Scroll Hermetic compressor international brand-free maintenance; Electrical elements and refrigeration components are used from world-renowned;Industrial and durable design with stainless steel water tank and high-lift pumps;Wide range of variable chilled water temperature to meet the industrial requirements throughout whole year;Designed as an independent refringeration circuit,each compressor corresponding to one refrigeration circuit;Friendly choose to use environmentally R134a or R407C Refrigerant.