The MRCOOL DIY-36-HP-C-230C25 DIY 4th Gen 36K BTU Single-Zone Condenser is a high-efficiency outdoor heat pump unit designed to provide reliable heating and cooling for ductless mini-split HVAC systems. It works by transferring heat between the indoor and outdoor environments, delivering consistent temperature control throughout the year. Used with compatible MRCOOL DIY indoor air han... https://www.partshnc.com/mrcool-condenser-diy-36-hp-c-230c25