Miele SES 105 (SES105) Crush-Proof Electric Vacuum Cleaner Hose for Miele S300 and S400 Series Crush-Proof Hose - Don't Worry About Crushing Your Hose If You Accidentally Step On It Electric Hose - Electric Runs through the Hose to Power the Powerhead On/Off Switch - Allows the User to Turn the Powerhead On and Off so they can go from Carpeting to Bare Floors and vice-versa Made for the Miele S300 and S400 Series.