Sage ClaroSwiss Water Filter  Suitable for the following machines: the Oracle™ Touch (SES990) the Oracle™ (SES980 - Batch 1750 & up) the Bambino® Plus (BES500) the Barista Pro™ (SES878) the Barista Express™ (SES875 - Batch 1735 & up) the Barista Touch™ (SES880) the Dual Boiler™ (BES920 - Batch 1749 & up) the Duo-Temp™ Pro (BES810 - Batch 1738 & up) Please check existing filter or machine batch code to ensure that machine is compatible. Please note that periodic descaling will still be needed with use of water filter, but will be reduced in frequency depending on water hardness.