# the plc 750-840 is compatible with codesis 3.5

**URL:** <https://www.wago.community/t/the-plc-750-840-is-compatible-with-codesis-3-5/1559>\
**Category:** CODESYS\
**Created:** [February 9, 2025, 12:07am UTC](https://www.wago.community/t/the-plc-750-840-is-compatible-with-codesis-3-5/1559 "2025-02-09T00:07:57Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![joseperez](https://avatars.discourse-cdn.com/v4/letter/j/ce7236/32.png) [@joseperez](https://www.wago.community/u/joseperez)\
**Post date:** [February 9, 2025, 12:07am UTC](https://www.wago.community/t/the-plc-750-840-is-compatible-with-codesis-3-5/1559/1 "2025-02-09T00:07:57Z")

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I would like to know if the PLCs of the 750-840 family are compatible with Codesis 3.5

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**Author:** ![WagoKurt](https://sea2.discourse-cdn.com/flex016/user_avatar/www.wago.community/wagokurt/32/11_2.png) [@WagoKurt](https://www.wago.community/u/WagoKurt)\
**Post date:** [February 9, 2025, 12:09am UTC](https://www.wago.community/t/the-plc-750-840-is-compatible-with-codesis-3-5/1559/2 "2025-02-09T00:09:59Z")

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No, the 750-841, -842 & -843 are Codesys 2.3 based (this includes the -88X and -89X as well)