Vesta® Boiler and Water Heater age

How to determine the date of production/manufacture or age of Vesta® brand Systems.

Water heaters in general have an average estimated useful service life of 10-12 years, though water quality, routine upkeep/maintenance, and location of the water heater will all play critical roles in the longevity of these systems.

See also: Estimated Useful Service Life Expectancies

Parent Company: Axeman-Anderson Company

Subsidiaries: Anthratube | Centaurus | Enerstor | Olympia | Axeman-Anderson

The date of production/manufacture or age of Vesta® brand equipment can be determined from the serial number located on the rating data plate.

Example serial number styles/formats found:

→Style 1:   6LKK000043076

Legend:  Year is RED;  Month is GREEN; Week is BLUE

→Style 1:   6LKK000043076

Year of manufacture can be determined by using the 1st & 2nd letters of the serial number

Limited information

LT = 2020

LK = 2021

LM = 2022

Prior to 2020, Vesta used numbers coded in the serial number. We do not have any examples of styles used prior to 2020.

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Vesta® History¹
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Every effort is undertaken to offer you correct and concise information to assist you in determining the age or manufacture date of water heating equipment. Users relying on this information do so at their own risk.
Page last updated: 02/21/2025