Push button insert with rocker, illuminated, changeover contact W.1 gray. Push button insert, changeover contact, illuminated surface-mounted/flush-mounted with lens, with blue LED unit 230 V for switch/push button. For lighting and control circuit, with N terminal, with plug-in terminals, inserts only achieve protection class IP55 when mounted with a surface-mounted housing or frame for flush-mounted mounting from the W.1 product line. Surface-mounted installation. Material: plastic, thermoplastic, impact-resistant.