Grundfos Circulator Pump, TP Series, Model: TP 40-240/2, 63 gpm Flow Rate, 78.74 ft Maximum Head, 208-230/460 V, 60 Hz, 145.04 psi Maximum Pressure, 3450 rpm Motor Speed Rating, 1-1/2 hp, 1-1/2 in Connection, US Flanged Connection, 3.86 in Impeller Diameter, 3 ph Phase, 2 Poles, 5 to 284 deg F, Iron, 17.46 in H x 13.5 in W, Additional Information: F Insulation Class, 1-Stage, TEFC Motor, Stainless Steel Impeller Material, Domestic