A50 Electric Turbine A50 12S Kv (rpm/V) 800 Max Power (W) 2500W Max Amp (15sec) 90A Max Efficiency 89% Io (No load A) 1.8A Rm (Resistance) 0.017Ohm Shaft Diameter 6mm Gearbox N/A Motor Diameter 55mm Motor Length 73mm Motor Weight 405g Built in Fan Yes Max Rpm 35,000 Poles 8 Case Smooth ESC Timing 8-15deg ESC Switching Freq. 8KHz