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Guide to alternative refrigerant
Commercial and residential air-conditioning long-term replacements
Product Name Type Replace Typical Lubricant Applications
R134a Single ComponentHFC R12, R500 POE,PAG New EquipmentRetrofitsAutomotive AC
R407c(R125/R32/R134a:25%/23%52%) Blend HFC R22 POE New EquipmentRetrofits
R410a(R32/R125:50%/50%) Azeotropic mixtureHFC R22 POE New EquipmentNot for retrofiting
R417a(R125/R134a/R600:46.6%/50%/3.4%)) Blend HFC/HC R22, R500 POE,MO and AB in some applicants POEMO and AB in some applicants
R290 Single ComponentHC R12, R22 POE, MO and AB New Equipment
R245fa Single ComponentHFC R11, R123 POE New Centrifugalchillers
Low and medium temperature commercial refrigeration interim HCFC based replacements
Product Name Type Replace Typical Lubricant Applications
R401a(R22/R152a/R124:53%/13%/34%) Blend HCFC/HFC R12 AB,POE and MO Med Temp Retrofits
R401b(R22/R152A/R124:61%/11%/28%) Blend HCFC/HFC R12, R500 AB, POE and MO Air Conditionersdehumidifiers and Transport Low Temp Refrigeration Retrofits
R402a(R22/R125/R290:38%/60%/2%) Blend HCFC/HFC/HC R502 AB, POE Low and Med Temp Retrofits
R402b(R22/R125/R290:60%/38%/2%) Blend HCFC/HFC/HC R502 AB,POE Ice machines
R406a(R22/R142b/r600a:55%/41%/4%) Blend HCFC/HC R12, R500 MO,AB Automobiel ACLow and Med Temp Retrofits
R408a(R22/R1125/R143A:47%/7%/46%) Blend HCFC/HFC R502 AB,POE Low and Med Temp Retrofits
R409a(R22/R124/R142B:60%/38%/2%) Blend HCFC R12 AB,POE and MO Low and Med Temp Retrofits
Very low temperature commercial refrigerantion long-term replacements
Product Name Type Replace Typical Lubricant Applications
R23 Single ComponentHFC R13, R503 POE New EquipmentRetrofits
R134a Single ComponentHFC R12 POE New Equipment
R404a(R125/R143A/R134a:44%/52%/4%) Blend HFC R502, R22 POE New EquipmentRetrofits
R507(R125/R143a:50%/50%) Blend HFC R502, R22,R402A, R408A POE New EquipmentRetrofits
R417a(R125/R134a/R600:85.1%/11.5%/3.4%) Blend HFC/HC R502, R22 POE, MO and AB in some applications New EquipmentRetrofits
R290 Single ComponentHC R12, R22, R502 POE,MO and AB New Equipment
R600a Single ComponentHC R12, R500 POE,MO and AB New Equipment
NoteMO: Mineral OilAB:AlkylbenzenePOE:Polyol Ester  PAG: Polyalkylene GlycolsDisclaimerThe information proovided herein doesn’t relieve the user from the responsibility of carring out its owm tests and experiments, and the the user assumes all risks and liability for use of the information and results obtain