The MRCOOL MDPHK06D Universal Electric Heat Kit for Packaged Systems is a 6kW supplemental heating accessory designed to provide reliable electric heat in compatible packaged HVAC units. It works by converting electrical energy into heat through durable heating elements, delivering consistent warm airflow during colder conditions. This heat kit is commonly used with compatible package... https://www.partshnc.com/mrcool-universal-series-6kw-electric-heat-kit-for-packaged-systems-mdphk06d