Cylinder Number Refrig. Name Application Color Residential, R-22 Light Monochlorodifluoromethane commercial Green and industrial R-11 replacement R-123 Light Dichlorotrifluoroethane for Gray centrifugal chillers Medium R-124 Deep Chlorotetrafluoroethane pressure Green chillers Medium R-401A Coral R-22 + R-152a + R-124 temperature Red systems Transport refrigeration, R-401B Mustard R-22 + R-152a + R-124 domestic Yellow refrigerators Ice machine, vending, R-402A R-22 + R-125 + R-290 supermarket Light and food Brown service Supermarket, R-402B R-22 + R-125 + R-290 food service Green and transport Brown HFCs Cylinder Number Refrig. Name Application Color
Number Cylinder Color Refrig. Name Application R-22 Light Green Monochlorodifluoromethane Residential, commercial and industrial R-123 Light Gray Dichlorotrifluoroethane R-11 replacement for centrifugal chillers R-124 Deep Green Chlorotetrafluoroethane Medium pressure chillers R-401A Coral Red R-22 + R-152a + R-124 Medium temperature systems R-401B Mustard Yellow R-22 + R-152a + R-124 Transport refrigeration, domestic refrigerators R-402A Light Brown R-22 + R-125 + R-290 Ice machine, vending, supermarket and food service R-402B Green Brown R-22 + R-125 + R-290 Supermarket, food service and transport HFCs Number Cylinder Color Refrig. Name Application
Refrigerant%20cylinder%20colour%20guide.docx