supply of universal relay, plug-in type ac led all aspects ac lamp proving relay unit with built incurrent transformer type, slow to release tractive armature neutral relay, 4f/4b front and back metal to carboncontacts suitable for working in series with 110v ac led signal lamp rated at 15w complete with plug board,retaining clip and connectors confirming to rdso sts/e/relays/ac lit led signal/09-2002.inspection byrdso.
