Honeywell VRN2G4SXA102 PRESSURE INDEPENDENT CONTROL VALVE WITH ELECTRIC ACTUATOR – 2-1/2 IN. NPT – 2-WAY – 65 GPM – STAINLESS STEEL TRIM – DCA PROFILE – ON OFF(FAIL OPEN) – 24 VAC – 1 AUX SWITCH – NEMA 3R ENCLOSURE