Which home appliances use the most electricity—

  1. Heating and cooling: 45-50% The largest electricity consumer in the average household is your heating and cooling appliance. ... 
  2. Water heater: 12% ... 
  3. Lighting: 9-12% ... 
  4. Refrigerator: 8% ... 
  5. Washer and dryer: 5% ... 
  6. Electric oven: 3% ... 
  7. Dishwasher: 2% ... 
  8. TV and cable box: 2%
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