A refrigerator includes a frame on which a panel assembly is mounted in a door provided with a panel assembly of which the inside thereof is visible, and a screen is output. The frame includes a panel assembly mounting part opened so that the panel assembly is mounted; a barrier configured to partition the inside of the door into a PCB accommodating space, in a PCB is disposed, and an insulator accommodating space, in which the insulator is disposed; and a cable guide part which is connected to the panel assembly mounting part and in which a cable configured to connect the panel assembly to the PCB is disposed. A frame cover configured to connect the cable guide part to the barrier in the insulator accommodating space and to guide the cable of the cable guide part into the PCB accommodating space is mounted on the frame.