YC10072P338-CS manufacture date

[eating1017]

Can you help us out to find the manufacture date according by my serial no
JAE25400462
JAE2540047R
JAE25400490
JAE2540049L
JAE254004BY

[Leo Laohoo]

All of the serial numbers were manufactured in the same week. 

Between 04 to 08 October 2021. 

[marce1000]

 - Enter the serial number(s) in this app :

              https://cway.cisco.com/sncheck/

 Then google on product info found and it's datasheet, look at when the datasheet was published and or press on See Revisions , most early date probably aligns with manufacturing period.

 M.