AIR CONDITIONER FOR VEHICLE

A vehicular air conditioner according to the present invention includes: a refrigerant circulation line including a compressor, a condenser, a plurality of evaporators, and a plurality of expansion valves configured to depressurize and expand a refrigerant introduced into each of the evaporators, the evaporators including a main evaporator configured to basically operate in a vehicle interior cooling mode, and at least one sub evaporator configured to operate as needed; and a refrigerant flow control part configured to, under a vehicle interior cooling mode condition, block or permit introduction of the refrigerant to the sub-evaporator, or bypass the refrigerant before being introduced to the sub-evaporator to an inlet of the compressor while allowing the refrigerant to flow along a preset path.