Holidays and Traditions What refrigerant is compatible with R12? What refrigerant is compatible with R12? R134a What is the replacement for R502 refrigerant? R404A refrigerant Can you still get R12 refrigerant? International manufacturing of new R12 ceased in 1996, but existing R12 can still be reclaimed and purified. ... In the automotive world, the replacement for R12 was tetrafluoroethane, a hydrofluorocarbon (HFC) branded as R134a.May 7, 2018 Related Posts:What is a substitute for R12 refrigerant?How does an automatic expansion valve work? PDF Thermostatic and Automatic Expansion Valves For RefrigeratorsWhat Freon is compatible with R404A?Can you still buy R12?