Identify the underloaded motors and examine the possibility of replacing them with the appropriate capacity motor or alternatively fix retrofitting devices that are available to save energy.
An aging water heater or refrigerator could be costing you much more than you think.Even if they’re still working. If your central air conditioner is more than 10 years old, replacing it with a high-efficiency new unit will cut your summer electric bills by about one-third.
Your dishwasher, microwave, washing machine, tumble dryer and electric oven will all sit there eating up your electricity when left on standby. Get into the habit of turning them off at the plug when not in use. The same goes for other appliances around the house.
Cook food in the microwave whenever you can. When it comes to heating up small portions of food, microwaving is more energy efficient than the hob, and a lot more efficient than the oven. Just remember to turn it off at the plug when you’re finished.