Hi,
please send me a pm, if anyone of you is interested in these buttons. They are neved used and come with quick connector and transparent colourless lens. More information about the buttons can be found in the official pdf catalogue:
http://www.rafi.de/index.php?id=180&no_cache=1&file=120&uid=1428&L=1
The part numbers are:
Lumotast FK illuminated pushbutton, rectangular collar: 1.15.114.966
Lens, rectangular, transparent colourless: 5.49.075.017
Socket connector, 4-pin: 5.92.025.368
The price is not fixed.
Many thanks and best regards
Stephan