2.5 hp 3450 RPM 56Y Frame 230V Square Flange Pool Motor US Electric Motor # EB840 2.5 HP 3450 RPM, 11.5 amps, 230 Volts; 60hz. Automatic Overload Protection - Service Factor 1.04 Non-Reversible - CCW Rotation facing the shaft Open Drip Proof - Ball Bearings 56Y Frame-Square Flange; 5/8" diameter threaded stainless steel shaft