The MRCOOL HAH15048 ProDirect Series 4 Ton Split System Multiposition A/C Air Handler is a high-performance indoor HVAC component designed to distribute conditioned air efficiently throughout residential and light commercial spaces. Compatible with split-system air conditioners and heat pump systems, it works by circulating air across the indoor coil to deliver consistent temperature ... https://www.partshnc.com/mrcool-prodirect-air-handler-hah15048