The Mitsubishi Electric E2207E620 Indoor Heat Exchanger is a high-efficiency component designed for heat transfer in ductless mini-split and VRF indoor units. It works by circulating refrigerant through precision-engineered coils to absorb heat from indoor air in cooling mode and release heat during heating operation. https://www.partshnc.com/e2207e620-mitsubishi-electric-indoor-heat-exchanger