YFS301 7-24V Water Flow Sensor Flowmeter 0.3-10L/Min


Out of stock

Approx Restocking Date: 25 to 30 Days
SKU: 1031152
  1. Working voltage: DC1.8-7V(low consumption version),7-24V(regular version), 7-24V(PLC version)
  2. Rated voltage:  7 to 24 V
  3. Pulse output duty cycle: 50+-10%
  4. Insulation resistance: 100M Ohm and above
  5. Input/Output Diameter: 9.5mm


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Brand: sea
Category: Water TDS, pH, Flow, Level and Pressure Sensor
Tags: Water Flow Sensor

This is a YFS301 7-24V Water Flow Sensor Flowmeter 0.3-10L/Min.YFS301 hall effect water flow sensor is a light, nimble outline, small size, and easy to install. All materials are in line with SGS testing standards.  There is an integrated 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.  Stable, high temperature, low water pressure start. Three wires connection: Red for positive, black for negative, yellow for pulse signal.


Water heater, washing machine, boiler, electromagnetic water heater, water dispenser, water purifier, R.O. machine, U.F. machine, coffee machine, water machine, water machine control, water control machine, beer machine, beauty equipment, shower equipment, electrolytic water machine, energy engineering, heat pump, IC meter, steam equipment, irrigation equipment, water system, campus card self-service sale (sell) water machine, washing machine, automatic washing equipment, water treatment equipment, water dispensing equipment, cooling system, circulation system, intelligent toilet (toilet), bidet, mechanical equipment, heating equipment,  Pharmaceutical (agents) equipment, etc.


  1. When magnetic material is close to the sensor, its characteristics may vary.
  2. In order to avoid particle debris, the sensor must be installed after a filter.
  3. The flow sensor can be installed in any direction. it has to avoid a strong vibrating and shaking environment, so as not to affect the accuracy.


  1. Lightweight, Small in size, easy to install.
  2. With stainless steel axis in the wheel, abrasion-resistant.
  3. Sealing ring design to prevent water leaks.
  4. Compliant with RoHS standard.
  5. Wide range of applications.

Package Includes:

1 x YFS301 7-24V Water Flow Sensor Flowmeter 0.3-10L/Min

Working voltage(V)

DC1.8-5V(low consumption version),7-24V(regular version), 7-24V(PLC version)

Input/Output Diameter(mm)


Pulse output duty cycle


Insulation resistance(Ohm)

100M Ohm

Max Pressure(Mpa)


Wire length(cm)

15 cm

Wire end connection

SM2.54 Plug/XH2.54 plug

Operating Temperature (°C)

-20 to 60

Length (mm):


Width (mm):


Height (mm):


Weight (g):


Shipping Weight 0.043 kg
Shipping Dimensions 6 × 4 × 2 cm
15 Days Warranty

This item is covered with a standard warranty of 15 days from the time of delivery against manufacturing defects only. This warranty is given for the benefit of Robu customers from any kind of manufacturing defects.  Reimbursement or replacement will be done against manufacturing defects.

What voids warranty:

If the product is subject to misuse, tampering, static discharge, accident, water or fire damage, use of chemicals & soldered or altered in any way.

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Country Of Origin: China