A tool designed to estimate the appropriate power output for a backup power system is essential for homeowners. This utility determines the kilowatt rating required to adequately supply electricity to essential appliances and systems during a utility power outage. For example, a user might input information about their refrigerator, lighting, HVAC system, and other critical loads to determine the minimum generator size needed.
Accurate determination of backup power needs is critical for several reasons. It prevents undersizing, which can lead to system overloads and failure to power essential equipment. Conversely, it also avoids oversizing, which results in unnecessary expense and potential fuel inefficiency. Historically, such determinations relied on manual calculations, leading to inaccuracies. The automated calculation streamlines the process, providing more reliable results. The benefit is increased peace of mind knowing essential systems will function when the utility grid fails.