AAON® HVAC age

How to determine the date of production/manufacture or age of AAON ® brand HVAC Systems.

The date of production/manufacture or age of AAON brand HVAC equipment can be determined from the serial number located on the data plate.

Parent Company: AAON

Example serial number styles/formats found:

  • Style 1:     200108AKG26241
  • Style 2:     97JKGK153
  • Style 3:    AKEC08701

Style 1:   200108AKG26241

Year of manufacture can be determined by using the 1st - 4th numerical digits

Month of manufacture can be determined by using the 5th - 6th numerical digits

Image

Style 2:   97JKGK153

Year of manufacture can be determined using the 1st & 2nd numerical digits

Month of manufacture can be determined using the 3rd character (see chart)

Image

Style 3:   AKEC08701

Year of manufacture can be determined using the 6th &7th numerical digits

Month of manufacture can be determined using the 8th & 9th numerical digits

Image

Page last updated: 08/07/2023

Brand History:

  • 1988 - The company was founded with the purchase of John Zink Air Conditioning Division.
  • 1991 - Formed AAON Coil Products, a subsidiary to AAON, Inc. and purchased the coil making assets of Coil Plus.
  • 1992 - AAON Coil Products purchased 110,000 square feet plant in Longview, Texas.
  • 2018 - Acquired WattMaster Controls, Inc.
  • 2019 - Company broke ground on new R&D facility in Tulsa, OK
  • Company has grown to a publicly traded company with over 3,000 employees. Headquartered in Tulsa, OK, with secondary locations in Longview, TX, and Kansas City, MO.