average electricity cost of refrigerator
A 1986-era 18 c.f. fridge uses 1400 kWh a year, while a modern energy-efficient model uses only 350 kWh â a whopping 75% reduction. At 15 kWh, trading in a pre-1986 fridge for a new efficient one would save about $158 a year in electricity costs.And some older fridges are even worse than the average.One reader estimates her savings to be $238 per year for trading in her 1979 fridge for a 2004 model.hat will more than pay for the extra cost of an Energy Star model, which is only $38 for a ~22 cu.ft. model on Sears.com today (6/1/10). CEE Tier 3. While Energy Star fridges use 20% less energy than standard models, CEE Tier 3 (CT3) fridges use 30% less.