Refrigerator

A refrigerator comprising:

• a cabinet having a storage space;
• and
• a door configured to open and close the storage space,
• wherein the door comprises:
• a panel assembly comprising (i) a front panel that defines a front surface of the door and is made of a transparent material, and (ii) a rear panel disposed rearward relative to the front panel and made of a transparent material,
• a door liner that defines a rear surface of the door, the door liner having a liner opening that is covered by the rear panel,
• an insulating material provided in a space between a perimeter of the panel assembly and the door liner,
• a lighting device configured to illuminate a space defined rearward relative to the door, the lighting device comprising (i) a substrate, (ii) a plurality of light emitting diodes (LEDs) disposed at the substrate, and (iii) a substrate connector disposed at the substrate,
• a light case that is coupled to the door liner and defines a recess space accommodating the lighting device, the light case connecting the rear panel to the door liner and being configured to block the insulating material from entering the light case, and
• a connector disposed inside the light case and configured to couple to the substrate connector,
• wherein the lighting device is configured to be detachably mounted inside the light case based on coupling the substrate connector to the connector in the light case, and
• wherein the light case further defines an opening that is provided between the rear panel and the door liner and configured to expose the recess space and to provide access to the lighting device in the recess space.