Updated Aug 4, 2026 · Public platform & industry data

Aug 4, 2026 Updated

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2026 Top 10 Liquid Level Sensor Manufacturers in China Shanghai

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Top-rated Liquid Level Sensor suppliers, How to choose a Liquid Level Sensor manufacturer, Best Liquid Level Sensor companies in China

The top 10 Liquid Level Sensor manufacturers in Shanghai for 2026 are: Shanghai Keyingfa Electrical Technology Co., Ltd, Shanghai Hugong Valve Manufacturing Co., Ltd, Shenzhen Xingkechuang Technology Co., Ltd, Shanghai Keyingfa Electrical Technology Co., Ltd, Shanghai Keyingfa Electrical Technology Co., Ltd, Lingdeman Machinery Manufacturing (Shanghai) Co., Ltd, Shanghai Qiantuo Trading Co., Ltd, Shanghai Shengyi Automation Instrument Co., Ltd, SITOEN (Shanghai) Industrial Co., Ltd, Ke Ying Fa Xian Kuai Technology (Shanghai) 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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ShanghaiShanghai
Top 1
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Shanghai Keyingfa Electrical Technology Co., Ltd
Overall Score4.9 / 5
Est. Date2009-04-15
Registered Capital10000K CNY

Shanghai Keyingfa Electric Technology Co., Ltd., with its registered address at No. 2, Lane 325, Jiujing Road, Jiuting Town, Songjiang District, Shanghai, is registered with the Songjiang District Market Supervision Administration. The legal representative is Han Zhonghua, and its business scope includes general projects such as electronic component manufacturing; Manufacturing of power electronic components; Manufacturing of security equipment; Manufacturing of optical instruments; Sales of electrical equipment; Sales of optical instruments; Sales of power facilities and equipment; Fiber optic cable sales; Sales of instruments and meters; Retail of electronic components; Wholesale of electronic components; Sales of power electronic components; Sales of distribution switch control equipment; Retail of hardware products; Wholesale of hardware products; Sales of mechanical equipment; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; 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). Core products: Liquid Level Sensor, Distribution Box/Module, 7/8 Connector

Top 2
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Shanghai Hugong Valve Manufacturing Co., Ltd
Overall Score4.7 / 5
Est. Date2011-06-22
Registered Capital5000K CNY

Shanghai Hugong Valve Manufacturing Co., Ltd., with its registered address at Building 2, No. 268 Qinggong Road, Fengxian District, Shanghai, is registered with the Market Supervision Administration of Fengxian District. Its legal representative is Su Meihong, and its business scope includes the manufacturing, processing (up to branch operations), wholesale, and retail of valves (excluding special equipment), pumps, mechanical equipment (excluding special equipment), and electromechanical equipment, as well as the development, consulting, services, and transfer of electromechanical technology. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Liquid Level Sensor, Grille, Pressure Relief Valve

Top 3
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Shenzhen Xingkechuang Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2013-10-12
Registered Capital3000K CNY

Shenzhen Xingkechuang Technology Co., Ltd., registered at 11th Floor, No. 48 Xinyu Road, Xinqiao Community, Xinqiao Street, Bao'an District, Shenzhen, with the registration authority of Bao'an Supervision Bureau of Shenzhen Market Supervision Administration and Lin Zhen as the legal representative, engages in the research and sales of electronic products, electrical products, sensors, intelligent products, mold products, plastic products, glass instruments, electronic system equipment, plumbing equipment, water pumps and accessories, electronic components, wires and cables; Domestic trade; Import and export of goods and technology. Technology development, promotion, transfer, consulting, and services for electronic products; Computer system services; Model design. Production of electronic products, electrical products, sensors, smart products, plastics, and mold products (excluding projects prohibited by laws, administrative regulations, and decisions of the State Council, and restricted projects that require licenses before operation).. Core products: Liquid Level Sensor, Xkc-Y20, Xkc-Y25

TOP4
Shanghai Keyingfa Electrical Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2009-04-15
Registered Capital10000K CNY

Shanghai Keyingfa Electric Technology Co., Ltd., with its registered address at No. 2, Lane 325, Jiujing Road, Jiuting Town, Songjiang District, Shanghai, is registered with the Songjiang District Market Supervision Administration. The legal representative is Han Zhonghua, and its business scope includes general projects such as electronic component manufacturing; Manufacturing of power electronic components; Manufacturing of security equipment; Manufacturing of optical instruments; Sales of electrical equipment; Sales of optical instruments; Sales of power facilities and equipment; Fiber optic cable sales; Sales of instruments and meters; Retail of electronic components; Wholesale of electronic components; Sales of power electronic components; Sales of distribution switch control equipment; Retail of hardware products; Wholesale of hardware products; Sales of mechanical equipment; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; 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). Core products: Liquid Level Sensor, M12 Socket, Solar Simulator

TOP5
Shanghai Keyingfa Electrical Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2009-04-15
Registered Capital10000K CNY

Shanghai Keyingfa Electric Technology Co., Ltd., with its registered address at No. 2, Lane 325, Jiujing Road, Jiuting Town, Songjiang District, Shanghai, is registered with the Songjiang District Market Supervision Administration. The legal representative is Han Zhonghua, and its business scope includes general projects such as electronic component manufacturing; Manufacturing of power electronic components; Manufacturing of security equipment; Manufacturing of optical instruments; Sales of electrical equipment; Sales of optical instruments; Sales of power facilities and equipment; Fiber optic cable sales; Sales of instruments and meters; Retail of electronic components; Wholesale of electronic components; Sales of power electronic components; Sales of distribution switch control equipment; Retail of hardware products; Wholesale of hardware products; Sales of mechanical equipment; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; 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). Core products: Liquid Level Sensor, Io Module, Connector

TOP6
Lingdeman Machinery Manufacturing (Shanghai) Co., Ltd
Overall Score4.5 / 5
Est. Date2024-07-15
Registered Capital500K CNY

Lingdeman Machinery Manufacturing (Shanghai) Co., Ltd., with its registered address at Room 139, Building 3, No. 585 Zhongmin Road, Maogang Town, Songjiang District, Shanghai, is registered with the Songjiang District Market Supervision Administration. The legal representative is Liu Ling, and its business scope includes general projects such as gas compression machinery manufacturing; Manufacturing of pneumatic power machinery and components; Manufacturing of hydraulic power machinery and components; Manufacturing of ordinary valves and plugs (excluding special equipment manufacturing); Manufacturing of plastic packaging boxes and containers; Manufacturing of pumps and vacuum equipment; Manufacturing of power electronic components; Manufacturing of refrigeration and air conditioning equipment; Manufacturing of mechanical and electrical equipment; Manufacturing of specialized equipment for daily necessities production; Manufacturing of hardware products; General equipment manufacturing (excluding special equipment manufacturing); Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Manufacturing of distribution switch control equipment; Manufacturing of specialized electrical and mechanical equipment; Manufacturing of power facilities and equipment; Manufacturing of hydraulic power machinery and components; Manufacturing of plastic products; Manufacturing of bearings, gears, and transmission components; Research and development of hardware products; Mechanical equipment research and development; Valve and plug research and development; Research and development of distribution switch control equipment; Installation services for ordinary mechanical equipment; Sales of gas compression machinery; Sales of pneumatic power machinery and components; Sales of hydraulic power machinery and components; Sales of valves and plugs; Sales of power electronic components; Sales of bearings, gears, and transmission components; Sales of distribution switch control equipment; Sales of refrigeration and air conditioning equipment; Wholesale of hardware products; Sales of plastic products; Sales of pumps and vacuum equipment; Sales of mechanical and electrical equipment; Sales of specialized equipment for environmental protection; Sales of power facilities and equipment; Sales of mechanical equipment; Sales of new energy vehicles as a whole; Import and export of goods; Technology import and export. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license) License project: Special equipment inspection and testing; Special equipment design. (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: Liquid Level Sensor, Hankerson, Screw Air Compressor Solenoid Valve

TOP7
Shanghai Qiantuo Trading Co., Ltd
Overall Score4.5 / 5
Est. Date2008-09-18
Registered Capital2000K CNY

Shanghai Qiantuo Trading Co., Ltd., with its registered address at Room 713, Lane 99, Jiayong Road, Jiading District, Shanghai, is registered with the Jiading District Market Supervision Bureau. The legal representative is Dan Rongbing, and its business scope includes the sale of mechanical equipment, hardware tools, instruments and meters, electronic components, chemical raw materials (excluding hazardous chemicals, monitoring chemicals, fireworks and firecrackers, civilian explosives, and precursor chemicals), building decoration materials, computers and accessories, lighting appliances, automotive and motorcycle accessories, daily necessities, metal products, textiles, and office supplies. It engages in the import and export of goods and technology. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Liquid Level Sensor, Rotate The Handle, Boosting Cylinder Piston

TOP8
Shanghai Shengyi Automation Instrument Co., Ltd
Overall Score4.5 / 5
Est. Date2019-09-17
Registered Capital5800K CNY

Shanghai Shengyi Automation Instrument Co., Ltd., with its registered address at 6th Floor, Building 6, No. 2511 Huancheng West Road, Nanqiao Town, Fengxian District, Shanghai, is registered with the Market Supervision Administration of Fengxian District. The legal representative is Wang Xuan, and the business scope includes instruments and meters, complete sets of automation equipment, wires and cables, electrical equipment, electromechanical equipment, measuring tools, cutting tools, valves, pipe fittings, electronic components, environmental protection equipment, metal materials, building materials, packaging materials, communication equipment, hardware and electrical equipment, pneumatic tools, and general labor protection supplies (limited to branch operations), wholesale and retail; Engaged in technology development, technical services, technical consulting, and technology transfer in the field of automation technology; Electronic and intelligent construction engineering major construction. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Liquid Level Sensor, Dry Reed Switch Liquid Level Sensor, Resistance Rotary Level Switch

TOP9
SITOEN (Shanghai) Industrial Co., Ltd
Overall Score4.4 / 5
Est. Date2020-05-13
Registered Capital6000K CNY

Situoen (Shanghai) Industrial Co., Ltd., registered at Room JT5196, 337 Shahe Road, Jiangqiao Town, Jiading District, Shanghai, with the registration authority of Jiading District Market Supervision Administration and the legal representative being Zhao Jian. Its business scope includes general projects such as import and export of goods; Technology import and export; Wholesale of automotive spare parts; Sales of mechanical equipment; Sales of mechanical parts and components; Sales of power electronic components; Wholesale of arts and crafts and collectibles (excluding ivory and its products); Tea set sales; Sales of office supplies; Wholesale of daily necessities; Sales of special labor protection equipment; Sales of sanitary ceramic products; Sales of packaging materials and products; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Mechanical equipment leasing; Photography printing services; Conference and exhibition services; Personal business services; Packaging services; Professional design services; Industrial design services; Food sales (only selling pre packaged food). (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: Liquid Level Sensor, Hydraulic Cylinder, Radiator

TOP10
Ke Ying Fa Xian Kuai Technology (Shanghai) Co., Ltd
Overall Score4.4 / 5
Est. Date2019-02-12
Registered Capital10000K CNY

Ke Ying Fa Xian Kuai Technology (Shanghai) Co., Ltd., with its registered address at 2nd Floor, Building 5, No. 1881 Laiyin Road, Jiuting Town, Songjiang District, Shanghai, is registered with the Songjiang District Market Supervision Administration and represented by Han Zhonghua. Its business scope includes general projects such as technical consulting, technical services, technology development, and technology transfer in the field of electrical technology; Production, research and development, and sales of electronic components, sensors, automation equipment and accessories, communication equipment, automotive wiring harnesses and terminals, monitoring system equipment, high and low voltage electrical equipment; Wholesale and retail of electrical equipment, wires and cables, instruments and meters, hardware and electrical equipment, electromechanical equipment and accessories; Import and export of goods or technology (excluding goods and technology prohibited by the state or subject to administrative approval). (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: Liquid Level Sensor, 5/8 Connector, Harness

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Shanghai Keyingfa Electrical Technology Co., Ltd2009-04-15Liquid Level Sensor, Distribution Box/Module, 7/8 Connector10000K CNYNot Supported
Shanghai Hugong Valve Manufacturing Co., Ltd2011-06-22Liquid Level Sensor, Grille, Pressure Relief Valve5000K CNYNot Supported
Shenzhen Xingkechuang Technology Co., Ltd2013-10-12Liquid Level Sensor, Xkc-Y20, Xkc-Y253000K CNYNot Supported
Shanghai Keyingfa Electrical Technology Co., Ltd2009-04-15Liquid Level Sensor, M12 Socket, Solar Simulator10000K CNYNot Supported
Shanghai Keyingfa Electrical Technology Co., Ltd2009-04-15Liquid Level Sensor, Io Module, Connector10000K CNYNot Supported
Lingdeman Machinery Manufacturing (Shanghai) Co., Ltd2024-07-15Liquid Level Sensor, Hankerson, Screw Air Compressor Solenoid Valve500K CNYNot Supported
Shanghai Qiantuo Trading Co., Ltd2008-09-18Liquid Level Sensor, Rotate The Handle, Boosting Cylinder Piston2000K CNYNot Supported
Shanghai Shengyi Automation Instrument Co., Ltd2019-09-17Liquid Level Sensor, Dry Reed Switch Liquid Level Sensor, Resistance Rotary Level Switch5800K CNYNot Supported
SITOEN (Shanghai) Industrial Co., Ltd2020-05-13Liquid Level Sensor, Hydraulic Cylinder, Radiator6000K CNYNot Supported
Ke Ying Fa Xian Kuai Technology (Shanghai) Co., Ltd2019-02-12Liquid Level Sensor, 5/8 Connector, Harness10000K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of liquid level sensors, it is recommended to prioritize confirming key technical parameters such as measurement range, accuracy level, and output signal type to ensure compatibility with existing control systems.
  • In corrosive environments such as chemical or water treatment, it is necessary to choose a liquid level sensor with a corrosion-resistant material shell, while paying attention to whether the IP protection level meets the requirements of the on-site working conditions.
  • 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.
  • For high hygiene standard scenarios in the food and pharmaceutical industry, it is recommended to use flat film liquid level sensors without hygiene blind spots and verify whether their materials comply with relevant industry standards.
  • Before bulk procurement, product performance can be comprehensively evaluated by comparing response time, temperature compensation range, and other parameters provided by different suppliers, combined with long-term stability testing data.

Knowledge Base

Q

Volatile smell and light oil mist are diffused in the sealed storage bucket of spices and essence. Traditional immersion liquid level equipment has been corroded and aged by volatile medium for a long time. Compared with floating ball, input type and ultrasonic equipment, non-contact capacitive liquid level sensors isolate volatile medium protection elements. Installation of float level switch barrel opening, continuous corrosion of volatile gas from spices on float and connecting rod, deformation of plastic float due to odor absorption

Q

This article reveals the working principle of electrolyte level sensors, from the basic principles to the characteristics of different types of sensors, and then to the precautions in practical applications, taking you to a comprehensive understanding of how this key equipment can accurately monitor changes in liquid level.

Q

This article analyzes the correct connection method between the liquid level sensor and the 24V positive terminal of the relay, including the wiring principle, common scenarios, and precautions, to help readers achieve stable and reliable liquid level control.

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