; Technology import and export; Import and export of goods; Internet of Things application services; Information system operation and maintenance services; Information technology consulting services; Computer system services; Engineering management services; Energy saving management services; Engineering and technical services (excluding planning management, survey, design, and supervision); Contract energy 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: Insulation Tester, Acrel-2000E Distribution Room Integrated Monitoring System, Dds/Dts/Dtz Series Measuring Instruments

TOP6
Wuhan Chengyuan Electric Co., Ltd
Overall Score4.5 / 5
Est. Date2001-06-12
Registered Capital10000K CNY

Wuhan Chengyuan Electric Co., Ltd. is registered at No. 2, 13th floor, Building A2, Jinyintan Modern Enterprise City, Hongtu Avenue, Dongxihu District, Wuhan City, Hubei Province. The registration authority is the Market Supervision Administration of Dongxihu District, Wuhan City, and the legal representative is Wu Ling. The business scope includes general projects: manufacturing of electrical instruments and meters, sales of electrical instruments and meters, sales of power facilities and equipment, sales of electrical accessories, manufacturing of electrical accessories, sales of power electronic components, manufacturing of power electronic components, sales of mechanical and electrical equipment, manufacturing of mechanical and electrical equipment, and leasing of non residential real estate. (Except for licensed businesses, it is allowed to independently operate projects that are not prohibited or restricted by laws and regulations in accordance with the law). Core products: Insulation Tester, Dc High-Voltage Generating Device, Multi Frequency Induction Voltage Tester

TOP7
Wenzhou Shengce Instrument Co., Ltd
Overall Score4.5 / 5
Est. Date2013-03-13
Registered Capital1000K CNY

Wenzhou Shengce Instrument Co., Ltd., with its registered address at No. 104 Huxiao Road, Liushi Town, Yueqing City, is registered with the Yueqing Market Supervision Administration Bureau. The legal representative is Shi Juncai, and its business scope includes the manufacturing, processing, and sales of instruments (excluding measuring instruments), hardware tools, and distribution switch control equipment.. Core products: Insulation Tester, Length Category, Automotive Inspection Tools

TOP8
Shandong Maiyue Medical Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2015-06-23
Registered Capital3000K CNY

Shandong Maiyue Medical Technology Co., Ltd., with its registered address located in the southwest area of the second floor of No. 5 Xingyuan Road, Zibo Science and Technology Industrial Park, Fangzhen Town, Zhangdian District, Zibo City, Shandong Province, is registered with the Zhangdian District Market Supervision Administration of Zibo City. The legal representative is Zeng Lei, and its business scope includes general projects such as the production of Class I medical devices; Sales of Class I medical devices; Sales of Class II medical devices; Manufacturing of pharmaceutical specialized equipment; Sales of pharmaceutical specialized equipment; Manufacturing of experimental analytical instruments; Sales of experimental analytical instruments; Manufacturing of testing machines; Sales of testing machines; Manufacturing of specialized packaging equipment; Sales of specialized packaging equipment; Manufacturing of electronic measuring instruments; Sales of electronic measuring instruments; Manufacturing of specialized instruments and meters for environmental monitoring; Sales of specialized instruments and meters for environmental monitoring; General equipment manufacturing (excluding special equipment manufacturing); Manufacturing of specialized machinery and equipment for water resources; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Paper product manufacturing; Sales of paper products; Sales of specialized chemical products (excluding hazardous chemicals); Sales of mechanical equipment; Mechanical equipment research and development; Software development; Retail of computer software, hardware, and auxiliary equipment (except for projects that require approval according to law, business activities can be carried out independently based on the business license) License items: import and export of goods; Technology import and export (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: Insulation Tester, Sealing Machine For Medical Device Enterprises, Insulation Tester

TOP9
Jinan Youtian Machinery Equipment Co., Ltd
Overall Score4.4 / 5
Est. Date2019-04-08
Registered Capital5000K CNY

Jinan Youtian Machinery Equipment Co., Ltd. is registered at 2320 Mingzhu Yihe Business Port, No. 88 Jingyi Road, Daguanyuan Street, Shizhong District, Jinan City, Shandong Province. The registration authority is the Market Supervision Administration of Shizhong District, Jinan City, and the legal representative is Zhang Mingzhe. The business scope includes licensed projects such as import and export of goods. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. Specific business projects shall be subject to the approval documents or licenses issued by relevant departments.) General projects: sales of mechanical equipment; Sales of instruments and meters; Retail of hardware products; Electronic product sales; Sales of chemical products (excluding licensed chemical products); Retail of computer software, hardware, and auxiliary equipment; Sales of Class I medical devices; Sales of Class II medical devices. (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: Insulation Tester, Sampling Tape, Sampling Patch, Pressure Switch

TOP10
Wuhan Hezhong Electrical Equipment Manufacturing Co., Ltd
Overall Score4.4 / 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: Insulation Tester, Power And Electrical Testing Equipment, Lightweight High-Voltage Test Transformer

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Hefei Dingge Electric Power Technology Co., Ltd2010-04-28Insulation Tester, Online Monitoring Device, Electricity10000K CNYNot Supported
Gaomei Testing Instrument (Tianjin) Technology Co., Ltd2009-02-02Insulation Tester, Communication Network Measurement, Medical Quality Control Testing150K EURNot Supported
Shenzhen Depure Industrial Control Engineering Co., Ltd2014-10-31Insulation Tester, Imported Tools, High And Low Voltage Electrical Appliances5000K CNYNot Supported
Shanghai Xingsen Electric Power Technology Co., Ltd2019-07-01Insulation Tester, Power Meter, Power Quality2000K CNYNot Supported
Jiangsu Ankerui Electric Appliance Manufacturing Co., Ltd2004-12-14Insulation Tester, Acrel-2000E Distribution Room Integrated Monitoring System, Dds/Dts/Dtz Series Measuring Instruments326860.2K CNYNot Supported
Wuhan Chengyuan Electric Co., Ltd2001-06-12Insulation Tester, Dc High-Voltage Generating Device, Multi Frequency Induction Voltage Tester10000K CNYNot Supported
Wenzhou Shengce Instrument Co., Ltd2013-03-13Insulation Tester, Length Category, Automotive Inspection Tools1000K CNYNot Supported
Shandong Maiyue Medical Technology Co., Ltd2015-06-23Insulation Tester, Sealing Machine For Medical Device Enterprises, Insulation Tester3000K CNYNot Supported
Jinan Youtian Machinery Equipment Co., Ltd2019-04-08Insulation Tester, Sampling Tape, Sampling Patch, Pressure Switch5000K CNYNot Supported
Wuhan Hezhong Electrical Equipment Manufacturing Co., Ltd2002-10-25Insulation Tester, Power And Electrical Testing Equipment, Lightweight High-Voltage Test Transformer21000K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of insulation detectors, it is recommended to prioritize checking key technical parameters such as voltage measurement range, accuracy level, and response time to ensure compatibility with power system or equipment testing requirements.
  • In the maintenance scenarios of industrial substations or new energy equipment, attention should be paid to the protection level and anti-interference ability of insulation detectors to adapt to long-term stable operation in complex environments.
  • 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.
  • For insulation status monitoring of high-voltage cables or energy storage systems, it is recommended to choose models with multi range switching function and data storage capability for flexible application in different scenarios.

Knowledge Base

Q

Procurement must read: How to identify the quality of ultra-high voltage equipment? Wuhan experts explain three points clearly! The insulation resistance tester is used to measure the insulation resistance value of electrical equipment and lines, and to identify hidden dangers such as insulation moisture, aging, and damage. It is a basic equipment for power operation, maintenance, and acceptance. The unstable output voltage and insufficient accuracy of the equipment will directly affect the determination of insulation status. Wuhan's ultra-high voltage power shares three major aspects

Q

This article introduces the working principle, application scenarios, and technical characteristics of the insulation oil sulfur corrosion detector, helping readers understand its important role in power equipment maintenance. By analyzing the impact of sulfur corrosion on insulation oil, demonstrate how the detector effectively prevents equipment failures and ensures stable operation of the power system.

Q

Insulation tester (also known as insulation tester, insulation meter, insulation resistance tester or megohmmeter) is an instrument used to measure and evaluate the insulation performance of electrical equipment. It checks the insulation resistance value of electrical equipment to determine whether the insulation state of the equipment is good, thereby ensuring the safe operation of the equipment. The following is a detailed introduction to the insulation tester: 1、 Definition and Classification cease

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