NEW GENERATION HIGH SPEED MOTORS HIGH SPEED NEW GENERATION 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: GS 3/78 W&D DSF KS 2/78 OPT FM SKYVAC INDUSTRIAL GS 2/62 FM GP 2/72 W&D GS 2/78 W&D GS 1/33 W&D GP 1/35 W&D GS 1/41 W&D GP 2/62 W&D GS 2/62 W&D Benefits Advanced mechanical design, compact and lightweight ensuring no loss in performance. More durable: up to 800 working hours. More silent.