Schaefer offers a wide range of  3U, 4U, 5U, 6U, 8U, 9U and 10U height,   19” rackmount AC-DC Power Supplies for Industrial, Railway, Nuclear and Defence with single output from 5V – 800VDC. The converters are highly configurable as per application parallel, series, redundant connection. Products with all standard protection against input reverse polarity, active inrush current limiting etc. available in Air Cooled & Liquid Cooled type.