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R1234YF is a HFO used as a replacement for R134a in automotive air conditioning. It is the next generation refrigerant for automotive air conditioning.

Packaging Information



  • Available from A‑Gas wholesale partners - find your local distributor for further details
  • The refrigerant cylinder has a left-handed threaded valve outlet
  • Connections on a car are different for R134a - please contact the accessory supplier for more information
  • Store cylinders in a cool, dry, well-ventilated area, out of direct sunlight
  • A‑Gas operates a returnable cylinder fleet - empty cylinders are to be returned to an A‑Gas wholesale partner
  • For alternative or larger package sizes please contact A‑Gas on 1800 002 427 or via the Contact Us form


Automotive Air Conditioning

Product Features & Benefits

  • Mildly flammable and non-toxic with a safety classification of A2L
  • Compressors must be charged with modified polyolester oils - contact the compressor manufacturer for more information
  • Similar cooling capacity to R134a
  • Air-conditioning systems operating with R1234YF are typically more energy efficient than competing technologies and reduce the overall carbon footprint
  • Offers comparable performance to R134a in all climates
  • The pressure and temperature characteristics are similar to R134a
  • Must be used with suitable R1234YF accessories

The information contained within this website is for guidance only, for further system specific advice please call A‑Gas directly.

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