Refrigerant Pressure Temperature
Uses factory-verified pressure-temperature relationships for 14 commercial refrigerants.
Enter pressure to get exact saturation temperature, or temperature to get pressure.
Enter pressure to get exact saturation temperature, or temperature to get pressure.
Commercial Refrigerant Selection
A1 (Non-toxic, Non-flammable) - Standard commercial HVAC, rooftop units, split systems
Lookup Method
Enter pressure reading to get saturation temperature
Enter temperature to get corresponding pressure
System Context (Optional)
P-T Chart Ready
Select refrigerant and enter pressure or temperature for instant lookup
14 commercial refrigerants supported with verified dataCommercial Refrigerant Reference
Most Common:
- R-410A: Standard commercial HVAC
- R-134a: Chiller applications
- R-22: Legacy systems (expensive)
- R-32: High efficiency (A2L)
Typical Pressures (70°F):
- R-410A: ~225 PSIG
- R-22: ~152 PSIG
- R-134a: ~108 PSIG
- R-32: ~210 PSIG
Low GWP Alternatives:
- R-454B: R-410A replacement
- R-513A: R-134a replacement
- R-448A: Low GWP commercial
- R-449A: R-404A replacement
Usage Tips:
- Always verify gauge reading accuracy
- Consider altitude corrections
- Check for gauge vs absolute pressure
- Verify refrigerant type on nameplate