The present invention relates to a cooling device (1) wherein the compressor (2) and the coil condenser (3) that operate in a compartment (4) preferably disposed at the lower part of the cabin called machine compartment. The air aspirated into the compartment (4) from outside by means of a fan (5) disposed in the compartment (4) is sent over the condenser casing (6) that is constituted of bodies (7, 8) one within the other containing the condenser (3) therein. The air leaving the condenser casing (6) is sent over the compressor (2) for cooling the compressor (2).