Featured image of Elegoo’s Upcoming Automatic Filament Switching System Will Use Open-Standard RFID Source: Elegoo
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New Frequency

Elegoo’s Upcoming Automatic Filament Switching System Will Use Open-Standard RFID

Picture ofShawn Frey
by Shawn Frey
Published May 26, 2025

In announcing its open-standard RFID ecosystem, Elegoo also confirmed its upcoming Automated Filament Switching System – but how will existing standards be managed?

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Elegoo just announced an open-source RFID ecosystem, which also confirmed that it’s working on its own Automated Filament Switching System.

That shouldn’t come as a surprise to anyone. There was already speculation that Elegoo would be unveiling a filament changer during this past Rapid + TCT (that product ended up being the Jupiter 2), and the recent Centauri Carbon is just begging for a filament changer. We just wonder if it will undercut the competition’s prices as much as the Centauri Carbon does. We’ll find out in Q3, which is when Elegoo plans to release the Automated Filament Switching System, the company has told All3DP.

But we’re already getting peeks at how the system aims to stand out by the announcement of an open-standard RFID ecosystem. Elegoo has shared its EPC-256 Format RFID standard on GitHub, outlining how to make a tag compatible with its system, and asked for feedback regarding tag data structure and other suggestions.

I can’t help but think of the old joke that a new universal standard is just one more standard. Filament changers with RFID functions on the market today are largely bogged down by proprietary tags and a lack of third-party support. Elegoo looks like it may be the first manufacturer to have third-party RFID support integrated into the system before release, but it’s unclear how this system will interact with proprietary materials outside its standard.

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Elegoo isn’t the only one who wants to produce an open RFID system, though. Bigtreetech, during last year’s Formnext, showcased the VVD (or “Vivid”) filament system it’s developing and mentioned that one model will have RFID functions. In an interview with YouTuber Make-O-Rama, the company said it might leverage existing Klipper-based spool management systems but ultimately wasn’t sure which strategy it would take, just that it wants the system “to be compatible with any and all” RFID tags. One method suggested in the interview is using middleware to translate proprietary standards.

Overall, it seems like Elegoo is tapping into a widespread desire at the right time. Plenty of RFID filament systems have started popping up from the community in various forms of completion, like OpenSpool. Appealing for community feedback early on is promising and hopefully will set the manufacturer’s upcoming Automatic Filament Switching System up for success. Check out Elegoo’s RFID Ecosystem blog article for more details, and its GitHub to contribute feedback and suggestions.

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