
Side-Mounted Duckbill Plastic Float Switch
Duckbill-type plastic float switch designed for precise liquid level control
High sensitivity for accurate and responsive detection
Made from high-quality materials for durability and long-term use
Reliable performance across various operating conditions
Suitable for water heaters, industrial equipment, and agricultural applications

Application
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Water dispensers
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Water purifiers
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Humidifiers
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Aquariums
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Industrial equipment
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Agricultural equipment
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Home appliances (e.g., coffee machines, small refrigerators)
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Automotive applications
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Solar water heaters
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Air conditioning units
Description
The Side-Mounted Duckbill-type plastic float switch is a precision instrument that offers accurate level sensing and control. It is engineered with a high-temperature resistant wire and is suitable for use in both humid and dry environments. With its durable, high-quality PP plastic construction, it guarantees long service life and dependable performance across a wide range of applications. Ideal for use in water heating devices and various industrial and agricultural sectors, this float switch provides a secure and reliable solution for liquid level detection and control.
Features
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Precision Switch: Ensures accurate switching without malfunction.
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High Sensitivity: Quick response and precise activation.
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Temperature Resistance: Built with high-temperature resistant wire for harsh conditions.
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Wide Applicability: Suitable for diverse industries such as home appliances, automotive, industrial, and agricultural equipment.
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Durable Materials: Made with premium PP plastic for long-lasting performance.
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Sealing Design: Enhanced seal and waterproof capability with an anti-oxidation feature.
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Convenient Usage: The duckbill design allows for easy installation and versatile application.
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Acid, Alkali & Fungus Resistance: Built to withstand a variety of harsh environments including exposure to acids, alkalis, fungi, and various oils.
Technical Details
Product Type:
Float Switch
Product Model:
EPC3-EPC8
Material:
PP (Float & Body)
Type:
Side-Mounted Duckbill Plastic Float Switch
Size:
See attached drawing
Operating Temperature:
-10°C to +85°C
Max Contact Rating:
10W (1A1) / 30W (2A1)
Max Switching Voltage:
100VDC (1A1) / 220VDC (2A1)
Max Switching Current:
0.5A (1A1, resistive load) / 1.5A (2A1, resistive load)
Max Breakdown Voltage:
220VDC (1A1) / 300VDC (2A1)
Max Contact Resistance:
≤100mΩ
Applicable Density
0.65x10³kg/m³
Accessories
What is the installation type of this float switch?
This is a side-mounted float switch, installed on the side wall of tanks or containers, making it ideal for compact spaces and small tanks.
Why is it called a “duckbill type” float switch?
The float has a flattened, elongated shape similar to a duckbill, allowing it to operate in limited spaces and respond quickly to liquid level changes.
What should I confirm before purchasing?
You should confirm: Mounting hole size and thread type Tank wall thickness Required switching position (high level / low level) Voltage and current requirements Cable length or terminal type
Is it normally open or normally closed?
It can be configured as NO or NC by changing the float orientation during installation.
What liquids can it be used in?
It is suitable for water and general liquids compatible with PP material, including some weakly corrosive media.
Can it be used in high-temperature environments?
PP plastic float switches are generally suitable for low to medium temperature environments (typically below ~85°C). For higher temperatures, stainless steel models are recommended.
What are the advantages of this design?
Compact and lightweight Ideal for small tanks or tight spaces Simple structure with reliable operation Easy installation from the side
Can it directly control pumps or valves?
No. The internal reed switch has limited current capacity. A relay or contactor is required for controlling high-power devices.
What problems may occur if the wrong model is selected?
Possible issues include: Float stuck due to improper installation space Incorrect switching point Material incompatibility with liquid Reduced service life
What applications is this product best suited for?
It is commonly used in: Small water tanks Coffee machines / water dispensers Air conditioning drainage tanks Compact industrial containers



























