Takagi Built-in Water Purifier Main Unit JH030JA3MLG for JA3-03 Used for about 3 years. This is the unit removed during the regular replacement. There are minor scratches from use, but no noticeable damage. It was in normal use until recently. Two dedicated replacement cartridges These are new. For those who wish to purchase separately: Head: 1800 yen Cartridge: 3000 yen each Please consider this item, understanding that it is a used product. Immediate purchase welcome. Priority will be given to those who purchase, even while comments are being made.