Air-X-Changers (inc. Hammco)

Leading the way in the design and manufacture of durable air cooled heat exchangers for the natural gas and energy industries since 1954.

Chart acquired Air-X-Changers and Hammco in 2019.

Models and Specifications

Click the link to learn more about our Air-X-Changers and Hammco coolers and download equipment data sheets. 

Air Cooled Heat Exchangers

Chart's air cooled heat exchanger portfolio includes Hudson Products, Air-X-Changers, Smithco, Hammco and Cooler Service Company. Click the link to learn more about applications served, our total supply for all brands and more.

Air Cooler 101

Want to know how an air cooler works, understand the difference between forced and induced draft? Click the link to visit our Air Cooler 101 section where we explain the basics.