EDIT December 2025 The name has changed from Faikin to Faikout - because Daikin was probably going to sue over the name. However, everthing is otherwise the same. EDIT July 2026 Adding some clarifications in this top post. There is a lot of information below, probably a good idea to read through it…

I have board compatible with Faikin/Faikout firmware with cable compatible for S21, S403, X50 and CN-WIRED, if anyone want it can send me message, I can ship nearly all around the world. [IMG_0268]

[image] dzungpv: I have board compatible with Faikin/Faikout firmware with cable compatible for S21, S403, X50 and CN-WIRED, if anyone want it can send me message, I can ship nearly all around the world. [IMG_0268] How much? Would also need S403 cable

Send me private message, post price or link here may violate conmunity policy.

You can list the product for sale in the Social category. There’s also a “Shameless Self-Promotion” channel on the HA Discord server.

Thank you for the information. I will check them.

[image] Mr_Flibble: I am not sure why this one was flagged because it was in French? Yes: [image] Getting help in languages other than English Community Guides As explained in the FAQ this forum is an English language only forum. If you would prefer to converse in y…

Ah, I did not know that. As soon as I saw the question in French my brain auto-translated it so I figured I would respond in kind. Good to know!

[quote=“tom.port, post:226, topic:644370”] 494 Hello, sorry, I didn’t realize it needed to be translated into English. I’ve read a lot, and you’re the best when it comes to Daikin. I tried connecting the Faikin to my air conditioner, but the connector isn’t the same as in the tutorials. My X50A c…

You can try the X50a port like mention in wiring of the Faikout project: [image] But seem your model too old, it may not work with green x50a, other solution is P1P2 port.

[image] tom.port: However, I did manage to power it on the S21 port Why not just use the S21 port?

Need Daikin Wifi? Use the Open-Source Faikin ESP32 Hardware instead of the official wifi Modules

Third party integrations

anon11644107 December 15, 2025, 3:25am 228

Yes: