Powerbox is taking the lead - 100 watts ouput power in 2x4 inch open frame format has already started!: 12 Jul 2007 Medline OFM 100 is a high performance and high density single output AC/DC power supply series in open frame format. It provides up to 100 Watts continuous in standardized PCB size 51 x 102 mm and 32 mm in height. Medline OFM 100 Series features the latest fly-back topology and it is ready for world wide AC inputs, 100 too 240 VAC.
The most powerful, and reliable 2x4 medical open frame in the world.




http://www.powerbox.info/products/pdf/OFM100.pdf