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Bambu Lab Y PTFE Coupler 3D Models and STL Files

This collection covers add-on parts for Bambu Lab printers that split or join PTFE filament paths. You will find Y-splitters, tube couplers, holders and buffer guides made for 3D printing. The models help adapt a single feed path to multiple spools or replace a worn connector. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.

Le texte de cette collection est rédigé en anglais ; la recherche, elle, fonctionne dans toutes les langues.

Une collection Polyzon · 48 modèles sur 3 plateformes

Comment cette collection est composée

Polyzon compose cette collection à partir des résultats de recherche des plateformes connectées. Les doublons et les modèles sans aperçu sont retirés, les correspondances faibles sont placées à la fin, et le reste suit l’ordre de la recherche. Les modèles appartiennent à leurs auteurs : consultez les conditions sur la page de chaque modèle.

Règles de sélection : la rédaction de Polyzon · Texte mis à jour le 11/10/2026

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«Bambu Lab Y PTFE Coupler 3D Models and STL Files»

Y-splitters and Y-connectors combine filament routes, while couplers and connectors join or terminate PTFE tubing. Holders and supports keep the tube aligned, and buffer guides or release parts sit near the filament path. Designs vary by mounting style, tube diameter and whether they replace an existing part or add a new branch.

Before printing, check the listed tube size, fitting type and whether the part is meant to sit at the toolhead, on the frame or near a spool holder. Look at the author's photos of installed parts to see how the tube enters and exits, and read the material and settings the author lists. Parts that carry filament under tension may need a material with some stiffness, while parts that only guide tubing can be simpler.

To narrow results, try related terms such as PTFE connector, Bowden splitter, filament joiner, tube adapter or Y-piece. Combine those with the printer model or the part location, for example toolhead, spool holder or buffer. If a result is close but not exact, look at remixes and variants that change the mounting or tube entry.

FAQ

Questions fréquentes

What is a Y PTFE coupler used for?
It joins or splits the path of PTFE tubing that guides filament to the toolhead. In a Bambu Lab setup, it can add a second spool feed or replace a connector at the tube entry.
How do I choose between a Y-splitter and a coupler?
A Y-splitter merges or divides filament routes, while a coupler mainly connects tube sections or holds a fitting. Check the mounting point and the tube size on the model page.
What should I check before printing one?
Look at the tube diameter, fitting type, mounting location and the author's material notes. Photos of installed parts show how the tube enters and exits.
Can these parts work with different PTFE tube sizes?
Many designs are made for a specific tube outer diameter, so check the listed dimensions before printing. Some models include adapters or stepped entries for other tube sizes.
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