The MRCOOL MPH361HO13C VersaPro 36K BTU 3 Ton Packaged Heat Pump is an all-in-one outdoor HVAC system that combines heating and cooling components in a single cabinet. It uses a refrigeration cycle to transfer heat between indoor and outdoor air, providing cooling during warmer months and reversing operation for heating during colder conditions. Designed for compatible ducted resident... https://www.partshnc.com/mrcool-versapro-r-454b-package-heat-pump-mph361ho13c