The MRCOOL MPH601HO13C VersaPro is a 60,000 BTU, 5-ton packaged heat pump designed to provide efficient year-round heating and cooling from a single outdoor HVAC unit. It works by transferring heat between indoor and outdoor air, using a refrigeration cycle and reversing valve to switch between heating and cooling modes. This packaged system combines essential HVAC equipment, includin... https://www.partshnc.com/mrcool-versapro-r-454b-package-heat-pump-mph601ho13c