Genetron® 409A

An interim replacement for R-12 in refrigeration systems. For low- and medium-temperature retrofits.

Related TDS/SDS

General Information

  • ASHRAE #R-409A
  • ClassHCFC
  • Refrigerant TypeBlend
  • Typical LubricantAlkylbenzene
  • SubstitutesCFC-12
  • ContainsHCFC-22 (60%), HCFC-124 (25%), HCFC-142b (15%)
  • GlideHigh
  • NotesIn most cases, no oil changes is needed. Good broad range R-12 substitute.

Physical Properties

  • Chemical NameChlorodifluoromethane, Chlorotetrafluoroethane, Chlorodifluoroethane
  • Chemical NotationCHClF2, CHClFCF3, CClF2CH3
  • Molecular Weight (lbm/lbmol)97.4
  • Boiling Point @ 1 Atm, (°F)-30
  • Critical Temperature (°F) (ASTM D-1321)228.66
  • Critical Pressure* (psia)682.66
  • Saturated Liquid Density @ 86°F, (lb/ft3)74.6
  • Specific Heat of Liquid @ 86°F, (Btu/lb•°F)0.3
  • Specific Heat of Vapor @ Constant Pressure* (Cp), @ 86° and 1 Atm, (Btu/lb•°F)0.15
  • Flammable range, %vol. in air (Based on ASHRAE Standard 34 with Match Ignition)None
  • ANSI/ASHRAE Standard 34-1992 Safety Group ClassificationA1