Originally Posted by Paul Glover
There are places making LED heads (white light and variable contrast) for some enlargers. They are not cheap. Some people have made homebrew LED heads that work, too.
I'm early on in the process of testing an off-the-shelf 60 watt equivalent LED
I'm also interested. In here LED lamps are resonably priced, I'm not sure if because of european energy-saving regulation. But I could not find anything more powerful than 40W equivalent.