FS-IR02B Diameter 14MM Water Protection Water Level Sensor Photoelectric Water Level Sensor


In stock

SKU: 1150752
  1. Model: FS-IR02
  2. Type: Photoelectric Liquid Level Sensor
  3. Operating Voltage: 5V DC
  4. Output Current: 12mA
  5. Operating Temperature: – 25 ~ 105 °C
  6. Material: Polycarbonate


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

FS-IR02 Water Sensor Module, a corrosion-resistant probe is easily mounted and can handle high temperature and high pressure.

This is a photoelectric liquid level sensor that is operates using optical principles. The advantages of this are good sensitivity and no need for mechanical parts – meaning less calibration! The corrosion resistant probe is easily mounted and can handle high temperature an high pressure. The sensor is equipped with an interface adapter for compatibility with the DFRobot “Gravity” interface.

Note: Avoid placing the sensor near bright lights or in direct sunlight as these can cause interference


  1. Compact structure and small size
  2. High precision of liquid level control
  3. High reliability and long life
  4. Easy to use

Package Includes:

1 x Photoelectric Water Level Sensor



Product Type

Photoelectric Liquid Level Sensor

Operating Voltage(V)


Max Output Current (mA)


Operating Temperature (°C):

– 25 ~ 105 °C

Low level output

< 0.1 V

high level output

> 4.6 V

liquid level detection output

±0.5 mm



Measuring range

No limit

Shipping Weight 0.012 kg
Shipping Dimensions 10 × 6 × 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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Questions and answers of the customers

  1. 0 votes
    Q Will the sensor give digital output or analog output? answer now
    Asked by puneeth.kvsk on May 15, 2023 7:56 pm

    It will give the analog output.

  2. 0 votes
    Q What is the measuring range? answer now
    Asked by Nitin on April 20, 2023 5:44 pm

    This Photoelectric Water Level Sensor has no li... Read more

Only registered users are eligible to enter questions
Country Of Origin: China

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