OMJ Water Chiller are adopting refrigeration compressors of Danfoss Maneurop. The water is in stainless steel AISI 304 and turns cold sooner .is non-noises and needs no maintenance in five years . it si the best equipments to make cold water . the lowest water temperature :3C Models: OMJ-100L OMJ-200L OMJ-300L OMJ-500L OMJ-1000L All of model are automatic supply water and they can show where the water arrives .