SF-AAC Miele Active Air Clean filter.
This filter utilizes charcoal to filter odors while you clean.
Miele recommends that this charcoal cassette filter should be changed every fifty hours, or once a year.
Original Miele filter replacement designed to fit:
Miele S4 canisters (S4000 thru S4999)
Miele S5 canisters (S5000 thru S5999)
Examples of Miele canister vacuums that utilize the SF-AAC50 Miele charcoal filter:
Antares, Ariel, Aquarius
Callisto, Capella, Capricorn, Carina
Earth, Gemini, Neptune
Orion, Pisces, Polaris
