Outdoor unit of air-conditioning apparatus

An outdoor unit of an air-conditioning apparatus, the outdoor unit comprising:

• a housing;
• a compressor disposed in the housing;
• an outdoor heat exchanger connected to the compressor via a refrigerant pipe;
• a fan configured to send air to the outdoor heat exchanger;
• an electric component box including an electric component configured to control the compressor;
• a dividing plate dividing an interior of the housing into a mechanical chamber accommodating the compressor and an air-sending chamber accommodating the fan, the dividing plate having an upper end with a catch hole;
• an electric component mount disposed in the mechanical chamber above the compressor and partitioning the mechanical chamber to include an electric component chamber accommodating the electric component box;
• a catch part provided on the electric component box on an upper surface of the electric component mount, the catch part being configured to engage the catch hole of the upper end of the dividing plate;
• and
• a heat exchanger cover separating the compressor and the outdoor heat exchanger from each other,
• wherein the heat exchanger cover has a bent portion provided on an upper end portion of the heat exchanger cover, the bent portion being in contact with a lower surface of the electric component mount and supporting the electric component box.