Image forming apparatus

An image forming apparatus to form an image on a sheet, the image forming apparatus comprising:

• a support frame having a first support portion and a second support portion disposed more rearward than the first support portion in a front-back direction of the image forming apparatus;
• a cover disposed more rearward than the second support portion in the front-back direction, and forming at least a part of an exterior of the image forming apparatus;
• an electric component unit having a circuit board, and disposed between the second support portion and the cover in the front-back direction;
• a duct unit having an intake port located more frontward than the second support portion in the front-back direction, and connected to the electric component unit;
• and
• a fan disposed more rearward than the second support portion in the front-back direction, and configured to form an airflow to take in air from the intake port and discharge the air from an exhaust port of the electric component unit.