Updated Sep 10, 2026 · Public platform & industry data

Sep 10, 2026 Updated

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2026 Top 10 Non Negative Pressure Variable Frequency Water Supply Manufacturers in China

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

The top 10 Non Negative Pressure Variable Frequency Water Supply manufacturers in China for 2026 are: Dadonghai Pump Industry Wuxi Co., Ltd, Shanghai Auska Pump Industry Group Co., Ltd, Shanghai Quancheng Pump Valve Manufacturing Co., Ltd, Shijiazhuang Yingdu Environmental Protection Equipment Co., Ltd, Jindelung (Tianjin) Water Supply Equipment Sales Co., Ltd, Yancheng Xinpeng Water Supply Equipment Co., Ltd, Shanghai Kele Fluid Control Equipment Manufacturing Co., Ltd, Huizhou Wode Pump Industry Co., Ltd, Shenyang Runwo Water Supply Equipment Co., Ltd, Shanghai Hongyang Machinery 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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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: Non Negative Pressure Variable Frequency Water Supply, Cdlf Stainless Steel Multi-Stage Centrifugal Pump, Fire Pressure Boosting And Stabilizing Equipment

Top 2
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Shanghai Auska Pump Industry Group Co., Ltd
Overall Score4.8 / 5
Est. Date2021-07-14
Registered Capital30000K CNY

Shanghai Auska Pump Industry Group Co., Ltd., with its registered address at Building A727, No. 2, Lane 158, Gangye Road, Xiaokunshan Town, Songjiang District, Shanghai, is registered with the Songjiang District Market Supervision Administration. The legal representative is Pan Xile, and its business scope includes general projects such as pump and vacuum equipment manufacturing; Sales of pumps and vacuum equipment; Manufacturing of ordinary valves and plugs (excluding special equipment manufacturing); Sales of valves and plugs; Motor manufacturing; General equipment manufacturing (excluding special equipment manufacturing); Manufacturing of electronic specialized equipment; Manufacturing of mechanical and electrical equipment; Sales of mechanical and electrical equipment; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Manufacturing of specialized machinery and equipment for water resources; Sales of mechanical equipment; Sales of seals; Sales of specialized equipment for refining and chemical production; Sales of chemical products (excluding licensed chemical products); Sales of mining machinery; Sales of power facilities and equipment; Sales of metal fittings for construction; Sales of household appliances; Sales of electrical equipment; Automobile sales; Sales of distribution switch control equipment; Sales of intelligent power transmission and distribution and control equipment; Sales of instruments and meters; Wholesale of hardware products; Retail of hardware products; Sales of metal cutting and welding equipment; Electronic product sales; Sales of firefighting equipment; Sales of security equipment; Sales of building decoration materials; Industrial design services; Professional design services; Installation services for ordinary mechanical equipment; General equipment repair; Specialized equipment repair; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion. (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: Non Negative Pressure Variable Frequency Water Supply, Pipeline Pump, Multistage Pump

Top 3
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Shanghai Quancheng Pump Valve Manufacturing Co., Ltd
Overall Score4.8 / 5
Est. Date2005-10-27
Registered Capital10800K CNY

Shanghai Quancheng Pump and Valve Manufacturing Co., Ltd. is registered at Room 104, Building 14, No. 99 Gongyuan Road, Zhujing Town, Jinshan District, Shanghai. The registration authority is Jinshan District Market Supervision Administration, and the legal representative is Weng Fengqing. Its business scope includes the manufacturing, processing, and sales of pumps and valves. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Non Negative Pressure Variable Frequency Water Supply, Sh Hand Pump, Zw Self-Priming Sewage Pump

TOP4
Shijiazhuang Yingdu Environmental Protection Equipment Co., Ltd
Overall Score4.7 / 5
Est. Date2011-05-17
Registered Capital500K CNY

Shijiazhuang Yingdu Environmental Protection Equipment Co., Ltd., with its registered address at Unit 1804, Residential Building 01, South 4, Imagining International Community, No. 199 Zhufeng Street, High tech Zone, Shijiazhuang. The registration authority is the Market Supervision Administration of the High tech Zone, and the legal representative is Jiao Shitao. Its business scope includes the sales and maintenance of water treatment equipment; Environmental engineering technology consulting; Wholesale and retail of chemical products (excluding flammable and explosive hazardous chemicals, and national control). (If special approval is required by laws and regulations, business activities shall not be carried out without approval)***. Core products: Non Negative Pressure Variable Frequency Water Supply, Soft Water Salt, No Tower Water Supply Tank

TOP5
Jindelung (Tianjin) Water Supply Equipment Sales Co., Ltd
Overall Score4.7 / 5
Est. Date2018-09-29
Registered Capital5000K CNY

Jindelung (Tianjin) Water Supply Equipment Sales Co., Ltd., registered at 4010 and 4011, No. 2 Huatian Road, Huayuan Industrial Zone, Binhai High tech Zone, Tianjin (registered under the custody of Sanqianke (Tianjin) Business Secretary Service Co., Ltd. No. 472), registered with the Market Supervision and Administration Bureau of Tianjin Binhai High tech Industrial Development Zone, with Liu Xianjun as the legal representative. Its business scope includes wholesale and retail of water supply equipment, non negative pressure water supply equipment, glass water tanks, stainless steel water tanks, enamel water tanks, galvanized water tanks, fire water tanks, automatic pressurized water supply equipment, tower free water supply equipment, water treatment and purification equipment, constant pressure variable frequency water supply equipment, variable frequency water supply equipment, fire water pumps, circular cooling towers, square cooling towers, counter current cooling towers, and cross current cooling towers; Installation and maintenance of mechanical and electrical equipment.. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Non Negative Pressure Variable Frequency Water Supply, Sewage Pump, Composite Water Tank

TOP6
Yancheng Xinpeng Water Supply Equipment Co., Ltd
Overall Score4.6 / 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: Non Negative Pressure Variable Frequency Water Supply, Splicing Water Tank, Insulated Fire Water Supply Tank

TOP7
Shanghai Kele Fluid Control Equipment Manufacturing Co., Ltd
Overall Score4.6 / 5
Est. Date2009-12-30
Registered Capital50000K CNY

Shanghai Kele Fluid Control Equipment Manufacturing Co., Ltd., registered at No. 839 Nanqiao Road, Nanqiao Town, Fengxian District, Shanghai (Fenggong), registered with the Market Supervision Bureau of Fengxian District, with Shen Ming as the legal representative. Its business scope includes the manufacturing, processing, installation, wholesale, and retail of integrated prefabricated pump stations, pumps, valves, water tanks, water supply and drainage equipment, and electrical control cabinets. It is engaged in technology development, technical consulting, technology transfer, and technical services in the field of fluid equipment, as well as wholesale and retail of stainless steel products. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Non Negative Pressure Variable Frequency Water Supply, Axial Flow Pump, Domestic Water Supply Equipment

TOP8
Huizhou Wode Pump Industry Co., Ltd
Overall Score4.6 / 5
Est. Date2017-03-27
Registered Capital500K CNY

Huizhou Wode Pump Industry Co., Ltd., with its registered address at 2nd Floor, No. 18, Xinyi Group, Shizhen Village, Chenjiang Street, Zhongkai High tech Zone, Huizhou (office only), is registered with the Market Supervision and Administration Bureau of Zhongkai High tech Industrial Development Zone in Huizhou. The legal representative is Liu Zhiwen, and its business scope includes sales, installation, on-site maintenance, and upkeep of pumps, water pumps, oil pumps and spare parts, fire pumps, agricultural irrigation intelligent equipment, water supply equipment, sewage pumps, distribution cabinets, valves, water towers, water tanks, water pipes, motors, fans, generators, air compressors, environmental protection equipment, mechanical and electrical equipment and accessories, electrical equipment, purification equipment, air conditioning equipment, electronic equipment and accessories, mechanical equipment and accessories, vacuum equipment, hardware products. High voltage control cabinet and its base, low voltage control cabinet and its base, pneumatic power machinery Fire electrical control devices, frequency converters, sensors, anti-static products, fitness equipment; Technology research and development, technology consulting, and technology transfer; Domestic trade, import and export of goods or technology. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Non Negative Pressure Variable Frequency Water Supply, Horizontal Pipeline Centrifugal Pump, Constant Pressure Variable Frequency Water Supply Unit For Daily Life

TOP9
Shenyang Runwo Water Supply Equipment Co., Ltd
Overall Score4.5 / 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: Non Negative Pressure Variable Frequency Water Supply, Variable Frequency Water Supply Equipment, White Steel Water Tank

TOP10
Shanghai Hongyang Machinery Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2013-07-25
Registered Capital50000K CNY

Shanghai Hongyang Machinery Technology Co., Ltd., with its registered address at Building 1, No. 915 Qianming East Road, Fengjing Town, Jinshan District, Shanghai, is registered with the Jinshan District Market Supervision and Administration Bureau and represented by Song Dequan as its legal representative. Its business scope includes licensed projects such as import and export of goods; Technology import and export; Electrical installation services; Construction project construction. (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 of relevant departments.) General projects: technical services, technology development, technology consulting, technology exchange, technology transfer, technology promotion; Sales of mechanical and electrical equipment; Sales of specialized equipment for environmental protection; Sales of pumps and vacuum equipment; Sales of specialized instruments and meters for environmental monitoring; Sales of water quality pollutant monitoring and detection instruments and meters; Retail of computer software, hardware, and auxiliary equipment; Mechanical equipment research and development; Manufacturing of other general equipment, boilers and original equipment, metal processing machinery, pumps, valves, compressors and similar machinery, general parts manufacturing, environmental protection, postal services, social public services and other specialized equipment manufacturing, general instrumentation manufacturing, specialized instrumentation manufacturing, other electrical machinery and equipment manufacturing, and other electronic equipment manufacturing (only simple single machine processing); Irrigation services; Installation services for ordinary mechanical equipment; Big data services; Information system integration services; Development of intelligent water management system; Software development; Real estate agent. (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: Non Negative Pressure Variable Frequency Water Supply, Intelligent Injector, Integrated Rainwater Pump Station

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Dadonghai Pump Industry Wuxi Co., Ltd2011-03-21Non Negative Pressure Variable Frequency Water Supply, Cdlf Stainless Steel Multi-Stage Centrifugal Pump, Fire Pressure Boosting And Stabilizing Equipment20000K CNYNot Supported
Shanghai Auska Pump Industry Group Co., Ltd2021-07-14Non Negative Pressure Variable Frequency Water Supply, Pipeline Pump, Multistage Pump30000K CNYNot Supported
Shanghai Quancheng Pump Valve Manufacturing Co., Ltd2005-10-27Non Negative Pressure Variable Frequency Water Supply, Sh Hand Pump, Zw Self-Priming Sewage Pump10800K CNYNot Supported
Shijiazhuang Yingdu Environmental Protection Equipment Co., Ltd2011-05-17Non Negative Pressure Variable Frequency Water Supply, Soft Water Salt, No Tower Water Supply Tank500K CNYSupported
Jindelung (Tianjin) Water Supply Equipment Sales Co., Ltd2018-09-29Non Negative Pressure Variable Frequency Water Supply, Sewage Pump, Composite Water Tank5000K CNYSupported
Yancheng Xinpeng Water Supply Equipment Co., Ltd2015-01-06Non Negative Pressure Variable Frequency Water Supply, Splicing Water Tank, Insulated Fire Water Supply Tank5688K CNYNot Supported
Shanghai Kele Fluid Control Equipment Manufacturing Co., Ltd2009-12-30Non Negative Pressure Variable Frequency Water Supply, Axial Flow Pump, Domestic Water Supply Equipment50000K CNYSupported
Huizhou Wode Pump Industry Co., Ltd2017-03-27Non Negative Pressure Variable Frequency Water Supply, Horizontal Pipeline Centrifugal Pump, Constant Pressure Variable Frequency Water Supply Unit For Daily Life500K CNYNot Supported
Shenyang Runwo Water Supply Equipment Co., Ltd2017-04-28Non Negative Pressure Variable Frequency Water Supply, Variable Frequency Water Supply Equipment, White Steel Water Tank2000K CNYSupported
Shanghai Hongyang Machinery Technology Co., Ltd2013-07-25Non Negative Pressure Variable Frequency Water Supply, Intelligent Injector, Integrated Rainwater Pump Station50000K CNYSupported

Purchasing Guide

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

  • For procurement needs that require the use of non negative pressure variable frequency water supply, it is recommended to prioritize checking key technical parameters such as head, flow range, and variable frequency control accuracy of the equipment to ensure compatibility with existing pipeline systems.
  • The non negative pressure variable frequency water supply equipment is suitable for scenarios such as secondary pressurization of high-rise buildings and centralized water supply in industrial parks. When purchasing, the appropriate unit configuration scheme should be selected based on the actual water consumption fluctuation characteristics.
  • 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.
  • When evaluating non negative pressure variable frequency water supply equipment, it is recommended to pay attention to the pump efficiency level and energy-saving certification indicators, as these parameters directly affect long-term operating costs and energy consumption performance.

Knowledge Base

Q

This article compares the operating principles and applicable scenarios of non negative pressure equipment and variable frequency equipment in the community water supply system, analyzes the energy-saving effects, water quality protection capabilities, and operational cost differences of the two technologies, and helps property management and owners make reasonable choices.

Q

This article discusses the importance and application of frequency converters in non negative pressure water supply equipment, including their advantages such as energy saving, stable water pressure, and extended equipment life. At the same time, the article also introduces the principle of non negative pressure water supply equipment and the working principle of frequency converters, providing a theoretical basis for understanding their advantages.

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