... insulation packingHigh Efficient Air Cooled Industrial ChillerI.Application :CNCEN brand industrial chiller are the perfect solution ... profile), blow molding, thermoforming, PET, plastic film, and other industrial field : electroplating (surface treatment), medicine, chemical, hydraulic system, ... . Differing Refrigerants:R22, R407, R134a can be supplied on request2. Special voltages: 115V 220V~240V 50 ...