Flow range and measurement Flow range: 5–150 L/min. This DN40 G11/2 Water Sensor Switch Hall Effect meter Turbine meter provides efficient and accurate water flow measurement within this range. Size and compatibility Connection and size: DN40 with G11/2 thread for standard piping compatibility. Sensor type and performance Type: Hall Effect sensor switch combined with turbine meter for reliable flow reading. Material and durability Material: Plastic construction designed for longlasting performance. Safety and compliance Compliance: All raw materials conform to the ROHS test standard; safe and reliable in various environments. Applications and versatility Wide application: Suitable for petrochemical industry, residential area control, waterworks, farmland and garden irrigation, and other uses. Its versatility makes it a reliable choice for different purposes. Practical use scenarios Irrigation systems in farms and gardens to measure water flow and optimize irrigation control. Municipal waterworks or residential area water supply systems to monitor and regulate flow. Petrochemical plant process lines requiring reliable flow sensing and switch signaling.