The minimum temperature that a refrigerator can provide depends on the specific model and its design. However, most household refrigerators are designed to maintain temperatures above freezing to preserve food and prevent it from freezing.
Typically, the lowest temperature setting on a regular household refrigerator is around 32 to 34 degrees Fahrenheit (0 to 1 degree Celsius). This temperature range is suitable for storing perishable items like fruits, vegetables, and most types of food.
If you need to store items at lower temperatures, such as for long-term preservation or specialized storage requirements, you might consider using a freezer. Freezers are capable of reaching much lower temperatures, often well below freezing, allowing you to store items for extended periods.
It's worth noting that there are specialized refrigeration units used in scientific, medical, and industrial applications that can achieve extremely low temperatures, even approaching absolute zero (-459.67 degrees Fahrenheit or -273.15 degrees Celsius). However, these units are not typically found in standard household refrigerators.