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Lochinvar® Electric Water Heater, Energy Saver, Series: KSA, 48 gal Tank, 240 VAC, 4500 W, 1 ph, 3/4 in Water Connection, Zinc Plated Copper Sheath Heating Element, 21 gph at 90 deg F Rise Recovery, 150 psi, Tall or Short: Short, ASME Yes/No: No, Glass Lined Steel, 26-1/2 in Dia x 34 in H