MRCOOL MCMP1824AOTB 1.5–2 Ton Pre-Charged A-Coil is a multi-position evaporator coil designed for split-system HVAC applications. It works by allowing refrigerant to circulate through the coil, where it absorbs heat from indoor air to support efficient cooling and, when paired with a heat pump, effective heating. Designed for use with compatible air conditioners, heat pumps, and air h... https://www.partshnc.com/mrcool-1-5-2-ton-pre-charged-a-coil-mcmp1824aotb