Himag Planar Magnetics are successfully fabricating a 120kW Planar Transformer with a water cool solution!

 Switching frequencies in the 15 - 30kHz range.
 Both input and output can be designed to carry over 200Amps
 Range of 550 to 850Vdc.
 Dimensions = 6"x14"x3"
 Weighing in at only 13KG!
 Equivalent to 1300 Watts/in3.
 Efficiency = greater than 99.5%.