CL-7000 ONE TIME-USE Cleaning Cartridge for Kangen water machine SD501HG - Original Model(not Compatible with HG-N Models) HG Original Model ONE TIME-USE Cleaning Cartridge for Kangen water machine SD501HG MW7000 Leveluk Leveluk DX LevelukDXII Leveluk Jr Leveluk JrII Leveluk Super 501 Leveluk SD501 Made in Japan