Pressure Independent Control Valve With Electric Actuator 1 1 2 In. NPT 2 Way 55 GPM Stainless Steel Trim D Categoría_Monitores de Presión del Espacio NPT 2 Way 124 Rango de Presion:0 a 1" w.c. NPT 2 Way 124 CV Plated Brass Trim DCA Profile Modulating Floating(Fail Closed) 24 Vac 1 Aux Switch NPT 2 Way 37 CV Stainless Steel Trim Communicating Sylk (Fail Closed) 24 Vac 2 Aux Switches NPT 2 Way 55 GPM Stainless Steel Trim DCA Profile Modulating Floating(Fail Open) 24 Vac 1 Aux Switch Nema 3R Enclosure Pressure Independent Control Valve With Electric Actuator 1 1 2 In