Ampflow e30 400 79mm diameter 3in 24v motors and gearboxes ampflow e30 400 the ampflow e30 400 motor is designed to give the best possible performance at the lowest possible priceusing ferrite magnets and with a nominal voltage of 24v the motor has a peak power of 21hp making it ideal for heavy duty robotics motorised vehicles and automation applicationsthe motor is mounted using 8 32 thread screws not includeda 9 tooth sprocket and key order code 37 0289 suitable for the motor s