A well insulated efficient 12/24 volt fridge can run on solar energy, and such an appliance will not only save lots of money on running costs, but is portable and provides freedom and independents.
A fridge uses most of its energy during the day and in the summer, that is also the time when we can harvest most solar energy. In winter the ambient temperature falls, and so less energy is required to run a fridge.
Therefore fridges are an excellence choice of appliance to run on solar power, because demand and supply work hand in hand.
Below is a range of fridges designed especially to run on solar power