If you want to fix it on the inner side of the sink, you should take care to avoid the float ball hitting the groove wall. Water Channel Pressure: Equal to atmospheric pressure. Such a switch has two circuits of A.B.
220V Double Float Suspension Automatic Liquid Level Controller Pump Switch 7❀
_Double Float Suspension Automatic Liquid Level Controller Pump Switch 70‑AB
Double Float Suspension Automatic Liquid Level Controller Pump Switch 220V♫
、Double Float Suspension Automatic Liquid Level Controller Pump Switch 70‑AB
Double Float Suspension Automatic Liquid Level Controller Pump Switch 70-AB^
220V Double Float Suspension Automatic Liquid Level Controller Pump Switch OU