Find your condensing unit and search for a data plaque or sticker on the side. You should see a model number and a string of numerals and letters. There should also be an even, two-digit number – which indicates the AC tonnage of the unit. This number is typically between 18 and 60. Divide this number by 12 (representing 12,000 BTU/hr, or one
*The majority of systems installed prior to 2006 are 10 SEER or lower. For this example, the air conditioner has a SEER rating of up to 20 SEER. Potential energy savings may vary depending on your lifestyle, system settings, equipment maintenance, local climate, home construction and installation of equipment and duct system.
Eventually they will all be gone but, in the meantime, here’s the serial number code: look for a single letter in the center of the serial number, which will denote the year of manufacture. We suspect that the adjacent two numbers are the month, but not sure. A = 1973, B = 1974, C = 1975, D = 1976, E = 1977, F = 1978, G = 1979, H = 1980, J
High-Efficiency Air Conditioner. UP TO 17.2 SEER2; Compatible with the Amana® brand Smart thermostat ; Slim style, small footprint; Quiet-mode - provides enhanced acoustical comfort, up to 3 different sound levels (as low as 45dBA) Blue Fin corrosion coating – helps keep coil cleanWA13NZ Endeavor Line Select Series Air Conditioner. Cooling Efficiency: 15.2 SEER2 / 12 EER2. Nominal Sizes: 1.5 to 5 ton [5.3 to 17.6 kW] Cooling Capacities: 17.1 to 55.5 kBTU [5.0 to 16.3 kW] Meets energy standards for Northern regions only. Learn More.
