PP Plastic Ball Float Switch – 12V–110V Water Level Sensor
PP Plastic Ball Float Switch – Liquid Level Sensor for Tanks, Aquariums & DIY Projects
Keep any tank, reservoir, or water system running efficiently with this compact and reliable PP Plastic Ball Float Switch. Designed for wide voltage compatibility (12V–110V DC), this liquid level sensor automatically detects water levels and can actuate a pump, alarm, indicator, or any connected device — making it an essential component for home, garden, and industrial applications.
Made in Mainland China.
Key Features
- High-Reliability PP Plastic Float: Constructed from premium polypropylene (PP) plastic for long-lasting durability and resistance to corrosion.
- Chemical Resistant Leads: Two high-temperature-resistant wires with excellent anti-acid, anti-alkali, and anti-fungal properties — ideal for hot, humid, and chemically varied environments.
- Multi-Point Control: A single unit supports multi-point liquid level control, reducing wiring costs and improving system reliability compared to traditional level switches.
- Duckbill Mount Design: The duckbill bracket allows flexible installation to suit different tank orientations and project needs — quick to fit, easy to adjust.
- Widely Compatible: Perfect for water dispensers, water purifiers, water heaters, solar systems, air-conditioning humidifiers, coffee machines, small refrigerators, hydroponics, aquariums, pet water bowls, fish tank filtration, and more.
Technical Specifications
- Contact Rating (Max): 10W
- Switching Voltage (Max): 110V DC
- Switching Current (Max): 0.5A
- Carry Current (Max): 1A
- Contact Resistance (Max): 100Ω
- Breakdown Voltage: 12V / 24V / 220V (relay required for higher voltages)
- Operating Temperature: -10°C to +60°C
- Material: PP Plastic
- Package Includes: 1× Water Level Float Switch
Common Applications
- Hydroponics & gardening irrigation systems
- Saltwater & freshwater aquarium level control
- Pet water bowls & automatic refill systems
- Fish tank filtration & heating control
- Water heaters & solar energy systems
- Industrial, agricultural & automotive anti-dry protection
- DIY plumbing & electronics projects
Note: Color may vary slightly from images due to monitor settings. Minor dimensional variance (±1–2mm) is normal due to manual measurement.
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Frequently Asked Questions
Q: What voltage range is this water level float switch compatible with?
A: This PP plastic ball float switch supports a switching voltage of up to 110V DC and a switching current of up to 0.5A. For higher breakdown voltages (12V, 24V, or 220V systems), you will need to pair it with a relay for safe operation.
Q: What liquids can this float switch be used with?
A: The float switch is made from chemical-resistant PP plastic with anti-acid, anti-alkali, and anti-fungal lead wires, making it suitable for water, mild chemical solutions, and various oils. It is commonly used in aquariums, hydroponics, water heaters, humidifiers, and similar liquid-handling systems.
Q: Is this float switch easy to install?
A: Yes — the duckbill bracket design allows for flexible and straightforward installation in different tank orientations. It also supports multi-point control configurations, so a single switch can be used to manage several liquid level trigger points, keeping wiring simple and cost-effective.
Q: Can I use this switch for my fish tank or aquarium?
A: Absolutely. This float switch is well-suited for freshwater and saltwater aquariums, fish tank filtration systems, powerhead control, and automatic top-off setups, making it a great addition to any aquarium DIY project.