GamaTech 110V/220V 15A/7.5A Digital Pressure Switch for Well Water Pumps 230PSI
(Ex.: If the switch is connected to 220v, the pump must be 220v also! – For 220V: both black and red wires are hot, green/yellow wire is ground. – Adjustable hi/low pressure as simple as pressing a button. ).
GamaTech 110V 145PSI Digital Pressure Controller Well Water Pump Switch
Adjustable hi/low pressure as simple as pressing a button. The digital display shows the actual pressure, so there is no need for other pressure gauges. Use thread sealant tape to prevent any leaks.