In order to run a refrigerator, you typically need a solar generator with at least 1,000 to 2,000W. Most modern portable power stations can easily keep your fridge running. Understanding the specific power demands of the appliance is the necessary first step before selecting the appropriate generator capacity. However, determining the appropriate size of a solar generator to power a refrigerator can be complex, involving several factors including the refrigerator's energy consumption, the solar generator's capacity, and the duration of the power requirement. Before sizing a solar generator, it's. By the end of this article, you won't just guess—you will know exactly what size solar generator do I need to run a refrigerator for at least 24 hours, and which capacity band makes sense for your home.