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Rack Cooler

Constant and efficient cooling

Sperre Rack coolers are specifically designed for offshore vessels. The Rack cooler solution provides the benefits of both box and plate coolers – without the disadvantages of either system.


Key features of a hydroniq Rack Cooler

  • Unique maintenance friendliness

  • Constant and efficient cooling

  • Saves space in engine room


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Easy inspection and maintenance

– designed especially for offshore vessels


Closed tank system – forced flow

High efficiency

  • Closed tank system in which frequency-controlled pumps distribute seawater regardless of the vessels speed

  • Twice or three times the heat transfer (K-value) that box coolers can provide


Rack cooler saves space in engine room


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Potential savings Rack vs Plate Heat Exchanger

  • Reduzed energy-consumption on the seawater pumps

  • Chilled-Water Unit (reduzed need of chilled-water compressors)

  • Heat Recovery Unit (can be used for anti-icing, heating cargo etc.)

  • Less maintenance (longer intertvals and fewer parts)


Hydroniq Rack references