801: Visual Refrigeration Training Unit 802: Commercial Refrigeration Training Unit 804: Hermetic Refrigeration Training Unit 805: Advanced Refrigeration Training Unit 808: Reverse Cycle Refrigeration and Air Conditioning Training Unit 810: Automotive Air Conditioning Trainer 811: Advanced Training Unit for Fault Location 812: Water Chiller Training Unit 816: Absorption Refrigeration Demonstrator R434: Vortex Tube Refrigerator
