If you're looking for an energy-efficient chest freezer, keep the energy label in mind. You can find it on the label of the freezer. An energy-efficient chest freezer has a C or D energy label. With a C energy label, you'll save up to € 400 on average over 10 years, compares to a chest freezer with an F energy label. That's why you choose for a lower energy bill if you buy an energy-efficient model.