Large appliances outside of your water heater use up a fairly significant amount of electricity themselves. The cost/year of the chart to the left is based on the national average for electricity which, remember, is around $0.125 kWh. Hawaii is roughly 3 times that, so you can multiply these costs by 3 to get an idea of what the averages are. Explore the recommendations for these appliance on the next page. View this video on modern EnergyStar appliances. If you have the possibility of purchasing a new appliance, always look for the EnergyStar logo.