Elettrovalvola 12V 24V 220V Aria Acqua Normale Chiusa Elettrica Ottone DC AC 1/4"-2"
12V 24V 220V Electric Solenoid Valve Coil AC DC Copper Coil 1/4" 1/2" 3/4" 1" 2". Water in the outlet pipe of the solenoid valve must not flow back. If backflow is possible, install a check valve. About item.