Ajax Boiler, Inc. designs and manufactures a comprehensive line of boiler and commercial water heating products. With over eight decades of experience, the company offers high quality, heavy duty products with reputations for reliability, serviceability, and cost effective operation.

The administrative offices and manufacturing facility of Ajax Boiler, Inc. are located in Santa Ana, California. All products are designed and engineered by our in-house engineering department. Their experience and expertise combine the disciplines of combustion and heat transfer technology, pressure vessel design, control and systems engineering, and computer aided drafting. Our on-site R&D facility has the capacity to test fire boilers up to 21,000,000 BTU/hour under load conditions with calibrated test equipment that meet all UL certification testing requirements. All of the company’s products are manufactured in a 120,000 square foot, high bay, heavy crane way facility.

The company currently offers three distinct product lines; the Ajax Series for the commercial boiler market, the Ace Series for the water heating market, and the Atlas Series for the high-efficiency, condensing boiler and water heating markets. Product lines are distributed by more than 70 sales representatives located throughout the United States and Canada.

Ajax Series

  • Inclined water tube boilers
  • Low pressure steam boilers
  • High pressure steam boilers
  • Unfired steam boilers
  • Tanks (Flash, Air Receiver, Expansion, Blow Down)
  • Condensate return and boiler feed systems
  • Ace Series
  • Mini-Pack semi-instantaneous, indirect water heaters
  • Gas-fired conical copper fin water heaters
  • Indirect storage water heaters
  • Tanks (Storage)
  • Atlas Series
  • High-efficiency, condensing boilers and water heaters