Pressure - Temperature information / R-404A

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Refrigerant Boiling Point


High Pressure

Refrigerant BP
R-404A 1,1,1-Trifluoroethane, Pentafluoroethane, 1,1,1,2-Tetrafluoroethane R-125/143a/134a -52.1°F


Liquid Density

Refrigerant -80°F -40°F 0°F 40°F 80°F 120°F
R-404A #/cu. ft.
#/gal. 		-
- 		80.4
10.7 		75.9
10.1 		70.8
9.5 		64.8
8.7 		56.7
7.6


Pressure Temperature Charts

Vapor Pressure in PSIG In Vacuum (inches in Hg)

High Pressure

°C °F R-404A
-45.6 -50 0.2
-42.8 -45 2.6
-40 -40 4.3
-37.2 -35 6.8
-34.4 -30 9.5
-31.7 -25 12.5
-28.9 -20 15.7
-26.1 -15 19.3
-23.3 -10 23.2
-20.6 -5 27.5
-17.8 0 32.1
-15 5 37.0
-12.2 10 42.4
-9.4 15 48.2
-6.7 20 54.5
-3.9 25 61.2
-1.1 30 68.4
1.7 35 76.1
4.4 40 84.4
7.2 45 93.2
10 50 103.0
12.8 55 113.0
15.6 60 123.0
18.3 65 135.0
21.1 70 147.0
23.9 75 159.0
26.7 80 173.0
29.4 85 187.0
32.2 90 202.0
35 95 218.0
37.8 100 234.0
40.6 105 252.0
43.3 110 270.0
46.1 115 289.0
48.9 120 310.0
51.7 125 331.0
54.4 130 353.0
57.2 135 377.0
60 140 401.0
62.8 145 429.0
65.6 150 456.0