ST800X differential pressure control valve

· For the air conditioning system for / between backwater ensure differential supply / return between improving system utilization. 

· Maintain accurate constant pressure, can reduce system noise and excessive differential pressure equipment damage. 

· Pressure Rating:. PNlO PN16, PN25 

· Diaphragm: DN20 ~ 450 

· Piston: DN500 ~ 750 

· Medium temperature: 0 ~ 80 ℃