The MRCOOL DIY-36-HP-C-230D25-O is a 5th Generation 36,000 BTU single-zone mini-split condenser designed for efficient heating and cooling in residential and light commercial spaces. As the outdoor component of a ductless mini-split HVAC system, it works by transferring heat between the indoor air handler and the outdoor environment using advanced heat pump technology. https://www.partshnc.com/mrcool-diy-5th-gen-single-zone-mini-splits-diy-36-hp-c-230d25-o