Updated Sep 5, 2026 · Public platform & industry data

Sep 5, 2026 Updated

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2026 Top 10 Variable Frequency Water Supply Manufacturers in China

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Top-rated Variable Frequency Water Supply suppliers, How to choose a Variable Frequency Water Supply manufacturer, Best Variable Frequency Water Supply companies in China

The top 10 Variable Frequency Water Supply manufacturers in China for 2026 are: Dadonghai Pump Industry Wuxi Co., Ltd, Shanchuan Dayuan Water Supply Equipment (Beijing) Co., Ltd, Changsha Yuanke Water Supply Equipment Co., Ltd, Shanghai Yanghe Pump Industry Co., Ltd, Yancheng Xinpeng Water Supply Equipment Co., Ltd, Wuhan Zhongyu Water Equipment Co., Ltd, Shanghai Ouxu Pump Manufacturing Co., Ltd, Changsha Dongfang Pump Industry Co., Ltd, Debao Stainless Steel Water Tower Factory in Emeishan City, Shenyang Runwo Water Supply Equipment 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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Dadonghai Pump Industry Wuxi Co., Ltd
Overall Score4.9 / 5
Est. Date2011-03-21
Registered Capital20000K CNY

Dadonghai Pump Industry Wuxi Co., Ltd., located in Shanlian Village, Donggang Town, Xishan District, Wuxi City, was established on March 21, 2011. The registration authority is the Xishan District Administrative Approval Bureau of Wuxi City, and the legal representative is Liu Ya. Core products: Variable Frequency Water Supply, Ihg Stainless Steel Pipeline Centrifugal Pump, Secondary Water Supply Equipment

Top 2
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Shanchuan Dayuan Water Supply Equipment (Beijing) Co., Ltd
Overall Score4.8 / 5
Est. Date2012-07-24
Registered Capital10000K CNY

Shanchuan Dayuan Water Supply Equipment (Beijing) Co., Ltd., registered at Room 1-1101, Building 1, No. 13 Beiyuan Road, Chaoyang District, Beijing, registered with the Market Supervision Administration of Chaoyang District, Beijing, with Zhao Liwen as the legal representative. Its business scope includes the sale of hardware and electrical equipment, mechanical equipment, electronic products, building materials, and chemical products (excluding hazardous chemicals); Repair construction machinery and equipment; Technology promotion services. (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: Variable Frequency Water Supply, Sewage Pump, Water Pump

Top 3
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Changsha Yuanke Water Supply Equipment Co., Ltd
Overall Score4.8 / 5
Est. Date2011-09-27
Registered Capital50000K CNY

Changsha Yuanke Water Supply Equipment Co., Ltd., with its registered address at 919, Building B3 to B6, Desiqin City Plaza, No. 18 Xiangfu Middle Road, Yuhua District, Changsha City. The registration authority is the Yuhua District Market Supervision and Administration Bureau of Changsha City, and the legal representative is Yi Ke. Its business scope includes the sale of water supply equipment; Installation of water treatment equipment; Secondary water supply; Installation of pipelines and equipment; Production of stainless steel products (limited to branch offices); Production of complete sets of high and low voltage equipment (limited to branch offices); Manufacturing of intelligent comprehensive distribution cabinets (limited to branch offices); Manufacturing of distribution switch control equipment (limited to branch offices); Sales of firefighting equipment and devices; Sales of energy-saving and environmentally friendly products, sewage treatment equipment, pumps and vacuum equipment, valves, pressure pipelines and accessories, general instruments and meters, water supply equipment, water tanks, fiberglass products; Collection, treatment, and utilization of rainwater; Research and development of water treatment equipment and household waste disposal equipment; Wastewater treatment and its recycling. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Variable Frequency Water Supply, , Box Type Non Negative Pressure Water Supply Equipment

TOP4
Shanghai Yanghe Pump Industry Co., Ltd
Overall Score4.7 / 5
Est. Date2021-03-24
Registered Capital1000K CNY

Shanghai Yanghe Pump Industry Co., Ltd., registered at Room JT22333, Building 4, Block B, No. 925 Yecheng Road, Jiading Industrial Zone, Shanghai, with the registration authority of Jiading District Market Supervision Administration and the legal representative of Kuang Quanfu, has a business scope including general projects: sales of pumps and vacuum equipment; Sales of mechanical equipment; Sales of valves and plugs; Sales of painting equipment; Sales of gas compression machinery; Sales of non electric household appliances; Sales of refrigeration and air conditioning equipment; Sales of hydraulic power machinery and components; Sales of specialized equipment for oil drilling and production; Sales of daily miscellaneous goods; Sales of electrical equipment; Sales of power electronic components; Sales of distribution switch control equipment; Rental of photovoltaic power generation equipment; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Information consulting services (excluding licensed information consulting services). (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: Variable Frequency Water Supply, Isgihg Pipeline Centrifugal Pump Series, Xbd Fire Pump Series

TOP5
Yancheng Xinpeng Water Supply Equipment Co., Ltd
Overall Score4.7 / 5
Est. Date2015-01-06
Registered Capital5688K CNY

Yancheng Xinpeng Water Supply Equipment Co., Ltd., with its registered address at No. 66, Road 1, Jinhu Private Industrial Park, Jianhu County, registered with the Jianhu County Administrative Approval Bureau, and represented by Shang Guoguang as its legal representative. Its business scope includes the manufacturing, installation, and sales of tower free water supply devices, automatic pressurized water supply equipment, combined sewage treatment devices, environmental protection equipment, stainless steel products, fiberglass products, pumps and vacuum equipment, stainless steel oil separators, industrial automatic control system devices, and integrated sewage treatment devices; Sales of metal pressure vessels, water pumps, valves, water supply equipment, hardware and electrical equipment; Online sales of tower free water supply equipment, stainless steel products, fiberglass products, pumps, valves, water treatment equipment, water supply equipment, and hardware and electrical products. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Variable Frequency Water Supply, Fire Water Tank, Spray Pressure Boosting And Stabilizing Equipment

TOP6
Wuhan Zhongyu Water Equipment Co., Ltd
Overall Score4.6 / 5
Est. Date2018-05-02
Registered Capital20000K CNY

Wuhan Zhongyu Water Equipment Co., Ltd., with its registered address at No. 1-2, East 91 Huayuan Bay Second Street, Caidian Economic Development Zone, Caidian District, Wuhan City, Hubei Province, is registered with the Market Supervision and Administration Bureau of Caidian District, Wuhan City. The legal representative is Wang Zhenghua, and the business scope includes licensed projects: production and supply of tap water (projects that require approval according to law can only be carried out after approval by relevant departments, and specific business projects are subject to approval documents or licenses from relevant departments). General projects: manufacturing of water resources specialized machinery and equipment; General equipment manufacturing (excluding special equipment manufacturing); Municipal facility management; Sales of instruments and meters; Sales of metal chains and other metal products; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Sales of firefighting equipment; Sales of electronic components and electromechanical equipment; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Manufacturing of mechanical and electrical equipment; estate management; Non residential real estate leasing; Residents' daily life services (except for licensed businesses, they can independently operate projects that are not prohibited or restricted by laws and regulations). Core products: Variable Frequency Water Supply, Processing Equipment, Integrated Water Treatment Equipment

TOP7
Shanghai Ouxu Pump Manufacturing Co., Ltd
Overall Score4.6 / 5
Est. Date2009-06-22
Registered Capital50800K CNY

Shanghai Ouxu Pump Manufacturing Co., Ltd., with its registered address at Building 10, Zone C, No. 3688 Tingwei Road, Caojing Town, Jinshan District, Shanghai, is registered with the Jinshan District Market Supervision and Administration Bureau. The legal representative is Long Zebo, and its business scope includes general projects such as motor manufacturing; Manufacturing of pumps and vacuum equipment; Manufacturing of ordinary valves and plugs (excluding special equipment manufacturing); Manufacturing of distribution switch control equipment; Manufacturing of mechanical and electrical equipment; Manufacturing of gas and liquid separation and purification equipment; Manufacturing of security equipment; Sales of electric dynamometer motors; Sales of generators and generator sets; Sales of household appliances; Sales of mechanical and electrical equipment; Sales of specialized equipment for environmental protection; Sales of pumps and vacuum equipment; Sales of valves and plugs. (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: Variable Frequency Water Supply, , Fire Pump

TOP8
Changsha Dongfang Pump Industry Co., Ltd
Overall Score4.6 / 5
Est. Date2022-09-08
Registered Capital100K CNY

Changsha Dongfang Pump Industry Co., Ltd., registered at No. 608 Yuanda 1st Road, Dongtundeu Street, Furong District, Changsha City, Hunan Province (Nongke Village), Room 301, Zone D, No. 199, registered with the Market Supervision and Administration Bureau of Furong District, Changsha City. The legal representative is Kuangtianhua, and the business scope includes general projects: sales of pumps and vacuum equipment; Sales of concrete structural components; Sales of metal structures; Metal structure manufacturing [branch operation]; Motor manufacturing [branch operation]; Sales of generators and generator sets; Sales of distribution switch control equipment; Research and development of distribution switch control equipment; Manufacturing of distribution switch control equipment [branch operation]; Sales of instruments and meters; Instrument and meter manufacturing [branch operation]; Instrument and meter repair; Sales of firefighting equipment; Fire technology services; Manufacturing of security equipment [branch operation]; Operation of wires and cables; Sales of electrical equipment; Sales of electrical signal equipment devices; Electrical equipment repair; Sales of mechanical and electrical equipment; Manufacturing of power facilities and equipment [branch operation]; Installation services for ordinary mechanical equipment; Research and development of new material technology. (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: Variable Frequency Water Supply, Ih Chemical Pump, Fire Stabilizing Equipment

TOP9
Debao Stainless Steel Water Tower Factory in Emeishan City
Overall Score4.4 / 5
Est. Date2010-09-20
Registered Capital3600K CNY

Debao Stainless Steel Water Tower Factory in Emeishan City, with its registered address located in Xinping Township Industrial Park, Emeishan City. The registration authority is the Emeishan Market Supervision Administration, and the legal representative is Lu Jingen. Its business scope includes the processing, sales, installation, and maintenance of stainless steel water towers; Installation, sales, and maintenance of water supply equipment; Metal material welding, hardware processing and sales. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Variable Frequency Water Supply, Stainless Steel Water Tank, Stainless Steel Fire Water Tank

TOP10
Shenyang Runwo Water Supply Equipment Co., Ltd
Overall Score4.4 / 5
Est. Date2017-04-28
Registered Capital2000K CNY

Shenyang Runwo Water Supply Equipment Co., Ltd. is registered at Building 3-2, No. 3 Yulin Street, Dadong District, Shenyang City, Liaoning Province. The registration authority is the Market Supervision Administration of Dadong District, Shenyang City, and the legal representative is Zheng Yanfang. The business scope includes licensed projects such as construction engineering construction, sales of civil defense engineering protection equipment, residential interior decoration and renovation, special equipment manufacturing, construction labor subcontracting, and special equipment installation, renovation, and repair (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 include manufacturing of water resources special machinery and equipment, manufacturing of metal daily necessities, sales of metal products, repair of metal products, research and development of metal products, research and development of mechanical equipment, manufacturing of metal products for safety and fire protection, agricultural products. Lin, Mu, Deputy Sales of fishery specialized machinery, sales of environmental protection special equipment, engineering and technical research and experimental development, manufacturing of security equipment, manufacturing of motors, sales of special equipment, manufacturing of mechanical and electrical equipment, manufacturing of electrical signal equipment, sales of metallurgical special equipment, sales of pumps and vacuum equipment, sales of solar thermal utilization equipment, manufacturing of pumps and vacuum equipment, manufacturing of general equipment (excluding special equipment manufacturing), sales of construction machinery, manufacturing of glass fiber reinforced plastic products, engineering management services, software development, sales of underwater systems and operating equipment, manufacturing of new energy raw materials equipment, technical services, technical development, technical consulting, technical exchanges, technology transfer, technology promotion, sales of network equipment, manufacturing of computer software and hardware and peripheral equipment, manufacturing of distribution switch control equipment, Sales of distribution switch control equipment, sales of valves and plugs, manufacturing of industrial automatic control system devices, sales of fire-fighting equipment, sales of mechanical equipment, sales of refrigeration and air conditioning equipment, manufacturing of hardware products, research and development of hardware products, manufacturing of power transmission and distribution and control equipment, manufacturing and processing of doors and windows, sales of pipeline transportation equipment, sales of metal structures, production of labor protection supplies, labor services (excluding labor dispatch), manufacturing of electronic special materials, collection, treatment and utilization of rainwater, brackish water and mine water, professional cleaning, disinfection services, manufacturing of generators and generator sets, manufacturing of metallurgical special equipment, manufacturing of special equipment (excluding licensed professional equipment manufacturing), manufacturing of packaging special equipment, repair of special equipment, sales of packaging special equipment, manufacturing of metal forming machine tools, water resource management, Manufacturing of electrical machinery specialized equipment, sales of rubber processing specialized equipment, manufacturing of seals, manufacturing of metal cutting and welding equipment, manufacturing of network equipment, data processing and storage support services, sales of metal cutting and welding equipment, information system integration services, retail of electronic components, installation services of environmental sanitation public facilities, maintenance of electronic and mechanical equipment (excluding special equipment), sewage treatment and recycling, research and development of unconventional water source utilization technology, artificial intelligence basic resources and technology platform, sales of plastic products, and manufacturing of plastic products (except for projects that require approval according to law, independently carry out business activities with a business license in accordance with the law). Core products: Variable Frequency Water Supply, Stainless Steel Flange, White Steel Water Tank

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Dadonghai Pump Industry Wuxi Co., Ltd2011-03-21Variable Frequency Water Supply, Ihg Stainless Steel Pipeline Centrifugal Pump, Secondary Water Supply Equipment20000K CNYNot Supported
Shanchuan Dayuan Water Supply Equipment (Beijing) Co., Ltd2012-07-24Variable Frequency Water Supply, Sewage Pump, Water Pump10000K CNYNot Supported
Changsha Yuanke Water Supply Equipment Co., Ltd2011-09-27Variable Frequency Water Supply, , Box Type Non Negative Pressure Water Supply Equipment50000K CNYSupported
Shanghai Yanghe Pump Industry Co., Ltd2021-03-24Variable Frequency Water Supply, Isgihg Pipeline Centrifugal Pump Series, Xbd Fire Pump Series1000K CNYNot Supported
Yancheng Xinpeng Water Supply Equipment Co., Ltd2015-01-06Variable Frequency Water Supply, Fire Water Tank, Spray Pressure Boosting And Stabilizing Equipment5688K CNYNot Supported
Wuhan Zhongyu Water Equipment Co., Ltd2018-05-02Variable Frequency Water Supply, Processing Equipment, Integrated Water Treatment Equipment20000K CNYSupported
Shanghai Ouxu Pump Manufacturing Co., Ltd2009-06-22Variable Frequency Water Supply, , Fire Pump50800K CNYSupported
Changsha Dongfang Pump Industry Co., Ltd2022-09-08Variable Frequency Water Supply, Ih Chemical Pump, Fire Stabilizing Equipment100K CNYNot Supported
Debao Stainless Steel Water Tower Factory in Emeishan City2010-09-20Variable Frequency Water Supply, Stainless Steel Water Tank, Stainless Steel Fire Water Tank3600K CNYSupported
Shenyang Runwo Water Supply Equipment Co., Ltd2017-04-28Variable Frequency Water Supply, Stainless Steel Flange, White Steel Water Tank2000K CNYSupported

Purchasing Guide

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

  • For procurement needs that require the use of variable frequency water supply, it is recommended to prioritize checking key parameters such as head and flow range to ensure compatibility with the on-site pipeline system. Industrial circulating water scenarios typically require higher pressure stability.
  • When selecting suppliers, reference can be made to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support. For example, suppliers who have long served municipal water supply projects may be more familiar with the requirements of multi pump group collaborative control.
  • In the secondary water supply scenario of high-rise buildings, attention should be paid to the response speed and energy-saving efficiency of the frequency converter. Some branded equipment can achieve a constant pressure accuracy of ± 0.01MPa through PID regulation.
  • When purchasing, the water fluctuation characteristics of different scenarios such as agricultural irrigation or industrial parks can be combined to compare the smoothness of frequency conversion curves for different models, in order to avoid motor losses caused by frequent start stop.

Knowledge Base

Q

This article analyzes the core requirements of the constant pressure water supply system for frequency converters, including precise pressure control, energy-saving characteristics, and system compatibility. It helps users choose suitable frequency converters to achieve stable and efficient water supply solutions.

Q

The integrated variable frequency constant pressure water supply equipment is an efficient water supply device. It integrates the water pump, variable frequency control cabinet, pressure sensor, etc., and adjusts the speed of the water pump motor through the feedback signal of the pressure sensor. The variable frequency control cabinet adjusts the speed of the water pump motor to achieve constant pressure water supply, which has the advantages of energy saving, high automation, stable water supply, and complete protection functions. It is widely used in various places that require stable water supply

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