YF-B8 1/2″ Brass Water Flow Sensor Hall Effect Pulse Flowmeter 5–18V Arduino

Description �� YF-B8 1/2″ Brass Water Flow Sensor – Hall Effect Pulse Turbine Flowmeter DC 5–18V Overview The YF-B8 Water Flow Sensor is a durable and high-precision 1/2″ (DN15) brass turbine flowmeter with an integrated Hall effect sensor.It accurately measures the rate of water flow and outputs a corresponding pulse signal, which can be read by Arduino, ESP32, Raspberry Pi, PLCs, and other microcontrollers for water monitoring, automation, and flow control systems. Built with a solid brass valve body, this sensor offers excellent durability and corrosion resistance, while the Hall sensor ensures stable and accurate readings across a wide voltage range. ⚙️ Key Features �� High-quality brass construction – corrosion-resistant and durable �� Hall-effect pulse output for precise flow measurement �� Linear response between pulse frequency and water flow rate �� Wide voltage range: operates from DC 5 V to 18 V �� Supports flow measurement up to 30 L/min �� Compact 1/2″ BSP thread design for easy installation �� Compatible with Arduino, ESP32, Raspberry Pi, and PLC systems �� Ideal for smart water management, automation, and IoT applications �� Specifications Parameter Description Model YF-B8 Type Hall Effect Water Flow Sensor Thread Size 1/2″ BSP (DN15) Material Brass Working Voltage DC 5–18 V Output Type NPN Pulse Signal Flow Range 1 – 30 L/min ±3% Pressure Resistance ≤ 1.75 MPa Operating Temperature −20 °C to 100 °C Output Pulse High Level > 4.5 V (at 5 V input) Output Pulse Low Level < 0.5 V Flow Pulse Formula F = (6.6 × Q) ±5%  (Q = L/min) Tightness Test 1.7 MPa water pressure for 1 min, no leakage/deformation Output Resistance 100 MΩ Weight Approx. 100 g Medium Compatibility Water and non-corrosive liquids �� Applications ✅ Water heater and dispenser flow monitoring✅ Smart irrigation systems✅ Water purification and filtration systems✅ Industrial flow measurement and automation✅ Arduino and ESP32 IoT data logging projects✅ Home water usage tracking and control �� Package Includes 1 × YF-B8 1/2″ Brass Water Flow Sensor