R-32 vs R-410A

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

R-32 is a potential replacement for R-410A

Properties Comparison

Property R-32 R-410A
TypePureNear-azeotropic
GWP 675 2088

Pressure-Temperature Comparison (PSIG)

Temp (°F) R-32 (psig) R-410A (psig) Difference
-40°F 10.3 7.4 +2.9
40°F 130.5 116.0 +14.5
50°F 152.8 136.3 +16.5
60°F 177.3 158.7 +18.6
130°F 468.9 428.1 +40.8
140°F 519.5 475.3 +44.2
150°F 573.9 526.1 +47.8

Frequently Asked Questions

What is the difference between R-32 and R-410A?

R-32 has a GWP of 675 and is a pure refrigerant, while R-410A has a GWP of 2088 and is a near-azeotropic refrigerant. They have different operating pressures, capacity characteristics, and application ranges.

Can I replace R-32 with R-410A?

R-32 is a potential replacement for R-410A. 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-32 or R-410A?

R-32 has a lower GWP (675) compared to R-410A (2088).