YF-S201 G1/2 Water Flow Sensor for Arduino

The YF-S201 G1/2 Water Flow Sensor is a compact and reliable sensor module designed for measuring water flow in various applications such as IoT systems, smart irrigation, and DIY projects. It uses a hall-effect sensor to generate digital pulses proportional to the flow rate of water passing through it. These pulses can be easily read by microcontrollers like Arduino, ESP32, ESP8266, Raspberry Pi, and other development boards.

At Electroxbd, Rajshahi, Bangladesh, we provide genuine and high-quality YF-S201 sensors at an affordable price, making it the perfect choice for students, makers, and engineers who want accurate water flow monitoring for their projects.

Features of YF-S201 G1/2 Water Flow Sensor

• Accurate Measurement: Provides consistent readings for water flow rate.

• Wide Voltage Range: Operates between 5V and 18V.

• Durable Build: Made with high-quality plastic and corrosion-resistant materials.

• Easy Integration: Compatible with Arduino and other microcontrollers.

• Compact Size: Fits easily into water pipes with a G1/2 thread.

Technical Specifications

• Model: YF-S201

• Thread Size: G1/2 standard pipe fitting

• Working Voltage: 5V – 18V DC

• Maximum Current: 15 mA at 5V

• Flow Rate Range: 1 – 30 liters per minute

• Output Signal: Digital pulse (hall-effect sensor)

• Operating Temperature: Up to 80°C

• Material: Plastic with stainless steel shaft

• Weight: ~50 grams

• Applications: Smart irrigation, water dispensers, IoT water monitoring, automation systems

Applications of YF-S201 G1/2 Water Flow Sensor

The YF-S201 Water Flow Sensor can be used in a wide range of DIY, industrial, and IoT projects:

• Smart Irrigation Systems – Monitor and control water usage for crops.

• IoT Water Monitoring – Track real-time water consumption.

• Home Automation Projects – Build smart water meters and dispensers.

• Industrial Applications – Monitor flow in cooling systems and equipment.

• DIY Electronics Projects – Educational experiments with Arduino or ESP32.

Working Principle of YF-S201 Water Flow Sensor

The YF-S201 sensor contains a small rotor with blades inside its housing. As water flows through the sensor, the rotor spins. A built-in hall-effect sensor detects the rotation speed and converts it into digital pulses. The frequency of these pulses is directly proportional to the flow rate.

By connecting the sensor’s output pin to an Arduino or ESP32 digital input, users can calculate the exact flow rate in liters per minute (L/min) and even measure total water consumption over time.

Benefits of Using YF-S201 Water Flow Sensor

• Accurate Readings – Ensures reliable water flow measurement.

• Easy to Use – Directly compatible with Arduino libraries and codes.

• Low Power Consumption – Ideal for battery-powered IoT devices.

• Durable and Reliable – Built to withstand continuous water flow.

• Versatile Applications – Can be used in both hobby and professional projects.

Why Buy YF-S201 G1/2 Water Flow Sensor from Electroxbd?

At Electroxbd, we are committed to providing genuine electronic parts to our customers in Bangladesh. Here’s why you should choose us:

• ✅ Trusted Quality – Only original YF-S201 sensors for reliable performance.

• ✅ Affordable Price – Best value for students, makers, and engineers.

• ✅ Nationwide Delivery – Fast shipping across Bangladesh.

• ✅ Local Support – Guidance for Arduino and IoT integration.

• ✅ One-Stop Store – Wide range of Arduino, sensors, and robotics parts.

You can visit our physical store opposite of RH Chhatrabash, Madrasha More, Rajshahi, or order online at electroxbd.com. We also provide direct support via WhatsApp (01600334238).

Final Thoughts

The YF-S201 G1/2 Water Flow Sensor is an excellent choice for anyone looking to measure water flow accurately in their Arduino or IoT projects. Its hall-effect technology ensures precise results, while the compact design makes it easy to integrate into water systems.

Whether you are building a smart irrigation system, a DIY water meter, or a home automation project, this sensor provides the reliability you need.

Order your YF-S201 Water Flow Sensor today from Electroxbd and make your projects smarter and more efficient.

Common Questions:

Q: What is the price of YF-S201 G1/2 Water Flow Sensor for Arduino in Bangladesh?

A: The latest price of YF-S201 G1/2 Water Flow Sensor for Arduino in Bangladesh is 350 BDT.

Q: Where to buy YF-S201 G1/2 Water Flow Sensor for Arduino in Bangladesh?

A: You can buy the YF-S201 G1/2 Water Flow Sensor for Arduino at the best price from ElectroXBD in Bangladesh.