If an Energy Star product is purchased as a replacement for older, less efficient equipment, you can assign it the higher rated power of the original product for the purposes of your calculation. Doing that gives these replacement products more weight in

If an Energy Star product is purchased as a replacement for older, less efficient equipment, you can assign it the higher rated power of the original product for the purposes of your calculation. Doing that gives these replacement products more weight in the calculations. The replacement must be purchased between project registration and when the project is submitted for certification.