Honeywell Home Zone Valve, 5000 Series, 1 in Nominal, C Connection, Number of Ways/Position: 2-Ways, 300 psi, 3.5 Cv Flow Coefficient (Cv), Manual Operator, Stainless Steel Stem, EPDM Packing, Buna-N Disc, Brass Seat, Brass, Manual Actuator, 15 s Timing, Normally Open, SPST, 0.32 A, 24 V, VA Rating: 7.2 VA, 50 to 200 deg F, 4-3/8 in H x 3-1/2 in W x 2-3/8 in D, Additional Information: 60 Hz Frequency Rating, 125 F Maximum Ambient Temperature, 18 in Lead