National Comfort Product
Serial Number (Style 2) Decoder

Directions:  Use the 1st four digits of your serial number to determine:

  • Digit/Position One:  Product Line - Select 1st number of your serial number and choose it from drop-down list
  • Digits/Positions Two & Three:  Year of manufacture. Select 2nd & 3rd numbers of your serial number (i.e. "32") and choose it from drop-down list.
  • Digit/Position Four:  Month of manufacture. Select 4th number/letter of your serial number and choose it from drop-down list.

The results for each entry will independently display at the bottom of each drop-down.



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Positions 5-8: (Sequence #)

The sequence number resets the first of each month.