AAON® | AAONAIRE® HVAC age
How to determine the date of production/manufacture or age of AAON® and AAONAIRE® HVAC Systems.
The date of production/manufacture or age of AAON® and AAONAIRE® 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
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)

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

Page last updated: 10/9/2016