The air-to-air heat exchanger primarily consists of a sheet metal casing, heat exchange core, internal circulation fan, external circulation fan, and control board.
The DC cabinet air conditioner primarily consists of a compressor, evaporator and condenser, condenser fan, evaporator fan, as well as various cooling components such as capillary tubes and filter-driers.
The AC cabinet air conditioner primarily consists of a compressor, evaporator and condenser, condenser fan, evaporator fan, and auxiliary cooling components such as a capillary tube and filter drier.