Updated Sep 2, 2026 · Public platform & industry data

Sep 2, 2026 Updated

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2026 Top 10 Switching Power Supply Unit Manufacturers in China

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Top-rated Switching Power Supply Unit suppliers, How to choose a Switching Power Supply Unit manufacturer, Best Switching Power Supply Unit companies in China

The top 10 Switching Power Supply Unit manufacturers in China for 2026 are: Litai IoT Technology (Guangdong) Co., Ltd, Guangzhou Chaode Electromechanical Equipment Co., Ltd, Hebei Tongke Electrical Appliance Manufacturing Co., Ltd, Jishili Electronics (Suzhou) Co., Ltd, Beijing Sijichangxiang Technology Co., Ltd, Shenzhen Longgang District Xinneng Power Module Sales Department, Zhejiang Weihao Electronics Co., Ltd, Shenzhen Hengjunfeng Technology Co., Ltd, Xi'an Haonan Electronic Technology Co., Ltd, Changzhou Hongguang Electric Energy 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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Litai IoT Technology (Guangdong) Co., Ltd
Overall Score4.9 / 5
Est. Date2000-08-30
Registered Capital22500K HKD

Litai IoT Technology (Guangdong) Co., Ltd., with its registered address at No. 165 Lianfeng New Road, Dalingshan Town, Dongguan City, Guangdong Province, is registered with the Dongguan Municipal Administration for Market Regulation. The legal representative is Chen Weiguo, and its business scope includes general projects such as IoT technology research and development; Manufacturing of IoT devices; Mold manufacturing; Manufacturing of hardware products; Manufacturing of plastic products; Manufacturing of power electronic components; Manufacturing of mechanical and electrical equipment; Technology import and export; Import and export of goods; Non residential real estate leasing. (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: Switching Power Supply Unit, Iot Smart Lock, Distribution Box Lock

Top 2
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Guangzhou Chaode Electromechanical Equipment Co., Ltd
Overall Score4.7 / 5
Est. Date2010-11-12
Registered Capital500K CNY

Guangzhou Chaode Electromechanical Equipment Co., Ltd., with its registered address at No. 66 Chaotian Road, Yuexiu District, Guangzhou, registered with the Market Supervision Administration of Yuexiu District, Guangzhou, and represented by Zheng Tiexiao as the legal representative, is engaged in the sales of mechanical equipment; Sales of electronic specialized equipment; Operation of wires and cables; Sales of distribution switch control equipment; Sales of chemical products (excluding licensed chemical products); Sales of electrical equipment; Sales of electrical and mechanical equipment; Electronic product sales; Sales of electrical and mechanical equipment; Sales of labor protection equipment; Sales of office equipment and consumables; Internet sales (except for the sale of goods that need to be licensed); Electrical equipment repair; Specialized equipment repair; Repair of daily electrical appliances; General equipment repair; Instrument and meter repair;. Core products: Switching Power Supply Unit, , Solenoid Valve

Top 3
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Hebei Tongke Electrical Appliance Manufacturing Co., Ltd
Overall Score4.7 / 5
Est. Date2005-01-27
Registered Capital12000K CNY

Hebei Tongke Electrical Appliance Manufacturing Co., Ltd., registered in Zhangmatou Village, Xinxing Town, Qingxian County, Cangzhou City, Hebei Province, with the registration authority of Qingxian Market Supervision Administration and the legal representative of Zhang Qingchao, is engaged in the research and manufacturing of DC power supplies, switching power supplies, voltage regulators, chargers, new energy power supplies, high and low voltage complete sets of equipment, box type substations, electronic chassis, and electrical automation control equipment; Import and export business of goods (projects that require approval by law can only be carried out after approval by relevant departments). Core products: Switching Power Supply Unit, Oxidation Power Source, Electroplating Power Supply

TOP4
Jishili Electronics (Suzhou) Co., Ltd
Overall Score4.6 / 5
Est. Date2015-12-24
Registered Capital18000K CNY

Jishili Electronics (Suzhou) Co., Ltd., with its registered address at Room 301, Building 6 and Room 401, Building 6, No. 5 Datong Road, Suzhou High tech Zone, is registered with the Suzhou High tech Zone (Huqiu District) Data Bureau. The legal representative is Wang Zhaofu, and its business scope includes the research and development, design, production, assembly, sales, repair, maintenance, and related technical consulting and services of variable frequency power supplies, DC power supplies, solar cell display simulators, power grid simulators, DC electronic loads, AC/DC loads, AC constant current sources, regulated power supplies, electronic instruments; Research and development, integration, and sales of testing system software and hardware; 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: Switching Power Supply Unit, Programmable Dc Power Supply, Programmable Dc Load

TOP5
Beijing Sijichangxiang Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2021-07-15
Registered Capital1988.8K CNY

Beijing Sijichangxiang Technology Co., Ltd., with its registered address at 0435, 4th floor, Building 24, No. 68 Beiqing Road, Haidian District, Beijing, registered with the Market Supervision Administration of Haidian District, Beijing, and represented by Liu Kaili as its legal representative. Its business scope includes technology development; Technical consultation; Technical exchange; Technology transfer; Technology promotion; Technical services; Software services; Software development; Basic software services; Application software services; Computer system integration; Commissioned processing of computer software and hardware; Selling computers, software and auxiliary equipment, network equipment, electronic products, Class I medical devices, mechanical equipment, hardware and electrical equipment, metal materials, daily necessities, safety technology prevention products, electrical equipment, communication equipment, electronic components, office supplies, office equipment, daily necessities, chemical products (excluding hazardous chemicals); Repair office equipment, computers, medical equipment, electronic products, instruments and meters; Renting computers, communication equipment, office equipment, and medical equipment; Electrical installation services; Various engineering construction activities; Construction professional operations; Construction project design; Basic telecommunications services. (Market entities shall independently choose their business projects and carry out business activities in accordance with the law; basic telecommunications services and projects that require approval by law shall be carried out in accordance with the approved content after approval by relevant departments; they shall not engage in business activities prohibited or restricted by national and local industrial policies.). Core products: Switching Power Supply Unit, Converter Transceiver, Industrial Computer Power Supply

TOP6
Shenzhen Longgang District Xinneng Power Module Sales Department
Overall Score4.5 / 5
Est. Date2016-11-24
Registered Capital-

Xinneng Power Module Sales Department, Longgang District, Shenzhen, with registered address at 605, Nanwu Lane 2, Nankeng Village, Bantian Street, Longgang District, Shenzhen. The registration authority is Longgang Bureau, and the legal representative is Yang Jianghua. The business scope includes the research and sales of microcomputer high-frequency switching power supply DC devices, AC/DC integrated power supplies, electronic products, electrical equipment, intelligent instruments, EPS (electric power steering system), UPS (uninterruptible power supply)^. Core products: Switching Power Supply Unit, Dc Screen Charging Module Rectifier Module, Charging Module

TOP7
Zhejiang Weihao Electronics Co., Ltd
Overall Score4.5 / 5
Est. Date2007-10-31
Registered Capital10000K CNY

Zhejiang Weihao Electronics Co., Ltd., registered at Building 8, No. 176 Yanyun Road, Kunpeng Street, Wenzhou Marine Economy Development Demonstration Zone, Zhejiang Province (self declared), with the registration authority of Wenzhou Market Supervision Administration Marine Economy Development Demonstration Zone Branch and the legal representative being Huang Xiaohai. Its business scope includes the manufacturing, processing, and sales of power electronic components, wires and cables, high and low voltage electrical appliances, power equipment, switches, and accessories; Import and export of goods and technology.. Core products: Switching Power Supply Unit, Dc Power Supply

TOP8
Shenzhen Hengjunfeng Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2018-06-05
Registered Capital500K CNY

Shenzhen Hengjunfeng Technology Co., Ltd., with its registered address at 3rd Floor, No. 8-3 Chengcheng 2nd Road, Xintian Community, Fuhai Street, Bao'an District, Shenzhen, is registered with the Shenzhen Municipal Administration for Market Regulation. The legal representative is Shengliang, and its business scope includes general business items such as electronic products, electrical products, and electromechanical integrated equipment including household appliance power supplies, industrial and communication power supplies, and portable device power supplies, The research and sales of LED power supplies, LED optoelectronic products, electronic controllers, industrial automation software, and electronic products, as well as domestic trade, import and export of goods and technologies (except for projects prohibited by laws, administrative regulations, or decisions of the State Council that require approval before registration). Licensed business projects include the sale of electronic products, electrical products, and electromechanical integrated equipment, including household appliance power supplies, industrial and communication power supplies, portable device power supplies, LED power supplies, LED optoelectronic products, electronic controllers, industrial automation software, and electronic product processing and production.. Core products: Switching Power Supply Unit, Lead Acid Charger, Waterproof Power Supply

TOP9
Xi'an Haonan Electronic Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2008-01-17
Registered Capital3000K CNY

Xi'an Haonan Electronic Technology Co., Ltd. is registered at Room 2702, Building 1, Qianjin Building, Gaoxin 1st Road, Lianhu Science and Technology Industrial Park, High tech Zone, Xi'an City. The registration authority is the Lianhu District Market Supervision Administration of Xi'an City, and the legal representative is Liu Yancheng. The business scope includes the sales and technical services of electronic products and components, power equipment, computer software and hardware, industrial control automation products, instruments and meters, communication equipment, electrical machinery and equipment, hardware and electrical equipment, office equipment, wires and cables (sales and technical services of electronic products and components, power equipment, computer software and hardware, industrial control automation products, instruments and meters, communication equipment, electrical machinery and equipment, hardware and electrical equipment, office equipment, wires and cables). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Switching Power Supply Unit, P-Duke Dc Power Supply, Tdk-Lambda Stabilized Power Supply

TOP10
Changzhou Hongguang Electric Energy Technology Co., Ltd
Overall Score4.4 / 5
Est. Date1981-03-12
Registered Capital42420K CNY

Changzhou Hongguang Electric Energy Technology Co., Ltd., with its registered address at No.1 Guiyang Road, Lijia Town, Wujin District, Changzhou City, is registered with the Changzhou Municipal Government Service Management Office and represented by Xu Dongliang. Its business scope includes licensed projects such as the design and production of civil aircraft components; Manufacturing of wires and cables; Lightning protection device detection; Sales of specialized products for computer information system security; Micro satellite scientific research experiment; Micro satellite production and manufacturing (projects that require approval by law can only be carried out after approval by relevant departments, and specific business projects are subject to approval results) General projects: research and development of distribution switch control equipment; Manufacturing of distribution switch control equipment; Manufacturing of power transmission, distribution and control equipment; Sales of intelligent power transmission and distribution and control equipment; Manufacturing of transformers, rectifiers, and inductors; Sales of distribution switch control equipment; Manufacturing of monitoring and control equipment for power transmission and distribution; Sales of monitoring and control equipment for power transmission and distribution; Manufacturing of power facilities and equipment; Sales of power facilities and equipment; Manufacturing of power electronic components; Sales of power electronic components; Manufacturing of mechanical and electrical equipment; Sales of mechanical and electrical equipment; Energy storage technology services; Motor manufacturing; Manufacturing of household appliances; Manufacturing of communication equipment; Sales of communication equipment; Operation of wires and cables; Manufacturing of computer software, hardware, and peripheral devices; Manufacturing of information security equipment; Manufacturing of electronic components; Integrated circuit manufacturing; Integrated circuit design; Integrated circuit sales; Manufacturing of integrated circuit chips and products; Integrated circuit chip design and services; Sales of integrated circuit chips and products; Manufacturing of radar and supporting equipment; General equipment repair; Electrical equipment repair; Manufacturing of lighting fixtures; Sales of lighting fixtures; Sales of new energy original equipment; Manufacturing of new energy prime mover equipment; Research and development of emerging energy technologies; Manufacturing of industrial control computers and systems; Sales of industrial control computers and systems; Sales of advanced power electronic devices; Wholesale of electronic components; Retail of electronic components; Manufacturing of electronic components and electromechanical equipment; Manufacturing of electronic specialized materials; Research and development of electronic specialized materials; Sales of specialized equipment, key systems, and components for rail transit; Manufacturing of automotive parts and accessories; Retail of automotive spare parts; Manufacturing of generators and generator sets; Manufacturing of electric motors; Software development; Manufacturing of photovoltaic equipment and components; Research and development of household appliances; Fastener manufacturing; Sales of fasteners; Manufacturing of general components; Nonferrous metal casting; Black metal casting; Mold manufacturing; Mold sales; Sales of high-performance non-ferrous metals and alloy materials; General equipment manufacturing (excluding special equipment manufacturing); Research and development of new material technology; Manufacturing of metal structures; Sales of metal structures; Manufacturing of navigation equipment and related devices; Sales of electrical accessories; Manufacturing of electrical accessories; Artificial intelligence industry application system integration services; Sales of artificial intelligence hardware; Artificial Intelligence Universal Application System; Basic software development for artificial intelligence; Artificial intelligence theory and algorithm software development; Development of artificial intelligence application software; Industrial robot manufacturing; Sales of industrial robots; Installation and maintenance of industrial robots; Research and development of intelligent robots; Sales of intelligent robots; Manufacturing of service consumption robots; Sales of service consumption robots; Manufacturing of special task robots; Manufacturing of intelligent unmanned aerial vehicles; Sales of intelligent unmanned aerial vehicles; Industrial design services; Manufacturing of hardware products; Research and development of hardware products; Retail of hardware products; Wholesale of hardware products; Sales of intelligent material handling equipment; Manufacturing of material handling equipment; Manufacturing of marine environment monitoring and detection equipment; Sales of marine environmental monitoring and detection equipment; Professional repair of radar and radio navigation equipment; Manufacturing of electronic measuring instruments; Sales of electronic measuring instruments; Sales of information security equipment; Manufacturing of micro motors and components; Manufacturing of satellite mobile communication terminals; Sales of satellite mobile communication terminals; Non residential real estate leasing; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion (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). Core products: Switching Power Supply Unit, Swimming Pool Robot Power Supply, Led Power Supply

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Litai IoT Technology (Guangdong) Co., Ltd2000-08-30Switching Power Supply Unit, Iot Smart Lock, Distribution Box Lock22500K HKDNot Supported
Guangzhou Chaode Electromechanical Equipment Co., Ltd2010-11-12Switching Power Supply Unit, , Solenoid Valve500K CNYSupported
Hebei Tongke Electrical Appliance Manufacturing Co., Ltd2005-01-27Switching Power Supply Unit, Oxidation Power Source, Electroplating Power Supply12000K CNYNot Supported
Jishili Electronics (Suzhou) Co., Ltd2015-12-24Switching Power Supply Unit, Programmable Dc Power Supply, Programmable Dc Load18000K CNYNot Supported
Beijing Sijichangxiang Technology Co., Ltd2021-07-15Switching Power Supply Unit, Converter Transceiver, Industrial Computer Power Supply1988.8K CNYSupported
Shenzhen Longgang District Xinneng Power Module Sales Department2016-11-24Switching Power Supply Unit, Dc Screen Charging Module Rectifier Module, Charging Module-Not Supported
Zhejiang Weihao Electronics Co., Ltd2007-10-31Switching Power Supply Unit, Dc Power Supply10000K CNYNot Supported
Shenzhen Hengjunfeng Technology Co., Ltd2018-06-05Switching Power Supply Unit, Lead Acid Charger, Waterproof Power Supply500K CNYNot Supported
Xi'an Haonan Electronic Technology Co., Ltd2008-01-17Switching Power Supply Unit, P-Duke Dc Power Supply, Tdk-Lambda Stabilized Power Supply3000K CNYNot Supported
Changzhou Hongguang Electric Energy Technology Co., Ltd1981-03-12Switching Power Supply Unit, Swimming Pool Robot Power Supply, Led Power Supply42420K CNYNot Supported

Purchasing Guide

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

  • For procurement needs that require the use of switch mode power supplies, it is recommended to prioritize checking key technical parameters such as input and output voltage range, power capacity, and efficiency to ensure they match the equipment load requirements. Industrial automation scenarios typically require consideration of wide temperature operating characteristics, while communication equipment focuses on low ripple noise indicators.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support. These suppliers are more reliable in terms of power stability and long-term supply capacity.
  • Switching power supplies with low electromagnetic interference characteristics should be selected for medical equipment or laboratory instruments, and it is recommended to verify whether the supplier has successful cases of similar scenarios.
  • When purchasing switch mode power supplies, it is usually necessary to pay attention to modular design options for later maintenance or expansion, such as pluggable fans or redundant functions that are critical in data center applications.

Knowledge Base

Q

When choosing a supplier for the switch power supply of mahjong machines, multiple aspects need to be considered comprehensively to ensure that the selected product meets the equipment requirements and has good stability and reliability. Firstly, it is necessary to clarify the technical parameters and performance requirements of the switch power supply for mahjong machines. As the core power supply component of mahjong machines, the switching power supply has output voltage, current stability, power capacity, and heat dissipation design

Q

This article will delve into the relationship between power supplies and switch mode power supplies, analyze their similarities and differences, and help readers better understand the working principles and application scenarios of these two power supply devices.

Q

This article will introduce the definitions and differences between power supplies and rail mounted switching power supplies, and answer whether power supplies are rail mounted switching power supplies.

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