Due to its reliability, great quality water and 20 year life expectancy, it is no wonder that the SD501 is Enagic®'s best-selling unit. It produces all 3 types of Kangen Water®, as well as the 4 other types of water.
The SD501 has 7 plates and speaks English.
It has a pH range of 2.5-11.5. It comes with a 5 year warranty.