Pentair Sta-Rite 343001 SuperMax VS Variable Speed Pool Pump, 1 1/2 Horsepower, 115/208-230 Volt, 1 Phase - Energy Star Certified Variable speed technology costs significantly less to operate Ideal for standard pools requiring up to 1.5 hp pump; 110-230v and 50 and 60 Hz capability Real-Time clock with 24-hour memory retention Simple, intuitive user interface is easy to program and operate; easy to access electrical connections for simple installation Three operating speed settings plus override capability