R12 Drop In Replacement Refrigerant

R12 Drop In Replacement Refrigerant

R-12 Replacement Choices .. Retrofit of R-12 Systems to Suva® MP39, Suva® 409A, or Suva® MP66. (and R-500 to Suva® MP66) .. . These refrigerants replace R-12 in refrigeration. .. the last drop of liquid has just boiled. Above this.
Though a number of alternative refrigerants are marketed as "drop-in" replacements for R-12, there is really no such thing as a true drop-in replacement.
At the present time the preferred replacement refrigerant for R12 is HFC RI34a.. However, R134a is not a 'drop-in' replacement for R12 because there is a need to change the compressor lubricant and expansion valve. Changing over from R12 to R134a can therefore be an ex-pensive and time consuming procedure.
The hope of “drop in” refrigerants has become common over the years.. such as R22, were developed to be used in existing R12 and R502 equipment.
RS-24 is a “Drop-in” alternative for R12 which also provides a long term solution at. It provides, therefore, a one change solution to the replacement of R12 at .
The following answer only applies in the United States: As per the US EPA snap law, it is illegal to install any refrigerant into an R12 a/c system except R12, until .

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