Custom Floatless Level Sensor Manufacturer in China


  • Approved by CE & UL
  • Passed ISO 9001 Quality Management System
  • Stable Function, High Accuracy and Quality Assurance
  • Private Label Custom Manufacturing Ability

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Floatless Water Level Sensor Product

As a floatless water level sensor manufacturer, we are making our contribution to manufacturing floatless level switch sensor and floatless liquid level control for different industries and business. A floatless level sensor, as the name suggests, is a level sensing device that operates without physical float with the substance being measured. Instead of using a mechanical float, it employs technologies such as ultrasonic, capacitance, or optical methods for non-contact level measurement.

We will provide our floatless level switch sensor solutions for you according to your real application and function requirement. Therefore, if you need floatless level switch price, feel free to ask our floatless liquid level control price. Here are the different types of the floatless level switch sensors.

Capacitive Level Sensor

Electrode Level Sensor

Optical Level Sensor

RF Admittance Level Sensor

Ultrasonic Level Sensor

Rotary Level Switch

Radar Level Sensor

Vibrating Level Sensor

Floatless Level Switch Sensor Working Principle and Function

Floatless & Float Level Sensor

How does A Floatless Level Switch Work?

Floatless level switches employ different methods to sense and measure the level of liquids or solids. Here are three common types and their working principles:

1. Ultrasonic Level Switches:

Ultrasonic level switches use ultrasonic sound waves to measure the distance between the sensor and the surface of the substance. The switch consists of a transmitter and a receiver. The transmitter emits high-frequency sound waves towards the surface of the material being measured. When these sound waves encounter the material’s surface, they reflect back to the receiver. By measuring the time taken for the sound waves to travel to and from the surface, the switch can calculate the distance and determine the level of the substance.

2. Capacitance Level Switches:

Capacitance level switches rely on changes in electrical capacitance to detect the presence or absence of a substance. The switch typically consists of a probe or electrode that is inserted into the container or vessel. When the substance comes into proximity with the probe, it causes a change in the electrical capacitance. The switch detects this change and triggers an electrical signal to indicate the substance’s level. Capacitance level switches are particularly suitable for detecting the level of liquids or powdered solids.

3. Optical Level Switches:

Optical level switches use light beams to sense the presence or absence of a substance. The switch emits a beam of light and uses a receiver to detect the reflected or interrupted light. When the substance reaches a certain level, it interrupts the light beam or causes a change in the reflected light. This change is detected by the switch, which then triggers an electrical signal to indicate the substance’s level. Optical level switches are commonly used in clear or translucent liquids.

Why Choose Us as Your Floatless Level Switch Manufacturer

Benefit from Your Floatless Level Sensor Manufacturer

Good Manufacturing Ability & Good Quality Control

You can obtain good manufacturing ability and ISO9001 quality management system to support your level sensor quality, your machine and your brand. You can provide sketches/designs for us to design, and we will protect all the designs of every client. Then we will do our OEM & ODM for you.

Leading R&D Ability & Professional Service

You can get our leading R&D ability to design and develop the new products for your use according to your idea or the design. You can also get our professional pre service and after service to finish your project perfectly and it will give you satisfaction and make you feel at home.

Multiple Payment Method & Safe Packaging

You can make the payment by various methods, such as paypal, west union, stripe, T/T, D/P, Xtransfer, Pingpong, Payoneer, Moneygram and so on. You can be assured that you will receive the complete parcels with nice packaging. We will be responsible the goods arrive safely.

Quick Delivery & Various Transportation Solutions

You will get the cargo within 7 to 15 days on general once you give us the order and make the payment already. For our products, we usually send the goods to you by express, such as DHL,FEDEX,TNT,ARAMEX,SHUNFENG and so on. Besides, we can also provide door to door service by air. The sea, rail and truck transport is also available for you. ​

What is the Advantages of Floatless Level Sensor?

Floatless level switches offer several advantages over traditional float switches. Here are some key benefits:

  • Without float Sensing: Floatless level switches enable measurement without floats, eliminating the need for the floats contact with the substance. This feature is particularly beneficial in applications where contact is impractical or poses a risk of contamination.
  • Suitability for Challenging Environments: Floatless level switches can be used in corrosive, hazardous, or high-temperature environments, where traditional switches may be unsuitable or prone to damage.
  • Versatility: Floatless level switches are available in different configurations, allowing them to be used with various substances, including liquids and solids.
  • Ease of Installation and Maintenance: Floatless level switches are often easy to install and require minimal maintenance, resulting in cost and time savings.
Floatless Level Sensor

Get Your Custom Floatless Water Level Sensor Step by Step

If you are thinking of buying one kind of floatless liquid level sensor, you will get the process here to finish your project!



Confirm Medium Type,Temperature & Pressure



Check Tank Type,Material & Size



Type & Working

Tell equipment method,level sensor types and working principle


Function & Output

Give required function & output



2D/3D Prototype Confirmed



Mould Lead Time



Finally, we will make samples and send to customers

Need Help with Easier Level Sensor Solutions? We Are Experts!

FAQ about the Floatless Level Sensor Manufacturer

Yes, we are a leading Liquid level sensor manufacturer, supplier and factory in china.

Of course, we are professional in OEM/ODM projects and we protect all the designs of every client, we will sign NDA to be ensure that we won’t send your artwork to any other clients and won’t sell your OEM items to anyone else. Any questions please send us your inquiry.

Yes, we provide PDF technical drawing by CAD on general. However, if you need 3D drawing to match with your 3D drawing to confirm if our developed product is suitable, we can provide 3D drawings by Solidwork and so on.

Yes, we have our R&D teams, hardware and software, lab equipment and instruments to design and develop new product for every customer.

Yes, we have ISO9001 quality management system and IATF 16949 quality management system to control our water level sensor quality. We also have CE and UL certification to fulfill European and North American markets.

Aether level sensor MOQ is 1 pc. We are willing to give samples for our every customer if you are interested in establishing good and long relationship with us. The samples lead time is short and it is usually within 3 to 5 days.

We have pvc pipe, bubble bag, foam, custom carton,blister box to make our packaging safe and provide affordable dhl, tnt, fedex for every customer. If you want door to door service, we can give DDP trade term.

Our delivery time is 7 to 15 days on general and payment terms can be T/T, D/P,L/C and so on.

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