If the SunFrost seems out of your range, at least consider an
appliance to save as much energy as possible. A new refrigerator
with an EnergyStar label will save between $35 and $70 a year.
The reason refrigerators are such energy hogs is mostly due to
inefficiency. Look at this
great article listing numerous ways to reduce your existing
fridge's energy use. Here is a sampling of some good practices: