What is typical subcooling readings on a 404a cooler?

Typical subcooling readings for a refrigerant like R-404A in a cooler generally range from 5°F to 15°F (about 3°C to 8°C). The exact value can depend on system design, ambient conditions, and load requirements. It's essential to ensure that subcooling is within this range to optimize system efficiency and prevent issues like liquid refrigerant returning to the compressor. Always refer to the manufacturer's specifications for the most accurate guidelines.