Chemical Name or Components: R-22 (60%), R-124 (25%), R-142b (15%) Chlorodifluoromethane, 1-Chloro-1,2,2,2-Tetrafluoroethane, 1-Chloro-1,1 Difluoroethane
Pressure Temperature Chart: R-409A
Best for use in: A blend of R-22, R-142b and R-124 intended for retrofitting R-12 and R-500 systems. Applications include many medium temperature refrigeration systems, vending machines, refrigerators, positive displacement chillers, humidifiers, and other systems using R-12 or R-500. Includes R-22, an HCFC compound and is on the EPA phaseout schedule to cease production as of 12/31/2019.
Common Alternative: R-12