State Water Heater Manufacture Date

State water heaters produced by state industries encode the age in the first three positions of the state water heater serial number as.

State water heater manufacture date. State water heaters have the manufacture date listed in the serial number. Serial a02134562 means the tank was manufactured in 2002. So in your case the 27th week of 2009. Older tanks prior to 2004 will use the second and third number listed.

The first two digits are the year and the second two are the week of the year. This would fall under the american water heater manufacturer where it gets rebranded as a whirlpool. Johnwood gsw moffat superflue medal. The date of production manufacture or age of state water heater s can be determined from the serial number.

3 rd 4 th number month. Where m is a one letter month code encoded corresponding to a january through m december and the second two digits are the numeric year. Serial 1 st 4 digits. This tank was manufactured on the 24th week of 2009.

Digits 1 2 of the s n are the year and digits 3 4 are the week of the year. Some manufacturers including rheem made it easy by incorporating the month and year built into the first 4 digits of the serial number. It includes the manufacture date as well as information on the size and capacity. 1 st 2 nd number year.