0-5V 0-10V or 4-20mA 1/2'' Regulating V port Valve 2 Way Brass/SS304 DN15 Supply Power DC12V For Water Modulating Control

0-5V 0-10V or 4-20mA 1/2'' Regulating V port Valve 2 Way Brass/SS304 DN15 Supply Power DC12V For Water Modulating Control

Aliexpress UK