Flow Switch, 220V Automatic Flow Switch, G3/4-G1/2 Thread Adjustable Flow Sensor Pressure Water Flow Control Switch, Suitable Liquid: Water or Other Liquid with Similar Physical and

Flow Switch, 220V Automatic Flow Switch, G3/4-G1/2 Thread Adjustable Flow Sensor Pressure Water Flow Control Switch, Suitable Liquid: Water or Other Liquid with Similar Physical and

GREDIA G1-1/2" 1.5" Water Flow Sensor Food-Grade Switch Hall Effect Flowmeter Fluid Meter Counter 5-150L/min

GREDIA 3/8" Quick Connect Water Flow Sensor Food-Grade Switch Hall Effect Flowmeter Fluid Meter Counter 0.3-10L/min (Pack of 2ï¼â€°