Light Box Upgrade Kit, consists of later style lamp socket assembly, with two 2 pin 'QI' lamps (one to use and one spare). NOTE: The tooling for the old style lamp socket that carried the PA2041-003 lamp is gone and the old socket is no longer available. This item is the IEC replacement socket to accept 2 pin 12V.30W. QI lamp PA2043-002, including 'keeper' plate to retain the socket in the light box top plate and 2 core cable with stackable banana plugs moulded to the cable. This new socket fits directly into the same hole as the old socket.