BRAND NEW!!! An AC electric motor is an electrical machine that converts AC electrical power energy into mechanical energy. Due to the great development of AC power systems, AC motors have become the most commonly used motors. The listing is brand new 2.2 KW Electric Motor for air compressor. A 115/230 volt electric motor that turns at 3450 RPM. A single phase motor that has a rigid base and 5/8 inch keyed shaft. This is a 3 hp SPL electric motor that is commonly used for home and small shop air compressors. Attention! Not all 3 hp motors are exactly the same. So, with the new motor you're purchasing, it's vitally important that you match up the specs on your old motor. All of the information you need to know can be found right on your electric motors nameplate/sticker, which usually can be found on the side of the motor. Model: CM03256 Type: SPL Phase: Single phase, 2 pole Input: 2.2 KW Horsepower: 3 HP Voltage: 115/230 V Amperage: 18/9 fl amps Frequency: 60 Hz Rated speed: 3450 RPM Synchronous speed: 3600 RPM Frame: 56 Frame Shaft diameter: 5/8 inch Keyed shaft Shaft length: 1.875 inch Rotation: CCW (Counter clockwise rotation when viewed from the shaft end. THIS MOTOR IS NOT REVERSIBLE.) Service factor: 1 Efficiency: 80 % Package Content 1 x Electric Motor