Pressure Independent Control Valve With Electric Actuator 3 In. NPT 2 Way 30 GPM Stainless Steel Trim DCA P V200 SSV S1F4 SS VL 1 8" 24VDC Rango de Presion:0 a 1" w.c. SSV S1F4 SS VL 1 8" 24VDC A 391 LINE FILTER 1 4 NPT NPT 2 Way 30 GPM Stainless Steel Trim DCA Profile Modulating Floating(Fail Closed) 24 Vac 1 Aux Switch Pressure Independent Control Valve With Electric Actuator 3 In