Can I use SENSE S2 cassettes in the SENSE S1? Mike Stueve August 31, 2023 19:38 Updated No. SENSE S2 cassettes will not work in the SENSE S1. SENSE S2 cassettes will only work in the SENSE S2 device. Related articles How do I know if I have a WaterGuru SENSE S1 or S2 device? WaterGuru SENSE - Replace Cassette Google Home Integration - WaterGuru won't be available starting June 13th WaterGuru SENSE S2 User Guide Do I need the mesh bag for my WaterGuru SENSE? Comments 0 comments Please sign in to leave a comment.