Refrigeration system


CoolTop CW rackmount cooling units are specially designed for easy mounting on top of racks and are ideal for effective purposeful cooling of server rooms and larger data centers.


  • They do not occupy floor space
  • Supply cooled air directly to the cold aisle in front of the server racks
  • Vertical air circulation circuit reacts with ambient conditions
  • Very low energy consumption thanks to a large heat exchanger and EC axial fans
  • Modern and easy-to-use control system
  • Allows flexibility in space organization
  • A double floor is not necessary for air distribution
  • Easy assembly in a hot or cold closed aisle
  • Perfectly compatible with CONTEG distribution racks
  • Delivery with wide range of accessories
  • Double stainless steel condensate tray, to be placed under the heat exchanger
  • Smooth power regulation from 0 to 100 %
  • Regulator with ModBus communication (no need for extra accessories)


  • Cold closed hallways
  • Hot closed hallways
  • Can be combined with CoolTeg units in the same area (hallway)

Find out where you can use these ventilation units

Download catalog / Download catalog