NEW GENERATION HIGH SPEED MOTORS MOTORS NEW GENERATION HIGH SPEED MOTORS Efficient and powerful. Premium wet&dry vacuum cleaners are equipped with the new, extremely efficient and powerful generation of high speed motors. Applied to: ASPIRO 429 SUB ASPIRO 730 STEEL ASPIRO 735 STEEL ASPIRO 150 STEEL ASPIRO 151 PLAST Benefits Advanced mechanical design, compact and lightweight ensuring no loss in performance. More durable: up to 800 working hours. More silent.