Superheat Calculator

Calculate evaporator superheat.

Thermal measurement in specified units (°F, °C, or K).
°F
Force per unit area, measured in PSI, Pa, or other units.
psig
Enter the refrigerant (1=r22, 2=r134a, 3=r404a) value for this calculation.

Results

Saturation Temp:
Calculated ratio between values.
-°F
Superheat:
Value expressed as a rate (per unit).
-°F
Status:
Calculated status based on your inputs.
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Reference: ASHRAE/IIAR Standards. Standard superheat measurement method.