How to Read Hayward Serial Numbers and Date Codes
Pumps, Filters, Cleaners, Heaters, Heat Pumps, some Incandescent Lighting and Accessories
Hayward's serial numbers for all products, with the exception of some cleaners, controls, heat pumps and electronic chlorinators, are 17 digits long and begin with the numbers '21'. Often these numbers appear on product labels with spaces or parentheses.
Model number is found on the dataplate located on the bottom right of the electrical cover on Hayward Heat Pro units.
On Summit style Heat Pumps the data plate is located on the left side of the base pan
Controls, Electronic Chlorination, ColorLogic Lighting
Serial numbers for Controls, Electronic Chlorination, and ColorLogic Lighting typically follow a format like this: 1M12345-1234567 (all numbers with the exception of the letter in the second position).
For products such as Aqua Rite, the serial number can be found inside the door of the control panel.
Reading Goldline Serial Numbers - Starting 8-2011
Beginning 08-05-2011 the serial number format is 3A11284-123456.
- First Digit = 3 = 3 Year Warranty, 1 = 1 Year Warranty
- Second Digit = A = Product Class
- Third & Fourth Digit = 11 =Year = 2011
- Fifth - seventh digit = day of year manufactured (284th day of 2011)
- Digits 8 and on = 123456 = Manufacturing ID
Reading Goldline Serial Numbers
Beginning 11-01-01 the serial number format is 3A0112-123456.
- First Digit = 3 = 3 Year Warranty, 1 = 1 Year Warranty
- Second Digit = A = Product Class
- Third & Fourth Digit = 01 =Year = 2001
- Fifth & Sixth Digit = 12 = Month = December
- Digits 7 and on = 123456 = Manufacturing ID
