Power conversion module and power conversion device

A power conversion module (U) according to the present invention is provided with: a cooling path (11) disposed between an input-side power conversion unit (14) and an output-side power conversion unit (15) which are divided into one side and the other side and are provided so as to face each other, the input-side power conversion unit (14) and the output-side power conversion unit (15) being provided with: a molded resin (9) which fills a space (p) inside housings (5a, 5b) in which a wiring board (2) is disposed; a switching element (1) provided in the space (p) and covered with a molded resin (9); an upper electrode plate (7) connected to the switching element (1) and covered with a molded resin (9); a heat dissipation plate (12) which is connected to the upper electrode plate (7), is covered with a molded resin (9), and has insulating properties; and a lower electrode (8) provided in contact with or close to the cooling path (11), the heat dissipation plate (12) being wider than the upper electrode plate (