The MRCOOL MCAESHS4T3621AA Signature Series 36K BTU 3 Ton Split System Heat Pump Condenser is a high-performance outdoor HVAC unit designed to provide efficient heating and cooling for residential and light commercial applications. It works by transferring heat between the indoor and outdoor environments, delivering reliable year-round climate control while improving energy efficiency... https://www.partshnc.com/mrcool-mcaeshs4t3621aa-36k-heat-pump-condenser-signature-series