Opteon™ YF FAQs:

What is Opteon™ YF (HFO-1234yf)?

Opteon™ YF (HFO-1234yf) is a low global warming potential (GWP), non-ozone depleting refrigerant for use in automotive air-conditioning systems.

Opteon™ YF has a chemical structure of CF3CF= CH2 and its chemical name is 2,3,3,3-tetrafluoropropene.

What does HFO mean?

HFO stands for hydrofluoro-olefin. It refers to the chemical structure of the refrigerant. HFOs are the low GWP alternative to HFCs.

Chart of refrigerant chemistry evolution

How flammable is Opteon™ YF?

Automotive OEMs safely use flammable fluids in vehicles today, including gasoline, diesel and brake fluid.

Opteon™ YF (HFO-1234yf) has the lowest flammability of all engine compartment fluids.

How many OEMs are using HFO-1234yf?

All Major OEMs are already using HFO-1234yf, and more than 24 million vehicles are expected to be using HFO-1234yf by the end of 2016.

What are the differences between an R-134a and Opteon™ YF A/C system?

The two systems are very similar. Opteon™ YF operating pressures, temperatures and characteristics are extremely similar to R-134a systems. There will be minor servicing differences. Please see the A/C service section.

Where can I buy it?

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Opteon™ YF FAQs (C-10640)