PVDF Single Float Ball Control Water Level Switch 0-110V/0-220V Tank Liquid Water Level Sensor
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Product Highlights
- Superior Chemical Resistance: PVDF material resists acids, alkalis, and corrosion, safe for food contact.
- Customizable Dimensions: Tube length available from 45mm to 600mm to fit various tank sizes.
- Lightweight & Durable: Low density ensures sufficient buoyancy; impact-resistant and crack-free.
- Low Maintenance Cost: Smooth surface prevents scaling; minor damage repairable with special glue.
- Versatile Applications: Ideal for household tanks, industrial storage, and sewage treatment systems.
- OEM/ODM Services: Full customization available from samples, designs, or minor adjustments.
- Fast Shipping: Guaranteed shipment within 3-5 working days after payment confirmation.
Product Attributes
- Customization
- Available
- Installation Type
- Wall-Mounted Type
- Sensing Type
- Level Controller
- Model NO.
- PVDF Single Float Ball
- Contact
- Contactless
- Output Signal Type
- Analog Type
- Production Process
- Normal Wirewound
- Material
- PVDF
- Measuring Medium
- Humidity
- IP Rating
- IP20
- Certification
- CE
- Customized
- Customized
- Type
- Single Float Ball
- Temperature Range
- -50~150℃
- Main Material
- PVDF
- Switching Voltage
- 0-110V/0-220V
- Transport Package
- Plastic and Carton
- Specification
- PVDF
- Trademark
- LUJINXUN
- Origin
- China
- HS Code
- 8516909000
- Production Capacity
- 5000PCS
- Package Size
- 15.00cm * 15.00cm * 10.00cm
- Package Gross Weight
- 1.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of PVDF Single Float Ball Control Water Level Switch 0-110V/0-220V Tank Liquid Water Level Sensor
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Product Description

300mm 0-110V 0-220V 350mm 0-110V 0-220V 400mm 0-110V 0-220V
450mm 0-110V 0-220V 500mm 0-110V 0-220V 600mm 0-110V 0-220V
Product Name | Float Switch Water Level Controller |
Type | Single Float Ball |
Tube Length | 45/75/100/150/200/250/300/350/400/450/500/550/600mm |
Main Material | PVDF |
Working pressure | 0.8Mpa |
Switching voltage | 0-110V/0-220V |
Breakdown current | 1.2Adc-Min |
Breakdown voltage | 250Vdc-Min |
Resistance value | 0.3Ω-Max |
Operating temperature | -50~150℃ |




PVDF is an inert plastic with excellent acid and alkali resistance. It has no reaction to common media such as water, alcohol, detergent and fertilizer solution, and is not easy to be corroded or dissolved. It is suitable for use in scenes containing weakly corrosive liquids such as agriculture and light industry, and there is no risk of heavy metal precipitation, which meets the food contact safety standards.
Good temperature resistance and wide application range.
It can keep stable performance in the temperature range of-20℃ to 80℃, and it can not only adapt to the outdoor low temperature environment in winter, but also tolerate moderate temperature liquids such as domestic hot water and industrial circulating water, which is not easy to deform at high temperature and has a longer service life.
Lightweight texture and balanced strength.
The density is much lower than that of water, the buoyancy is sufficient and the weight is light, and the load-bearing requirements for equipment are low during installation; At the same time, it has a certain impact resistance, and it is not easy to crack due to collision and extrusion at room temperature, which is suitable for scenes with frequent operation or slight vibration.
Controllable cost and simple maintenance.
The price of PVDF raw materials is close to the people, the production process is mature, and the product cost is lower than that of stainless steel or engineering plastic floating balls; The surface is smooth and not easy to scale, and the daily maintenance only needs to be washed regularly to remove impurities. If there is non-fatal damage, it can be repaired by PP special glue, and the comprehensive use cost is low.
Environmental assessment: Understand the liquid properties of the use environment in detail to ensure that it is consistent with the application scope of PVDF plastic floating ball. At the same time, measure the size of the liquid storage container, determine the highest and lowest positions of the liquid level, and determine the installation height and connection mode of the floating ball accordingly.
Product inspection: carefully check the appearance of the floating ball to see if there is any damage problem. Manually test the flexibility of the connection parts to ensure that the floating ball can float freely without external force and the internal structure is free from jamming.
Installation process
Threaded connection and installation: If the floating ball is equipped with a threaded interface, align it with the threaded interface reserved by the equipment, and slowly tighten it clockwise. Pay attention to winding a raw material belt or installing a sealing gasket at the interface to prevent liquid leakage. After installation, ensure that the floating ball can freely rise and fall in the direction of liquid level change without being hindered by surrounding components.
Connecting and installing the connecting rod: pass one end of the connecting rod through the connecting hole or clamping groove of the floating ball and firmly fix it with screws, buckles and other accessories. Then connect the other end of the connecting rod with the corresponding mounting bracket on the equipment, and adjust the length of the connecting rod so that the liquid level control device can be triggered to open when the floating ball is at the lowest liquid level; When the floating ball rises to the highest liquid level, the control device closes accurately. During installation, ensure that the connecting rod is vertical and free to move.

Household water tank and solar water heater: the floating ball is linked with the valve. When the water level reaches the set height, the floating ball drives the valve to close and stop the water inflow; When the water level drops, the valve is reopened to replenish water to avoid water overflow or dry burning.
Toilet water tank: the float ball controls the water inlet valve. When the water level in the water tank is low, the water inlet valve will be closed after the water level reaches the preset position, so as to ensure that the water tank can be automatically filled with appropriate water after flushing.
Industrial production:
All kinds of liquid storage tanks: the floating ball level gauge can monitor the liquid level in the tank in real time and transmit it to the control system through mechanical or electronic signals, and give an alarm when the liquid level is too high or too low to ensure production safety.
Sewage treatment: In the sedimentation tank, regulating tank and other facilities, the floating ball is used to monitor the liquid level and control the start and stop of the drainage pump to ensure the stable operation of the sewage treatment process.
We guarantee to ship out within 3-5 working days after payment confirmed.
If there is any unexpected situation,we will contact you as soon as possible.

Located at Shipai-Dongguan, it`s established in 2019. Through the years we have taken the trust from customers from all over the world. Our main products have thermocouple, cartridge heater, immersion heaters, silicone heaters, band heater and heating elements. We have excellent craftsmanship, reliable security, good value and good after-sale service.
Enterprise philosophy: Customer and quality first, product quality is the vitality of an enterprise.
If you are unhappy with service or any other problem,Please contact us before leaving feedback,and we will resolve the issue immediately.
Customer's satisfaction is our goal!
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASI252834". Items marked "" are certified.
Company Profile
Dongguan Lujinxun Electric Heating Appliance Co., Ltd. is nestled in Shipai Town, Dongguan-a city renowned for its robust manufacturing ecosystem and convenient transportation networks. Since our establishment in 2019, we have steadily grown into a trusted name in the electric heating industry, earning the confidence of clients spanning across Europe, North America, Southeast Asia, and beyond.
Our product portfolio is designed to cater to diverse industrial and commercial heating needs, encompassing high-precision thermocouples, durable cartridge heaters, efficient immersion heaters, flexible silicone heaters, reliable band heaters, and a range of custom heating elements. Each product is a testament to our commitment to excellence: From the selection of premium raw materials to the implementation of advanced production techniques, we ensure every item meets stringent quality standards. Our craftsmanship shines through in the precise temperature control, long service life, and energy efficiency of our heaters, while rigorous safety testing guarantees compliance with international certifications, giving customers peace of mind in every application.
Beyond superior products, we take pride in offering exceptional value-balancing top-tier quality with competitive pricing to deliver cost-effective solutions. Our dedicated after-sales team stands ready to provide timely technical support, troubleshooting assistance, and maintenance guidance, ensuring seamless user experiences long after purchase.
Guided by our core philosophy-"Customer and quality first"-we firmly believe that product quality is the lifeblood of an enterprise. This belief drives our continuous investment in research and development, enabling us to innovate and adapt to evolving market demands. Whether serving large-scale industrial facilities or specialized small businesses, Lujinxun remains committed to forging lasting partnerships through integrity, reliability, and a relentless pursuit of heating excellence.
About Our Factory & Business Background
-
Business Type
- Trading Company
- Address
- No. 2, Yangwu Second Road, Xiasha Village, Dongguan, Guangdong, China
-
Plant Area
- 600 square meters
-
Number of Employees
- 7
-
Registered Capital
- 500,000 RMB
-
Terms of Payment
- LC, T/T, Western Union, PayPal, D/P, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays, one month
Off Season Lead Time: within 15 workdays, one month -
Nearest Port
- Shenzhen Port
-
Minimum Order Quantity
- 1 Pcs
-
Supply Chain Partners
- 1
Our Production Capability & Technical Expertise
-
Main Products
- Water/Air Heating Element, Cartridge Heaters, Band Heaters, Thermocouple, Silicone Heating Plates.
-
QA/QC inspectors
- 1 people
-
Inspection Type for Finished Products
- Random inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Finished product checked by packing staff
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 1 people
-
Traceability of Raw Materials
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2019-11-01
-
Export Year
- 6 Years
-
Main Markets
- North America, South America, Europe, Southeast Asia/ Mideast, Africa, East Asia(Japan/ South Korea), Australia, Domestic
-
Repeat Buyers Choice
- 50%~80%
-
Number of Foreign Trading Staff
- 2
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- No
Our Certifications, Standards & Industry Recognition
-
Product Certification
- CE
-
Cooperated with Fortune 500
- No
FAQ
- Can the tube length be customized?
- Yes, lengths range from 45mm to 600mm and can be customized.
- Is the PVDF material safe for food contact?
- Yes, it meets food contact safety standards and has no heavy metal precipitation.
- What is the minimum order quantity?
- The minimum order quantity is 1 piece.
- How long does shipping take?
- We guarantee shipment within 3-5 working days after payment is confirmed.
- Does the product support OEM or ODM?
- Yes, we offer full customization, minor customization, and flexible customization options.
- What is the working pressure rating?
- The maximum working pressure is 0.8 Mpa.
- What certifications does the product have?
- The product is CE certified.
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