Amazon.com: HFS(R) 12v Dc Electric Solenoid Valve Water Air Gas, Fuels N/c - 1IN NPT Available (12V DC 1IN NPT) : Industrial & Scientific
Amazon.com: Motorized Ball Valve- 1" Brass Ball Valve with Standard Port, 9-24V DC and 2 Wire Reverse Polarity by U.S. Solid : Industrial & Scientific
HZPXSB DC 3V / 4.5V / 6V / 12V / 24V Piccola Mini elettrovalvola elettrica N/C. Valvola dell'Aria del Gas a 2 Vie normalmente Chiusa a 2 Vie (Size : 12V) : Amazon.it: Fai da te
Amazon.com: Motorized Ball Valve- 3/4" Brass Ball Valve with Standard Port, 9-24V DC and 2 Wire Reverse Polarity by U.S. Solid : Industrial & Scientific
Amazon.com: 1/2" Stainless Steel Electric Solenoid Valve 12V DC Normally Closed : Industrial & Scientific