Medical open-frame switchers produce up to 240W

GLOBTEK GTM91110P240 Family of open-frame ac-dc switchmode power supplies provide up to 240W in a 3 x 5-inch footprint. Devices are provided in factory-configured outputs from 12 to 55 V (in 0.1-V increments). Available in Class I or II versions, the 1.75-high power supplies are 85% efficient at full load and include features such as active PFC, a built-in EMI filter, and a 12-V fan output as well as dc-input versions from 130Vdc to 380Vdc.

http://en.globtek.com/news.php