# Manufacture week/date of fixed Cerbo GX MK2 VE.Can port issue

**URL:** <https://community.victronenergy.com/t/manufacture-week-date-of-fixed-cerbo-gx-mk2-ve-can-port-issue/50857>\
**Category:** Q&A and troubleshooting\
**Tags:** gx\_device, beginner, cerbo\_gx\
**Created:** [29 December 2025 11:02 UTC](https://community.victronenergy.com/t/manufacture-week-date-of-fixed-cerbo-gx-mk2-ve-can-port-issue/50857 "2025-12-29T11:02:44Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![alexpescaru](https://dub1.discourse-cdn.com/victron/user_avatar/community.victronenergy.com/alexpescaru/32/270_2.png) [@alexpescaru](https://community.victronenergy.com/u/alexpescaru)\
**Post date:** [29 December 2025 11:02 UTC](https://community.victronenergy.com/t/manufacture-week-date-of-fixed-cerbo-gx-mk2-ve-can-port-issue/50857/1 "2025-12-29T11:02:44Z")

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> [@Newly purchased IP22 and IP65 are faulty and being returned to sellers in large numbers](https://community.victronenergy.com/t/newly-purchased-ip22-and-ip65-are-faulty-and-being-returned-to-sellers-in-large-numbers/50377/21):
>
> the case with the Cerbo GX MK2 VE.Can port - eventually we resolved it low level **with a hardware change**

Hello @guystewart,  
Can you tell us the manufacture week since this resolution is implemented _ **in hardware** _?  
I am thinking of buying a couple of units and it will be nice to know how to pay attention to the serial number.  
Thanks in advance.

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**Author:** ![Fideri](https://dub1.discourse-cdn.com/victron/user_avatar/community.victronenergy.com/fideri/32/2275_2.png) [@Fideri](https://community.victronenergy.com/u/Fideri)\
**Post date:** [29 December 2025 13:10 UTC](https://community.victronenergy.com/t/manufacture-week-date-of-fixed-cerbo-gx-mk2-ve-can-port-issue/50857/2 "2025-12-29T13:10:24Z")

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Me too I’m buying 2 additional units