Power conversion device

A power conversion device that is fixedly connected to a motor housing that houses a motor, the power conversion device comprising:

• a case having a plurality of side walls and having an opening on a motor side;
• a cover that covers a top surface of the case;
• and
• a plurality of internal components housed in the case,
• wherein the plurality of internal components includes a capacitor,
• wherein the case includes a connection portion connected to the motor housing and a plurality of fixing portions that fixes the capacitor to an inside of the case,
• wherein in the case, a first space is provided between the capacitor and the cover, and a second space is provided between the capacitor and the motor, and
• wherein the plurality of internal components is disposed to connect a pair of opposing side walls among the plurality of side walls.