Indoor unit and air conditioner

An indoor unit according to the present disclosure is provided with: a housing having a first suction port provided on the top surface thereof, the first suction port suctioning indoor air into the interior thereof; a heat exchanger disposed below the first suction port; a filter that covers the first suction port and is disposed along the inside of the housing; and a first LED unit, at least a part of which is disposed between the filter and the heat exchanger in the vertical direction, the first LED unit being provided with: a light emitting body that emits ultraviolet light; and a reflector that is disposed so as to face the light-emitting body and reflects the ultraviolet light emitted from the light-emitting body, the light-emitting body irradiating the ultraviolet light in the direction of the filter. 本公开的室内机具备：壳体，其在顶面设置有将室内的空气吸入到内部的第一吸入口；热交换器，其配置于第一吸入口的下方；过滤器，其覆盖第一吸入口，沿着壳体的内侧配置；以及第一LED单元，其至少一部分在上下方向上配置于过滤器与热交换器之间，第一LED单元具备：发光体，其发出紫外线；以及反射体，其被配置为与发光体对置，反射从发光体发出的紫外线，发光体向过滤器的方向照射紫外线。