P220G Series Valves Теchnical Specification Flow 25 mm: 5 -40 gpm / 40 mm: 30-100 gpm / 50 mm: 80-180 gpm Solenoid 50 - 60 Hz Operating Pressure 22 -40 mm : 10-220 PSI / 50 mm: 20 - 220 PSI /  Size 25 мм; 40 мм; 50 мм