FLOWSPEC J145X diaphragm type electrically operated valve is mounted on various water supply system pipes, it depends on the electrical signal or manual to open or close valve. J145X diaphragm type electrically operated valve control is quick and accurate but smooth which protect the pressure from water hammer. J145X diaphragm type electrically operated valve close speed is adjustable. J145X diaphragm type electrically operated valve adopts three phase solenoid valve which is easy maintenance.