An energy-efficient air purifier is essential for long ownership and 24×7 operation without being burden regularly by electricity bills. With many different types and sizes of air purifiers available in the market, energy consumption rate is highly dependent on the airflow delivery speed X amount of time the air purifier’s is in operation. Not to mention there is Auto mode, Sleep mode and addon technology like Ionizer, UV-light in the bag that would affect the outcome. While most brand offered their own benchmark and metrics on its model energy consumption rate, getting certified by a credible, government-backed program à la ENERGY STAR helps standardized the measurement across different brands. To ensure you are getting the best out of an air purifier in energy management, enclosed is the complete list of air purifiers with ENERGY STAR certification by U.S. Environmental Protection Agency (EPA).
