The utility model discloses a modularized
fresh air dehumidifier which comprises a
machine shell, a plurality of heat preservation plates arranged in the
machine shell, a fan module, a coil
pipe module, a filter screen module, an
electric control module, a
fresh air opening, an air return opening and an air supply opening, and the
fresh air opening, the air return opening and the air supply opening are formed in the
machine shell. The fan module is arranged on one side of the shell, the coil module is arranged on the other side of the shell, the fresh air inlet and the return air inlet are arranged on the other side of the shell in parallel, the fresh air inlet and the return air inlet are connected with the filter screen module, the heat preservation plates are arranged on the periphery of the inner wall of the shell, and the shell is isolated from the fan module, the coil module, the filter screen module and the
electric control module through the heat preservation plates. The sealing device is good in sealing performance, high in reliability, flexible in configuration and easy to maintain.