1-30 L/min Water Flow Switch, 1 Pcs New G1/2 Inch Copper Hall Effect, Liquid, Water Flow Sensor, Switch, Flow Meter

Made of high quality copper material, environmentally friendly, very robust and durable to use The G1/2 type water flow sensor has a maximum water pressure of 1.75 MPa and a flow range from 1 l/min to 30 l/min. Three-wire connection: red for plus pole, black for negative pole, yellow for pulse signal There is an integrated Hall effect sensor that emits an electrical impulse at every revolution. The Hall effect sensor is sealed relative to the water pipe and ensures that the sensor remains safe and dry Lightweight, reasonable size, durable performance, low water pressure, easy to apply, safe to use Can be used for water heaters, water dispensers, water purifiers, water dispensers, coffee makers, flow meter, water control machine etc