R-134a vs R-513A
Side-by-side refrigerant comparison with pressure-temperature data
R-513A is a potential replacement for R-134a
Properties Comparison
| Property | R-134a | R-513A |
|---|---|---|
| Type | Pure | Azeotropic |
| GWP | 1430 | 631 |
Pressure-Temperature Comparison (PSIG)
| Temp (°F) | R-134a (psig) | R-513A (psig) | Difference |
|---|---|---|---|
| -40°F | -7.2 | -7.0 | -0.2 |
| 40°F | 36.0 | 47.1 | -11.1 |
| 50°F | 43.6 | 57.1 | -13.5 |
| 60°F | 52.0 | 68.1 | -16.1 |
| 130°F | 155.9 | 200.3 | -44.4 |
| 140°F | 174.8 | 223.4 | -48.6 |
| 150°F | 195.4 | 248.2 | -52.8 |
Frequently Asked Questions
What is the difference between R-134a and R-513A?
R-134a has a GWP of 1430 and is a pure refrigerant, while R-513A has a GWP of 631 and is a azeotropic refrigerant. They have different operating pressures, capacity characteristics, and application ranges.
Can I replace R-134a with R-513A?
R-513A is a potential replacement for R-134a. 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-134a or R-513A?
R-513A has a lower GWP (631) compared to R-134a (1430).