How old is my Comfort-Aire unit?
Comfort-Aire is part of MARS. 6 serial formats sourced across central air conditioner, heat pump, furnace.
Serial number decoder for Comfort-Aire
Type the serial from the data plate, not the model number. Nothing is sent anywhere; the tables are in this page.
Format example: RSF150300183
- Comfort-Aire air conditioner serial numbers in the era not stated format encode the year as digits 4-5 (YY) -> 2015 and the month as digits 6-7 -> Mar (source: building-center.org).
- Example: serial RSF150300183 decodes to March 2015.
- Comfort-Aire air conditioner serial numbers in the era not stated format encode the year as digits 11-12 (YY) -> 2010 and the week as digits 9-10 -> week 32 (source: building-center.org).
- Example: serial EB5D302F320107830 decodes to week 32 of 2001.
- Comfort-Aire air conditioner serial numbers in the era not stated format encode the year as digits 1-2 (YY) -> 2008 and the month as digits 3-4 -> Apr (source: building-center.org).
- Example: serial 0804237539 decodes to April 2008.
Decoder pages by product
Format eras
- 1995 to 2004 PARTIAL
##A-A#####Central Air Conditioner, Heat Pump - era not stated VERIFIED
AAA#########Central Air Conditioner, Heat Pump, Furnace - era not stated VERIFIED
AA#A###A#########Central Air Conditioner, Heat Pump - era not stated VERIFIED
##########Central Air Conditioner, Heat Pump, Furnace - era not stated VERIFIED
A##########Central Air Conditioner, Heat Pump, Furnace - era not stated UNSOURCED
AA########ACentral Air Conditioner
Official lookup
No online serial lookup was found for Comfort-Aire in our research. The manufacturer's customer service line, the installer's invoice, or a printed date on the plate are the remaining authorities.
What we could not confirm
- The 1995 to 2004 format is only partially confirmed (PARTIAL).
- The 1995 to 2004 format is documented but not decodable here: example 92A-C70097 does not decode with the derived engine.
- The era not stated format has no source we could check; it is shown for completeness only.
- The era not stated format is documented but not decodable here: no year decode text.
- No official online lookup URL was verified for Comfort-Aire.
- Private label - serials follow whichever OEM built the unit (Nordyne, Rheem, Goodman, ICP/Carrier, Addison/APCO, ClimateMaster, unknown PRC maker). Plates do not name the OEM, so a decoder must try the OEM patterns. marsdelivers.com redirects to rectorseal.com/mars-lp (no warranty lookup); shop.heatcontroller.com = 200 (parts store only). No lookup URL.
Sources
- https://www.building-center.org/comfort-aire-hvac-age/
- img: Comfort-Aire-style-1.jpg
- img: Comfort-Aire-style-2.jpg
- img: Comfort-Aire-style-3.jpg
- img: Comfort-Aire-style-4.jpg
- img: Comfort-Aire-style-5-1.jpg (transcribed)