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

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

Sister or similar Brands Include: AIRCO® | ARGO® | Dunkirk® | ECR® | EMI® | E-verter® | Olsen® | Oneida Royal® | Pennco® | RetroAire® | Ultimate® | Utica®

Parent:  ECR

Example serial number styles/formats found:
  • Style 1:  1-99-C-9305-10

Style 1:   1-99-C-9305-10

Year of manufacture is 2nd-3rd characters
Month of manufacture is 4th character
Week of manufacture is 9th-10th characters

Other ECR Brands and Serial Numbers:  

Page last updated: 15 Sep 2015

ECR International – EMI – USA
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Phone: (800) 325-5479

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Post-Sale Technical Support
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Order Status, Replacement Parts & RMA
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