Signal construct led cluster lamps 230v acdc 16mm e14 signal construct mcpe145368 a white ultra bright led cluster lamp that is designed with 5x integrated 3mm led lamps the lamp assembly works on 230v and contains a full wave rectifier so that it works at both ac and dc the design and features of this cluster lamp including high luminous efficiency shock proof design and resistance to frequency dependent light drop off makes it a suitable replacement for incandescent or neon lamps sign