Updated Sep 16, 2026 · Public platform & industry data

Sep 16, 2026 Updated

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2026 Top 10 Stable Power Supply Manufacturers in China

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

The top 10 Stable Power Supply manufacturers in China for 2026 are: Middling coal Industry and Mining Materials Group Co., Ltd, Shandong Pumei Intelligent Equipment Co., Ltd, Yangzhou Ordinary Machinery Co., Ltd, Shanghai Zengkui Automation System Co., Ltd, Shanghai Binqin Electrical Technology Co., Ltd, Shanghai Voltage Regulator Factory, Shanghai Laichen Electrical Equipment Manufacturing Co., Ltd, Beijing Xingchuang Jinyuan Technology Co., Ltd, Xiamen Yingyi Automation Technology Co., Ltd, Shandong Xinyue Machinery 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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Middling coal Industry and Mining Materials Group Co., Ltd
Overall Score4.9 / 5
Est. Date2001-04-23
Registered Capital100000K CNY

Middling coal Industry and Mining Materials Group Co., Ltd., with its registered address at No. 11, North Kaiyuan Road, High tech Zone, Jining City, is registered by the Market Supervision and Administration Bureau of Jining High tech Industrial Development Zone, and its legal representative is Qu Qing. Its business scope includes general projects: special equipment manufacturing (excluding licensed professional 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; Mechanical equipment leasing; Software development; Software sales; Information system integration services; Intelligent control system integration; Domestic cargo transportation agency (except for projects that need to be approved according to law, independently carry out business activities according to law with the business license): Internet information service; Import and export of goods; Technology import and export; Manufacturing of railway transportation infrastructure equipment; 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: Stable Power Supply, Mining Door, Garden Machinery

Top 2
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Shandong Pumei Intelligent Equipment Co., Ltd
Overall Score4.7 / 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: Stable Power Supply, Lifting Equipment, Mining Equipment

Top 3
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Yangzhou Ordinary Machinery Co., Ltd
Overall Score4.7 / 5
Est. Date2019-04-03
Registered Capital1000K CNY

Yangzhou Pingchang Machinery Co., Ltd. is registered at Tianshan Road, Chengbei Industrial Park, Jiangdu District, Yangzhou City. The registration authority is the Jiangdu District Administrative Approval Bureau of Yangzhou City, and the legal representative is Chen Jingxian. Its business scope includes processing of generator accessories, assembly and maintenance of diesel generator sets, and sales of mechanical and electrical products. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Stable Power Supply, Yuchai Series Diesel Generator Set, Cummins Series Diesel Generator Set

TOP4
Shanghai Zengkui Automation System Co., Ltd
Overall Score4.6 / 5
Est. Date2008-08-15
Registered Capital1500K CNY

Shanghai Zengkui Automation System Co., Ltd., with its registered address at Room 110, Zone M, 1st Floor, Building 1, No. 292 Jiulong Road, Zhujiajiao Town, Qingpu District, Shanghai, is registered with the Qingpu District Market Supervision and Administration Bureau. The legal representative is Li Xiaohui, and its business scope includes technical development and services in the field of automation system equipment, sales of electromechanical equipment, hardware and electrical equipment, electronic products, power tools, instruments and meters, hydraulic and pneumatic equipment, electronic system equipment, and computer accessories. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Stable Power Supply, Switch, Touch Screen

TOP5
Shanghai Binqin Electrical Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2013-07-02
Registered Capital1000K CNY

Shanghai Binqin Electrical Technology Co., Ltd., with its registered address at Room 1063, Zone T, 10th Floor, No. 26, Lane 1289, Gongyuan East Road, Qingpu District, Shanghai, is registered with the Qingpu District Market Supervision Administration. The legal representative is Xiao Bin, and the business scope includes technical development, technical consulting, technical services, and technology transfer in the fields of electrical and automation technology. The company also engages in the maintenance and installation of electrical, electromechanical, and automation equipment, as well as the sale of electrical equipment and accessories, CNC equipment and accessories, electromechanical equipment, engineering machinery equipment and accessories, complete sets of automation equipment and accessories, low-voltage electrical components, wires and cables, and instruments and meters. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Stable Power Supply, Otto Nix, Et200 Module

TOP6
Shanghai Voltage Regulator Factory
Overall Score4.5 / 5
Est. Date1998-01-26
Registered Capital2000K CNY

Shanghai Voltage Regulator Factory, registered at No. 183 Huining Road, Shanghai, with the Huangpu District Market Supervision Bureau as the registration authority and Chen Yanshun as the legal representative. Its business scope includes voltage stabilizers, transformers, distribution cabinets, screens, boxes, DC screens, variable speed and frequency equipment and accessories. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Stable Power Supply, , Sbw-Sw Contactless Voltage Regulator

TOP7
Shanghai Laichen Electrical Equipment Manufacturing Co., Ltd
Overall Score4.5 / 5
Est. Date2020-04-16
Registered Capital3000K CNY

Shanghai Laichen Electrical Equipment Manufacturing Co., Ltd., with its registered address at Building 1, No. 188 Xinghuo Road, Qingcun Town, Fengxian District, Shanghai, is registered with the Fengxian District Market Supervision Administration. The legal representative is Wan Qingming, and its business scope includes general projects such as sales of electrical equipment; Wholesale of electronic components; Sales of power electronic components; Sales of distribution switch control equipment; Sales of photovoltaic equipment and components; Operation of wires and cables; Sales of intelligent power transmission and distribution and control equipment; Sales of pumps and vacuum equipment; Sales of valves and plugs; Operating at the lower limit of branch offices: manufacturing of mechanical and electrical equipment, manufacturing of transformers, rectifiers, and inductors, manufacturing of power transmission, distribution, and control equipment (except for projects that require approval according to law, operating activities are carried out independently based on the business license in accordance with the law).. Core products: Stable Power Supply, Power Transformer, Explosion Proof Transformer

TOP8
Beijing Xingchuang Jinyuan Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2011-03-15
Registered Capital1000K CNY

Beijing Xingchuang Jinyuan Technology Co., Ltd., registered at Room 305, 3rd Floor, Building 5, No.1 Courtyard, Banbidian, Haidian District, Beijing, registered with the Market Supervision Administration of Haidian District, Beijing, with Wang Hongping as the legal representative. Its business scope includes technology development, technology transfer, technology consulting, and technology services; Computer system services, application software services; Selling computers, software and auxiliary equipment, electronic products, communication equipment, mechanical equipment, cultural supplies, hardware, electrical equipment, daily necessities, handicrafts, automotive spare parts, building materials, and computer maintenance. (Enterprises shall independently choose their business projects and carry out business activities in accordance with the law; for projects that require approval by law, they shall carry out business activities in accordance with the approved content after obtaining approval from relevant departments; they shall not engage in business activities prohibited or restricted by the industrial policies of this city.). Core products: Stable Power Supply, Shante Ups, Ups Power Supply

TOP9
Xiamen Yingyi Automation Technology Co., Ltd
Overall Score4.3 / 5
Est. Date2014-12-16
Registered Capital10000K CNY

Xiamen Yingyi Automation Technology Co., Ltd., with its registered address at Room 602, No. 482 Xinglinwan Road, Jimei District, Xiamen City, is registered with the Market Supervision Administration of Jimei District, Xiamen City. The legal representative is Mao Guihua, and its business scope includes general projects such as engineering and technical research and experimental development; Sales of electrical equipment; Sales of mechanical and electrical equipment; Sales of electrical signal equipment devices; Mold sales; Professional design services; Wholesale of hardware products; Sales of metal tools; Sales of mechanical parts and components; Internet equipment sales; Sales of digital video surveillance systems; Sales of network equipment; Sales of industrial automatic control system devices; Electronic product sales; Sales of IoT devices; Software sales; Integrated circuit sales; Sales of information security equipment; Sales of calculator equipment; Information system integration services; Wholesale of computer software, hardware, and auxiliary equipment; Wholesale of electronic components; Software development; Sales of metal materials; Retail of computer software, hardware, and auxiliary equipment; Wholesale of arts and crafts and collectibles (excluding ivory and its products); Wholesale of jewelry; Wholesale of sports goods and equipment; Outdoor product sales; Sales of communication equipment; Wholesale of stationery supplies; Sales of office supplies; Wholesale of daily necessities; Wholesale of kitchenware, sanitary ware, and daily necessities; Advertising production; Advertising release; Advertising design and agency; Sales of daily miscellaneous goods; Import and export of goods; Import and export agency; Technology import and export; Sales of instruments and meters; Sales of electrical instruments and meters; Sales of supply instruments and meters; Home appliance installation services; Installation services for ordinary mechanical equipment; 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 based on the business license) Licensed project: 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: Stable Power Supply, A-B Rockwell, Schneider

TOP10
Shandong Xinyue Machinery Manufacturing Co., Ltd
Overall Score4.3 / 5
Est. Date2019-07-19
Registered Capital5000K CNY

Shandong Xinyue Machinery Manufacturing Co., Ltd., with its registered address at Warehouse 5, Industrial Park, No. 8 Shanbo Road, Jiezhuang Street, High tech Zone, Jining City, Shandong Province, is registered with the Market Supervision and Administration Bureau of Jining High tech Industrial Development Zone. The legal representative is Pi Xiumei, and its business scope includes general projects such as mining machinery manufacturing; Manufacturing of hydraulic power machinery and components; Manufacturing of construction machinery; Sales of construction machinery; Manufacturing of metal cutting and welding equipment; Manufacturing of casting machinery; Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Manufacturing of specialized machinery for the production of building materials; Mechanical parts and component processing; Manufacturing of mechanical and electrical equipment; Sales of mechanical equipment; Manufacturing of metal processing machinery; Sales of railway transportation infrastructure equipment; Manufacturing of specialized instruments and meters for environmental monitoring; Sales of specialized instruments and meters for environmental monitoring; Import and export of goods; Sales of firefighting equipment; Sales of supply instruments and meters; Agricultural machinery manufacturing. (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: Stable Power Supply, Electric Pressure Test Pump, Air Cannon

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Middling coal Industry and Mining Materials Group Co., Ltd2001-04-23Stable Power Supply, Mining Door, Garden Machinery100000K CNYNot Supported
Shandong Pumei Intelligent Equipment Co., Ltd2020-04-20Stable Power Supply, Lifting Equipment, Mining Equipment 3000K CNYSupported
Yangzhou Ordinary Machinery Co., Ltd2019-04-03Stable Power Supply, Yuchai Series Diesel Generator Set, Cummins Series Diesel Generator Set1000K CNYNot Supported
Shanghai Zengkui Automation System Co., Ltd2008-08-15Stable Power Supply, Switch, Touch Screen1500K CNYNot Supported
Shanghai Binqin Electrical Technology Co., Ltd2013-07-02Stable Power Supply, Otto Nix, Et200 Module1000K CNYNot Supported
Shanghai Voltage Regulator Factory1998-01-26Stable Power Supply, , Sbw-Sw Contactless Voltage Regulator2000K CNYNot Supported
Shanghai Laichen Electrical Equipment Manufacturing Co., Ltd2020-04-16Stable Power Supply, Power Transformer, Explosion Proof Transformer3000K CNYSupported
Beijing Xingchuang Jinyuan Technology Co., Ltd2011-03-15Stable Power Supply, Shante Ups, Ups Power Supply1000K CNYNot Supported
Xiamen Yingyi Automation Technology Co., Ltd2014-12-16Stable Power Supply, A-B Rockwell, Schneider10000K CNYNot Supported
Shandong Xinyue Machinery Manufacturing Co., Ltd2019-07-19Stable Power Supply, Electric Pressure Test Pump, Air Cannon5000K CNYSupported

Purchasing Guide

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

  • For procurement requirements that require stable power supply, it is recommended to prioritize confirming key technical parameters such as output voltage range and load adjustment rate to ensure compatibility with the equipment. Industrial automation scenarios typically require voltage accuracy within ± 1%.
  • When selecting suppliers, reference can be made to indicators such as product compatibility, business qualifications, enterprise activity, industry performance, and industry data support, especially in fields such as medical equipment or communication base stations that require high power stability.
  • In laboratory or precision instrument scenarios, attention should be paid to the ripple noise index of stable power supplies, usually below 10mVpp to avoid interference with sensitive equipment.
  • Stable power supplies of different power levels are suitable for scenarios of different scales. For example, small and medium power models are suitable for research and development testing, while high-power models are more suitable for meeting the batch power supply needs of production lines.

Knowledge Base

Q

Stable power supply failure refers to problems such as unstable output and voltage fluctuations caused by a malfunction in the stable power supply used in electronic devices. Common reasons include aging of electronic components and high temperatures. This article will provide a detailed introduction to the manifestations, causes, and solutions of stable power supply failures.

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