An electrified display system for use with a retail shelving unit that employs a backer panel that has pair of right-angled electrical conductors disposed in a recessed channel on its front surface. The backer panel can selectively engage and couple the electric power to a first display panel having a straight-in electrical connector that engages a first leg on each of the right angled conductors, or second display panel having a twist and lock electrical connector that engages a second leg on each of the right-angled electrical conductors.