To make it easy to supply electric power to merchandise displayed on a merchandise display rack and to make a connection with a communications terminal or the like to enhance the appearance of the rack, while enhancing the versatility of the rack by enabling the rack to be selectively configured to match the merchandise displayed.

Brackets 6 and 6 are locked into locking holes 5 aligned on the front faces of right and left posts 1, and rack panels 7 are supported by the brackets 6. A horizontal connecting member 9 with receptacles or communication terminals attached thereto is set in a desired vertical position relative to the rack panels by causing locking hooks 9a formed at the side ends of the horizontal connecting member to be locked into the appropriate locking holes 5 in the posts 1.