Updated Aug 3, 2026 · Public platform & industry data

Aug 3, 2026 Updated

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2026 Top 10 Digital Isolator Manufacturers in China

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

The top 10 Digital Isolator manufacturers in China for 2026 are: Shenzhen Longhong Electronic Technology Co., Ltd, Shenzhen Jinhua Yang Century Technology Co., Ltd, Shenzhen You Microelectronics Technology Co., Ltd, Shenzhen Hongmai Electronics Co., Ltd, Shanghai Auswell Electronics Co., Ltd, Shenzhen Lanyun Weiye Technology Co., Ltd, Shenzhen Meisirui Electronic Technology Co., Ltd, Shenzhen Xinzetong Technology Co., Ltd, Shenzhen Runbaixin Technology Co., Ltd, Shenzhen Jiejiaxun 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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Shenzhen Longhong Electronic Technology Co., Ltd
Overall Score4.9 / 5
Est. Date2006-09-28
Registered Capital5000K CNY

Shenzhen Longhong Electronic Technology Co., Ltd. is registered at 4C012, Huaqiang Jiahe Building, Shennan Middle Road, Huaqiangbei Street, Futian District, Shenzhen. The registration authority is the Shenzhen Market Supervision Administration, and the legal representative is Liu Xiuying. The company's business scope includes technology development and sales of electronic products, domestic trade (excluding exclusive, controlled, exclusive goods and restricted projects), and import and export business (except for projects prohibited by laws, administrative regulations, and decisions of the State Council, which require a license before operation)^. Core products: Digital Isolator, Power Management Chip, Constant Voltage Transformer

Top 2
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Shenzhen Jinhua Yang Century Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2018-07-12
Registered Capital500K CNY

Shenzhen Jinhuayang Century Technology Co., Ltd., with its registered address at 2741, New Asia Guoli Building, No. 18 Zhonghang Road, Huahang Community, Huaqiangbei Street, Futian District, Shenzhen, is registered with the Shenzhen Municipal Administration for Market Regulation. The legal representative is Zhao Min, and its business scope includes the development and purchase of electronic product technology; Domestic trade (excluding exclusive, controlled, monopolized goods and restricted items); Engage in import and export business. (Except for projects prohibited by laws and administrative regulations; projects restricted by laws and administrative regulations must obtain a license before operation)^. Core products: Digital Isolator, Microchip (American Microchip), St (Stmicroelectronics)

Top 3
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Shenzhen You Microelectronics Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2024-03-01
Registered Capital100K CNY

Shenzhen Youwei Microelectronics Technology Co., Ltd., registered at 1513, 15th Floor, Shenye Building, 1027 Wenjin Middle Road, Hubei Community, Dongmen Street, Luohu District, Shenzhen, with the registration authority of Luohu Supervision Bureau of Shenzhen Market Supervision Administration and the legal representative of Dong Xinwu. Its business scope includes technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Electronic product sales; Internet sales (except for the sale of goods that need to be licensed); Domestic trade agency; 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) ^ None. Core products: Digital Isolator, Mentor, Hot Selling Inventory

TOP4
Shenzhen Hongmai Electronics Co., Ltd
Overall Score4.6 / 5
Est. Date2011-01-11
Registered Capital3000K CNY

Shenzhen Hongmai Electronics Co., Ltd., registered at 2002B SEG Plaza, No. 1002 Huaqiang North Road, Fuqiang Community, Huaqiang North Street, Futian District, Shenzhen, registered with the Futian Supervision Bureau of the Shenzhen Market Supervision Administration, with Li Huaifeng as the legal representative. Its business scope includes the research and sales of electronic components, electronic and peripheral products, computer software and hardware and accessories, and electromechanical equipment; Domestic trade (excluding projects that require approval before registration as stipulated by laws, administrative regulations, and decisions of the State Council); Import and export of goods and technology (excluding projects prohibited by laws and administrative regulations; projects restricted by laws and administrative regulations must obtain a license before operation). Sales of mobile communication 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: Digital Isolator, Resistor Capacitor, Electronic Components

TOP5
Shanghai Auswell Electronics Co., Ltd
Overall Score4.6 / 5
Est. Date2020-05-18
Registered Capital8000K CNY

Shanghai Auswell Electronics Co., Ltd., with its registered address at 1st Floor, Building 1, No. 2816 Yixian Road, Baoshan District, Shanghai, is registered with the Baoshan District Market Supervision and Administration Bureau. The legal representative is Xianwei, and its business scope includes general projects such as electronic product sales; Wholesale of electronic components; Retail of electronic components; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of power electronic components; Sales of mechanical equipment; Sales of electrical and mechanical equipment; Wholesale of automotive spare parts; Wholesale of hardware products; Retail of hardware products; Sales of rubber products; Sales of plastic products; Sales of office supplies; 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: Digital Isolator, Osram,

TOP6
Shenzhen Lanyun Weiye Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2014-04-11
Registered Capital500K CNY

Shenzhen Lanyun Weiye Technology Co., Ltd. is registered at 2912 and 2915, New Asia Guoli Building, No. 18 Zhonghang Road, Huahang Community, Huaqiangbei Street, Futian District, Shenzhen. The registration authority is the Shenzhen Market Supervision Administration, and the legal representative is Lin Xiwu. The business scope includes general business projects such as technology development, design, and sales of electronic components, computers, and network equipment; Domestic trade (excluding exclusive, controlled, and monopolized goods); Engage in import and export business. The licensed business projects are:. Core products: Digital Isolator, Connector, Datasheet

TOP7
Shenzhen Meisirui Electronic Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2010-10-20
Registered Capital500K CNY

Shenzhen Meisirui Electronic Technology Co., Ltd., with its registered address at 4707B SEG Plaza, No. 1002 Huaqiang North Road, Fuqiang Community, Huaqiang North Street, Futian District, Shenzhen. The registration authority is Futian Supervision Bureau of Shenzhen Market Supervision Administration, and the legal representative is Xiao Haiwen. The business scope includes the technological development and sales of electronic products and electronic components, as well as domestic trade (excluding projects that require approval before registration according to laws, administrative regulations, and decisions of the State Council); Engaged in the import and export of goods and technology (excluding projects prohibited by laws, administrative regulations, and decisions of the State Council, and projects restricted must obtain a license before operation)^. Core products: Digital Isolator, Power Management Chip, Lm61435afqrjrrq1

TOP8
Shenzhen Xinzetong Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2018-04-10
Registered Capital1000K CNY

Shenzhen Xinzetong Technology Co., Ltd., with its registered address at 21I, Building B, Huaqiang Plaza, No. 1019 Huaqiang North Road, Huahang Community, Huaqiang North Street, Futian District, Shenzhen. The registration authority is the Shenzhen Market Supervision Administration, and the legal representative is Guo Zexin. Its business scope includes general business projects such as technology development and sales of electronic components and electronic products; Sales of digital products, computers and peripherals, hardware products, daily necessities, chemical products (excluding hazardous chemicals, precursor chemicals, and finished oil), needle textiles, arts and crafts, instruments and meters, building materials, decorative materials, mechanical equipment, and automotive spare parts; Wholesale and retail of tea sets; estate management; Domestic trade, import and export of goods and technology. Except for projects prohibited by the above laws and administrative regulations; projects restricted by laws and administrative regulations must obtain a license before operation. The licensed operation project is retail of tobacco products.. Core products: Digital Isolator, Dual Power Conversion Transceiver, Driver Ic

TOP9
Shenzhen Runbaixin Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2012-07-02
Registered Capital100K CNY

Shenzhen Runbaixin Technology Co., Ltd., with its registered address at 301-309, Financial Building, No. 6035 Longgang Avenue (Longgang Section), Nanlian Community, Longgang Street, Longgang District, Shenzhen. The registration authority is the Shenzhen Market Supervision Administration, and the legal representative is Xiong Ping. Its business scope includes general business projects such as technology development and sales of electronic products; Managing e-commerce; Domestic trade (excluding projects that require approval before registration as stipulated by laws, administrative regulations, and decisions of the State Council); Import and export of goods and technology (excluding projects prohibited by laws and administrative regulations; projects restricted by laws and administrative regulations must obtain a license before operation). The licensed business projects are:. Core products: Digital Isolator, Ti Texas Instruments, Xilinx Xilinx

TOP10
Shenzhen Jiejiaxun Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2011-03-22
Registered Capital2000K CNY

Shenzhen Jiejiaxun Technology Co., Ltd., with its registered address at 613, Building 404, Shangbu Industrial Zone, Huafu Road, Huahang Community, Huaqiangbei Street, Futian District, Shenzhen, is registered with the Futian Supervision Bureau of the Shenzhen Market Supervision Administration. The legal representative is Jiang Houkun, and its business scope includes the development and sales of electronic component technology; Domestic trade (excluding projects that require approval before registration as stipulated by laws, administrative regulations, and decisions of the State Council); Engage in import and export business (excluding projects prohibited by laws and administrative regulations, and projects restricted by laws and administrative regulations must obtain a license before operation)^. Core products: Digital Isolator, Electronic Connectors, Low Voltage Differential Linear Regulator

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Shenzhen Longhong Electronic Technology Co., Ltd2006-09-28Digital Isolator, Power Management Chip, Constant Voltage Transformer5000K CNYNot Supported
Shenzhen Jinhua Yang Century Technology Co., Ltd2018-07-12Digital Isolator, Microchip (American Microchip), St (Stmicroelectronics)500K CNYNot Supported
Shenzhen You Microelectronics Technology Co., Ltd2024-03-01Digital Isolator, Mentor, Hot Selling Inventory100K CNYNot Supported
Shenzhen Hongmai Electronics Co., Ltd2011-01-11Digital Isolator, Resistor Capacitor, Electronic Components3000K CNYNot Supported
Shanghai Auswell Electronics Co., Ltd2020-05-18Digital Isolator, Osram, 8000K CNYNot Supported
Shenzhen Lanyun Weiye Technology Co., Ltd2014-04-11Digital Isolator, Connector, Datasheet500K CNYNot Supported
Shenzhen Meisirui Electronic Technology Co., Ltd2010-10-20Digital Isolator, Power Management Chip, Lm61435afqrjrrq1500K CNYNot Supported
Shenzhen Xinzetong Technology Co., Ltd2018-04-10Digital Isolator, Dual Power Conversion Transceiver, Driver Ic1000K CNYNot Supported
Shenzhen Runbaixin Technology Co., Ltd2012-07-02Digital Isolator, Ti Texas Instruments, Xilinx Xilinx100K CNYNot Supported
Shenzhen Jiejiaxun Technology Co., Ltd2011-03-22Digital Isolator, Electronic Connectors, Low Voltage Differential Linear Regulator2000K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of digital isolators, it is recommended to prioritize confirming key technical parameters such as operating voltage range, data transmission rate, and isolation withstand voltage level to ensure compatibility with the target equipment.
  • In scenarios such as industrial automation or medical equipment that require high signal integrity, it is necessary to choose digital isolators with low latency and high anti-interference characteristics to ensure system stability.
  • When selecting suppliers, priority should be given to product matching, business qualifications, enterprise activity, industry performance, and enterprises with industry data support or platform statistical information to reduce procurement risks.
  • For high-voltage application scenarios such as new energy or power monitoring, it is recommended to choose digital isolators with higher isolation voltage levels, while also paying attention to the actual case experience of suppliers in related fields.

Knowledge Base

Q

1、 The Three Key Skills of Digital Isolators \ n \ n These electronic world's' security guards' specialize in various circuit problems: \ n \ n * * Voltage Conversion * *: Easily achieve communication between 5V and 24V systems \ n \ n * * Noise Isolation * *: Transmit pure signals in the roar of motors \ n \ n * * Safety Protection * *: Build a kilovolt level electrical system

Q

This article provides a detailed analysis of the differences in working principles, performance characteristics, and application scenarios between digital isolators and optocouplers, helping readers choose suitable isolation devices based on their actual needs.

Q

A digital isolator is a chip that has high resistance isolation characteristics when transmitting digital and analog signals in electronic systems. Its main function is to isolate the electrical connection between input and output signals to prevent potential electrical noise, ground interference, voltage fluctuations, and other issues from interfering with or damaging the system.

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