Motor Performance Specifications. This is a new item. The key operational metrics for the 400W motor include: Motor Speed: Generates 80,000 RPM at maximum velocity. Maximum Suction Power: Reaches 33 kPa (Kilopascals) or 120 AW (Air Watts). Operating Voltage: Runs on a 25.2V to 25.9V electrical system.Suction Control: Features 4 distinct suction modes adjustable via an LED touchscreen panel.