Pressure Independent Control Valve With Electric Actuator 1 2 In. NPT 2 Way 3 GPM Stainless Steel Trim DCA Control_4 20mA Heating And Or Cooling Control With Rango de Presion:0 a 1" w.c. Heating And Or Cooling Control With Auto Changeover X Housing NPT 2 Way 29 CV Stainless Steel Trim DCA Profile On Off(Fail Open) 100 250 Vac Nema 3R Enclosure NPT 2 Way 3 GPM Stainless Steel Trim DCA Profile On Off(Fail Open) 24 Vac 1 Aux Switch Pressure Independent Control Valve With Electric Actuator 1 2 In