Flow Liquid Sensors of 2025
Best Choice1
SolimetaSolimeta Liquid Water Oil Water Flow Sensor Switch Paddle Type SPDT R3/4 250V 15A IP54 HFS-20 Red
Main highlights- Wide Fluid Compatibility
9.8Exceptional
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Value for Money2
uxcelluxcell 8mm Hall Effect Liquid Water Flow Sensor Switch Flow Counter Meter 1.2-12L/min SEN-CL08C
9.9 Durability9.9 Easy installation9.7 materials QualityWhy we love it
Stable at high temperatures and low water pressure.
Durable brass material, compact, and easy to install.
Meets SGS testing standards for safety and quality.
9.7Exceptional
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3
GREDIAGREDIA 3/8" Oil Flow Sensor High Density Liquid Food-Grade Switch Hall Effect Flowmeter Fluid Meter Gear Counter Connect Hosepipe 5-600L/H for Fuel Gasoline Diesel Milk Detergent Water
Main highlights- This product is mainly used for liquids with high concentration such as milk, detergent, diesel oil, motor oil, chemical industry and paint.
- Material: food grade plastic, all raw materials conform to the ROHS test standard
- G3/8 inch, connect to a hosepipe, interface diameter:12.6mm
- Flow range: 5-600L/H, Power supply: 3.5-12V
- F = (2.5* Q) ± 1%, Q=L/Min, error: ± 1%, Working liquid temperature range: 0-80℃ (0-176°F)
9.6Exceptional
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4
GREDIAGREDIA 1/2" Water Flow Sensor Food-Grade Switch Hall Effect Flowmeter Fluid Meter Counter 1-30L/min
Main highlights- Working voltage: DC 5-24 V, F=（7.5*Q）±2%, Q=L/Min
- Wide application: It is mainly used in water heater, coffee machine, water purifier, drinking fountain, beverage machine, campus smart card equipment, etc.
- Material: food grade plastic, all raw materials conform to the ROHS test standard
- Flow range:1-30L/min, Water Pressure: ≤1.75Mpa
- Connect to G1/2 inch BSPT male thread, hall effect
9.5Excellent
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5
uxcelluxcell 1/4in Quick Connect Hall Effect Liquid Water Flow Sensor Switch Flowmeter Counter Meter DC5V 0.05-0.8L/min
Main highlights- Three wire connection: Red for positive, black for negative, yellow for pulse signal.
- The water flow sensor is applied for water heater, and can be used as flow switch.
- Maximum water pressure:0.35MPa, flow range: 0.05-0.8L/min
- Light weight, small size, easy to install.Hall element is imported, water-proof design to prevent water ingress,The inside of the impeller is inlaid with a stainless steel shaft and is always wear-resistant.
- Application:water heater thermostat, water purifier, boiler, water dispensers, coffee machines, smart card equipment, the boiler and so on.
9.4Excellent
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6
uxcelluxcell G1/2" Hall Effect Liquid Water Flow Sensor Switch Flowmeter Counter Meter DC 5V 60mm 1-30L/min SEN-HZ21WI
Main highlights- The water flow sensor is applied for water heater, and can be used as flow switch.
- Stable, high temperature, low water pressure start.
- Flow Range: 1-30L/Min; Maximum Water Pressure: 1.75MPa
- Brass material, small size, easy to install.Hall element is imported, water-proof design to prevent water ingress,The inside of the impeller is inlaid with a stainless steel shaft and is always wear-resistant.
- All materials are in line with SGS testing standards.
9.3Excellent
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7
uxcelluxcell 1/4" Hall Effect Water Flow Sensor Switch Flowmeter Counter Fluid Meter DC5V 0.15-1.5L/min SEN-HW06K
Main highlights- Three wire connection: Red for positive, black for negative, yellow for pulse signal.
- The water flow sensor is applied for water heater, and can be used as flow switch.
- Maximum water pressure: 1.2MPa, flow range: 0.15-1.5L/min.
- Light weight, small size, easy to install.Hall element is imported, water-proof design to prevent water ingress,The inside of the impeller is inlaid with a stainless steel shaft and is always wear-resistant.
- All materials are in line with SGS testing standards.
9.2Excellent
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8
DIGITENSENSTREE G3/4" Brass Water Flow Sensor, Hall Effect Liquid Flow Meter Flowmeter Counter 1-30L/min
Main highlights- International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.
- G thread G3/4" male to fit on your water pipe well. The flowmeter can be used in a wide range of instruments to measure the flow of fluid in pipes.
- Flow range: 1-30L/min, working voltage range: DC5-15V,max working pressure: 1.75MPa.
- Can use for Water heaters, credit card machines, water vending machine, flow measurement device.
9.1Excellent
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9
uxcelluxcell G3/4 Hall Effect Liquid Water Flow Sensor Switch Flow Meter Counter Meter 2.5-30L/min SEN-CL43W6
Main highlights- The water flow sensor is applied for water heater, and can be used as flow switch.
- Stable, high temperature, low water pressure start.
- Flow Range: 2.5-30L/mi; Maximum Water Pressure: 1.75 Mpa
- Brass material, small size, easy to install.Hall element is imported, water-proof design to prevent water ingress,The inside of the impeller is inlaid with a stainless steel shaft and is always wear-resistant.
- All materials are in line with SGS testing standards.
9.0Excellent
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10
GenericEPTTECH Hall Effect Liquid Flow Sensor FM-HL2218 30-80ml/min Coffee Machine Water Dispenser Small Flow Controller Micro Flow Range Volume Water Flowmeter with Hall Magnet, Pack of 2
Main highlights- Working Voltage is 3-24V DC
- System should be cleaned after an appropriate time
- Pressure resistant is 100 KPa
- Operating Temperature is 0-65℃
- Notice the mounting position of the flowmeter.
- Min/max flow should be within the linear range of the flowmeter.
- Flow range：30-80ml/min
- 50000h working life, the long life maintenance
- 1 YEARS WARRANTY:EPTTECH has provided liquid detection solution for over 20 years.1 years gurranty for longterm service.
8.9Very Good
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