AEC®

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

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

Parent Company:  AEC, Inc. a subsidiary of Application Engineering Corp. Mfg.
Sister or similar Brands:  AEC® | Trident®

Example serial number styles/formats found:

  • Style 1:  98B0552

Style 1:   98B0552

Description: Seven (7) character Serial number begins with two (2) numerical digits followed by one (1) letter digit and ends with four (4) numerical digits.
Year of manufacture can be determined using the 1st-2nd numerical digits.
Month of manufacture can be determined using the 3rd character letter. (Decode using the chart below).

Page last updated: 6 Oct 2015