The "HE series" refers to a line of high-efficiency appliances designed to reduce energy consumption while maintaining performance. These products are often labeled with the Energy Star certification, indicating they meet strict energy efficiency guidelines set by the U.S. Environmental Protection Agency. Commonly found in washing machines, dryers, and refrigerators, the HE series appliances utilize advanced technology to optimize energy use. Features may include improved insulation, variable speed motors, and smart sensors that adjust settings based on load size, contributing to lower utility bills and a reduced environmental impact.