Replacement intercoolers for IHI TRE series compressors, including models like TRE90, are documented as aftermarket parts with fin-and-tube heat exchanger construction. These intercoolers are designed to fit the original compressor housing and maintain performance similar to OEM units for cooling between compression stages.
In industrial compressed air systems, the air compressor cooler functions as a primary thermal regulation component. Proper compressor cooler operation reduces discharge temperature, improves moisture separation, and supports long-term system reliability.