Printer parts

Sunlu FC-01 Filament Connector 3D Models and STL

This collection gathers 3D models made around the Sunlu FC-01 filament connector and similar splicing tools. It covers holders, organizers, spool adapters and dry box fittings that support 3D printing workflows. Use it to find practical STL parts for keeping a connector tool and filament setup tidy. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.

A Polyzon collection · 47 models from 3 platforms

How this collection is put together

Polyzon assembles this collection from search results on the connected platforms. Repeats and models without a preview are removed, weak matches go to the end, and the rest keeps the search order. Models belong to their authors — check the terms on each model's page.

Selection rules: the Polyzon editorial team · Text updated 2026-10-14

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About the category

«Sunlu FC-01 Filament Connector 3D Models and STL»

Models in this topic range from simple docks and holders for a filament connector to organizers that keep the tool, cutters and short filament offcuts together. Some designs are open trays, while others are enclosed boxes with lids or slots for PTFE tube fittings. Spool adapters and dry box parts also appear, often as separate accessories rather than parts of the connector itself.

When choosing a model, check the listed dimensions and scale against your connector and spool sizes, and note how many parts need to be printed and assembled. Look at whether the author calls for supports, what material and layer height they used, and any photos of finished prints. Clearance around moving parts and the fit of tube or connector openings are worth confirming before printing.

To refine the search, try synonyms such as filament joiner, filament splicer, connector holder, or FC-01 dock, and combine them with terms like organizer, dry box, or spool adapter. Related topics include filament storage, PTFE tube fittings, and small tool trays for a 3D printer workspace. Searching by printer or tool model can narrow results further.

FAQ

Frequently asked questions

What is a Sunlu FC-01 filament connector used for?
It joins two pieces of filament so a spool can be continued or a failed print can be resumed. Models in this collection support the tool by holding it, guiding filament, or storing accessories.
Do these models require supports?
It depends on the design; some holders print without supports, while enclosed boxes or overhangs may need them. Check the author's notes and photos before slicing.
What should I measure before printing a holder?
Measure the connector body, any PTFE tube openings, and the spool or dry box space where the part will sit. Compare those dimensions with the model's listed scale.
Can I use these models with other filament connectors?
Some organizers and adapters are generic, but parts shaped around the FC-01 may not fit other tools. Check the model page for the dimensions and intended connector.
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