The refrigerant used in an automotive A/C system depends on the vehicle and system design. The GEDOLL catalog lists R1234yf and R134a as separate products.
Where is R1234yf used?
The catalog describes R1234yf as a new-generation refrigerant particularly used in vehicles manufactured after 2017 and lists its GWP below 1.
Where is R134a used?
R134a is described as an HFC refrigerant commonly used in passenger and light commercial vehicles manufactured before 2017 as well as certain cooling applications.
Always follow the vehicle manufacturer specification.
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