R-22 vs R-454B
Side-by-side refrigerant comparison with pressure-temperature data
R-454B is a potential replacement for R-22
Properties Comparison
| Property | R-22 | R-454B |
|---|---|---|
| Type | Pure | Zeotropic |
| GWP | 1810 | 466 |
Frequently Asked Questions
What is the difference between R-22 and R-454B?
R-22 has a GWP of 1810 and is a pure refrigerant, while R-454B has a GWP of 466 and is a zeotropic refrigerant. They have different operating pressures, capacity characteristics, and application ranges.
Can I replace R-22 with R-454B?
R-454B is a potential replacement for R-22. 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-22 or R-454B?
R-454B has a lower GWP (466) compared to R-22 (1810).