A refrigerator comprising: a first surface; a second surface; an insulating element arranged between the first and second surfaces (1, 2); and a sealing device; the sealing device being associated with at least one of the first and second surfaces (1, 2); wherein the sealing device comprises: an external structure, an internal structure and a connection region that interconnects the external structure with the internal structure; at least one first fixing element arranged in the connection region; a through-hole between the external and internal structures; wherein the at least one first fixing element forms a male-female arrangement with at least one of the first and second surfaces (1, 2), where said at least one of the first and second surfaces (1, 2), is a surface of a fixing region of an electronic board housing of the refrigerator, characterized in that the external structure of the sealing device comprises a first outer region and a second outer region perpendicular to each other and the internal structure comprises a first inner region and a second inner region perpendicular to each other, wherein the fixing region of the electronic board housing of the refrigerator comprises a gap with a shape cooperating with the first inner region; the sealing device is arranged in the fixing region so that the first inner region is inserted into the gap, the first fixing element is coupled to a third fixing element arranged in the fixing region and the second fixing element is coupled to a fourth fixing element arranged in the fixing region. a first surface; a second surface; an insulating element arranged between the first and second surfaces (1, 2); and a sealing device; the sealing device being associated with at least one of the first and second surfaces (1, 2); wherein the sealing device comprises: an external structure, an internal structure and a connection region that interconnects the external structure with the internal structure; at least one first fixing element arranged in the connection region; a through-hole between the external and internal structures; wherein the at least one first fixing element forms a male-female arrangement with at least one of the first and second surfaces (1, 2), where said at least one of the first and second surfaces (1, 2), is a surface of a fixing region of an electronic board housing of the refrigerator, characterized in that the external structure of the sealing device comprises a first outer region and a second outer region perpendicular to each other and the internal structure comprises a first inner region and a second inner region perpendicular to each other, wherein the fixing region of the electronic board housing of the refrigerator comprises a gap with a shape cooperating with the first inner region; the sealing device is arranged in the fixing region so that the first inner region is inserted into the gap, the first fixing element is coupled to a third fixing element arranged in the fixing region and the second fixing element is coupled to a fourth fixing element arranged in the fixing region. an external structure, an internal structure and a connection region that interconnects the external structure with the internal structure; at least one first fixing element arranged in the connection region; a through-hole between the external and internal structures; wherein the at least one first fixing element forms a male-female arrangement with at least one of the first and second surfaces (1, 2), where said at least one of the first and second surfaces (1, 2), is a surface of a fixing region of an electronic board housing of the refrigerator, characterized in that the external structure of the sealing device comprises a first outer region and a second outer region perpendicular to each other and the internal structure comprises a first inner region and a second inner region perpendicular to each other, wherein the fixing region of the electronic board housing of the refrigerator comprises a gap with a shape cooperating with the first inner region; the sealing device is arranged in the fixing region so that the first inner region is inserted into the gap, the first fixing element is coupled to a third fixing element arranged in the fixing region and the second fixing element is coupled to a fourth fixing element arranged in the fixing region.