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Transformer Oil Coolers PDF Print E-mail

As the original supplier of FOA coolers to many transformer manufacturers, IHT is uniquely qualified to supply replacements or units for new construction.

toilcoolWith trained professionals from original manufacturers such as TRANETM we have the original designs and drawings of the thousands of installations over the past 60 years.   This vast library of information greatly simplifies field replacements by making field measurement unnecessary in many instances.

Industrial Heat Transfer's FOA Coolers are available for all major transformer manufacturers including:

Westinghouse McGraw Edison
General Electric ABB
Pennsylvania Transformer Moloney Transformer
Federal Pacific Standard Transformer
Wagner Allis-Chalmers
Central Transformer ITE Circuit Breaker

Material Options

  • Copper tubing for corrosion resistance
  • Copper fins for corrosion resistance
  • Aluminum fins for cost savings
  • Carbon steel headers for sturdy coils


Transformer operators and manufacturers know how critical properly designed coolers are to transformer performance. IHT understands this and has all the manufacturing procedures in place to insure proper cleanliness and dehydration of this equipment.  Industrial Heat Transfer's FOA Coolers are sealed and nitrogen charged to 10 psig on the day of shipment to assure a successful installation.  With IHT, you should expect no surprises.

IHT can provide replacement heat transfer cores or complete coolers as required.  We have the necessary knowledge to thermally design units to meet your specific  cooling requirements.  With 60 years of experience in FOA cooler design, let our specialists do the work for you.  This not only can save you time but reduces the risk of lost performance.  Our equipment is made of the finest materials and manufactured to exacting standards to meet all requirements.