Find the manufacture date of any HVAC unit from the serial number. Select your brand below.
29 brands covered — Carrier, Trane, Lennox, York, Rheem, Goodman, and more.
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How to find your serial number: On outdoor AC/heat pump units, look for the data plate on the side panel. On furnaces and air handlers, check inside the cabinet door. The serial number (S/N) is different from the model number (M/N).
✓ Your unit appears to be within normal service life. HVAC systems typically last 15–20 years with proper maintenance. Keep up with annual tune-ups and filter changes to maximize lifespan.
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