R-404A vs R-449A

Side-by-side refrigerant comparison with pressure-temperature data

R-449A is a potential replacement for R-404A

Properties Comparison

Property R-404A R-449A
TypeZeotropicZeotropic
GWP 3922 1397

Frequently Asked Questions

What is the difference between R-404A and R-449A?

R-404A has a GWP of 3922 and is a zeotropic refrigerant, while R-449A has a GWP of 1397 and is a zeotropic refrigerant. They have different operating pressures, capacity characteristics, and application ranges.

Can I replace R-404A with R-449A?

R-449A is a potential replacement for R-404A. However, direct drop-in replacement requires checking system compatibility including compressor oil, expansion device, pressure ratings, and safety classification. Always consult the equipment manufacturer.

Which has lower GWP, R-404A or R-449A?

R-449A has a lower GWP (1397) compared to R-404A (3922).