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2. Refrigerator - Wikipedia

   en.wikipedia.org/wiki/Refrigerator

   The physical design of refrigerators also plays a large part in its energy efficiency. The most efficient is the chest-style freezer, as its top-opening design minimizes convection when opening the doors, reducing the amount of warm moist air entering the freezer.

3. European Union energy label - Wikipedia

   en.wikipedia.org/wiki/European_Union_energy_label

   For refrigerating appliances, such as refrigerators, freezers, wine-storage appliances, and combined appliances, the labelling is specified in terms of an energy efficiency index EEI, which is an indication of the annual power consumption relative to a reference consumption that is based on the storage volume and the type of appliance (refrigerator or freezer).

4. 6 Money-Draining Appliances To Quit or Cut Down on - AOL

   www.aol.com/6-money-draining-appliances-quit...

   Refrigerators. Average Wattage: 225. ... If it’s essential, upgrading to an energy-efficient option can pay for itself in savings within a few years. Space Heaters. Average Wattage: 1,320.

5. Coefficient of performance - Wikipedia

   en.wikipedia.org/wiki/Coefficient_of_performance

   The coefficient of performance or COP (sometimes CP or CoP) of a heat pump, refrigerator or air conditioning system is a ratio of useful heating or cooling provided to work (energy) required. [ 1 ] [ 2 ] Higher COPs equate to higher efficiency, lower energy (power) consumption and thus lower operating costs.

6. Solar-powered refrigerator - Wikipedia

   en.wikipedia.org/wiki/Solar-powered_refrigerator

   A solar-powered refrigerator is a refrigerator which runs on energy directly provided by sun, and may include photovoltaic or solar thermal energy. Solar-powered refrigerators are able to keep perishable goods such as meat and dairy cool in hot climates and are used to keep much-needed vaccines at their appropriate temperature to avoid spoilage.

7. 8 Telltale Signs You Should Replace Your Fridge - AOL

   www.aol.com/8-telltale-signs-replace-fridge...

   Energy Usage: Depending on the age of your current fridge, you'll likely lower your energy usage no matter what replacement you choose, as new fridges are simply more energy efficient than older ...