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210 Ratings (67% Positive)
  • $15.70

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Hall Effect Water Flow Sensor Switch 0.2-2.5L/min 71.5mm Fluid Counter Meter Flowmeter DC5V

In stock.
Ships from United States.
Fees for brokerage and duty included in price. Most customers receive within 7-32 days.
  • [Size]: Cable Length: 340mm / 13.4 inch; Tube Inner Diameter: 4mm / 0.16 inch; Tube External Diameter: 6mm / 0.24 inch;[Durable]: Light weight, small size, easy to install, water-proof design.


1. The Water Flow Sensor is light, nimble outline, small size and easy to install. The bearings used in the rotating part. All materials are in line with SGS testing standards.

2. There is an integrated magnetic hall effect sensor that outputs an electrical pulse with every revolution. The hall effect sensor is sealed from the water pipe and allows the sensor to stay safe and dry.

3. Three wire connection: Red for positive, black for negative, yellow for pulse signal.



Color: White

Material: Plactic

Switching Voltage: DC5V

Switching Current : 10mA

Flow Range: 0.2-2.5L/min

Ingress Protection Rating: IP65

Maximum water pressure: 0.8MPa

Cable Length: 340mm / 13.4 inch

Liquid Temperature: Not More Than 60C

Tube Inner Diameter: 4mm / 0.16 inch

Tube External Diameter: 6mm / 0.24 inch

Total Size: 71.5 x 40mm / 2.8 x 1.6 inch(L*W)


Package Included:

1 x Water Flow Sensor



1. Installed in accordance with flow direction in the back of product, otherwise there is no signal output.

2. A filter screen must be installed at the inlet of the sensor, in order to avoid particles and debris entering the sensor.

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