Hotel Kitchen Cold Chain Equipment Heigh Figure Refrigerator For Engineering
Product Introduction
Temperature Range |
Core Requirements |
Preferred Refrigerant |
Alternative/Transitional Options |
Phased-Out/Not Recommended Options |
Ultra-Low Freezing |
Deep cooling efficiency, system stability |
CO₂(R744) Cascade System |
R454C / R449A |
❌ R404A, R507A |
Standard Freezing |
Balance of efficiency and environmental protection |
R290 (Single or Cascade) |
CO₂ Subcritical |
❌ R404A, R134a |
Ice-Temp Transition Zone |
Wide-temperature adaptability |
R290 |
R455A (A2L) |
❌ R404A |
Medium-Temp Refrigeration |
High efficiency, low GWP |
R290 |
CO₂ Subcritical |
❌ R134a |
High-Temp Operation |
High-temperature efficiency, discharge temperature control |
R290 |
R454C |
❌ R404A |
Temperature Range |
Core Requirements |
Preferred Refrigerant |
Alternative/Transitional Options |
Phased-Out/Not Recommended Options |
Ultra-Low Freezing |
Deep cooling efficiency, system stability |
CO₂(R744) Cascade System |
R454C / R449A |
❌ R404A, R507A |
Standard Freezing |
Balance of efficiency and environmental protection |
R290 (Single or Cascade) |
CO₂ Subcritical |
❌ R404A, R134a |
Ice-Temp Transition Zone |
Wide-temperature adaptability |
R290 |
R455A (A2L) |
❌ R404A |
Medium-Temp Refrigeration |
High efficiency, low GWP |
R290 |
CO₂ Subcritical |
❌ R134a |
High-Temp Operation |
High-temperature efficiency, discharge temperature control |
R290 |
R454C |
❌ R404A |
Features
Product dimensions & details





