Some specialized units can offer temperatures below 40 f but that will be too low for most wines.
Wine fridge temperature white wine.
Coolers can keep your wine fresh for a longer period of time compared with leaving them on a rack.
But i would reserve at least one of the zones for long term storage at a standard 55 f.
Investing in a wine cooler is a good idea for the avid wine drinker.
Wine fridge temperature range.
Tips for proper wine storage.
There are a range of proper serving temperatures for wine.
This means that you can store your white and red wines in the same unit each at their respective ideal serving temperature.
Generally speaking serve white wines slightly warmer than fridge temperature between 49 55 degrees f 7 12 c.
Say your reds and whites are stowed away stored in a cooler at the ideal temperature.
Most standard units have a temperature range between 40 f and 65 f.
Whether you use a wine cellar a wine cooler or a wine refrigerator the degree spectrum typically stays the same.
Keep in mind that that is the standard long term storage guideline for both red and white wines.
Serve red wines slightly cooler than room temperature between 62 68 degrees f 15 20 c.
How someone uses a dual zone wine cooler should depend on their drinking habits.