Pressure Independent Control Valve With Electric Actuator 2 In. NPT 2 Way 45 GPM Stainless Steel Trim DCA P H221 628 12 GH P1 E4 S1 0 200 PSIG Rango de Presion:0 a 1" w.c. 628 12 GH P1 E4 S1 0 200 PSIG 300" de calibre NPT 2 Way 45 GPM Stainless Steel Trim DCA Profile On Off(Fail Closed) 100 250 Vac Pressure Independent Control Valve With Electric Actuator 2 In