Decoders by brand
9 brands, A to Z. Many are made by a bigger manufacturer and share its date code; their links go to the page that decodes them.
- American Standard: Furnaces · AC and heat pumps
- Ameristar: Furnaces · AC and heat pumps
- GE: Water heaters
- Rheem: Water heaters · AC and heat pumps
- Richmond: Water heaters
- Ruud: Water heaters · AC and heat pumps
- Sure Comfort: AC and heat pumps
- Trane: Furnaces · AC and heat pumps
- WeatherKing: AC and heat pumps