1.75mm PTFE Filament Connector Joiner for 3D Printer – 20/100 Pk
1.75mm PTFE Filament Connector Joiner for 3D Printer – 20/100 Pk
PTFE Filament Welder Connector – 1.75mm | 20 or 100 Pack
Keep your 3D printing projects running smoothly with these high-quality 1.75mm PTFE Tube Filament Connectors. Designed to seamlessly join two filament strands, these compact couplers are an essential accessory for anyone who wants to extend filament rolls, switch colors mid-print, or salvage leftover spools — all without missing a beat.
Made in Mainland China.
Key Features
- Material: Premium PTFE (Polytetrafluoroethylene) — low friction, heat-resistant, and chemically inert
- Compatibility: Works with all common 1.75mm filaments including PLA, ABS, PETG, TPU, and more
- Length: Approximately 5 cm per connector for a secure, stable join
- Color: Clean white — easy to spot on your workbench
- Pack Options: Available in 20-piece or 100-piece sets to suit hobbyists and high-volume makers alike
- Precision Fit: Precisely sized inner bore for a snug, reliable connection that prevents filament gaps or misalignment
- New & High Quality: Each connector is manufactured to consistent standards for dependable performance
Why You Need These Connectors
Running out of filament mid-print is frustrating. These PTFE joiners let you weld two filament ends together quickly so your print can continue without interruption. The PTFE material ensures the filament slides through your hotend with minimal resistance, just like a standard tube segment. Whether you're a weekend hobbyist or a busy print farm operator, having a stock of these connectors on hand is a smart move.
Specifications
| Material | PTFE |
| Filament Diameter | 1.75mm |
| Color | White |
| Length | ~5 cm |
| Package Quantity | 20 pcs or 100 pcs |
| Compatible Filaments | PLA, ABS, PETG, TPU, and more |
Note: Please allow slight dimensional differences due to manual measurement. Colors may appear slightly different on various screens.
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Frequently Asked Questions
Q: Are these PTFE filament connectors compatible with all 1.75mm filaments?
A: Yes! These connectors are designed for all standard 1.75mm filaments, including PLA, ABS, PETG, TPU, and other common 3D printing materials. The precise inner bore ensures a snug, low-friction fit for virtually any brand of filament.
Q: How do I use a PTFE filament joiner/connector?
A: Simply insert the end of one filament strand into one side of the PTFE tube connector, then insert the second filament strand from the other end. The tight-fitting PTFE tube holds both strands aligned end-to-end so they feed through your printer's extruder and hotend as a single, continuous length.
Q: Why is PTFE the ideal material for these filament connectors?
A: PTFE is exceptionally heat-resistant, chemically inert, and has an ultra-low friction surface — the same properties that make it the standard choice for 3D printer bowden tubes. These qualities ensure filament glides through the connector with minimal resistance, even at elevated printing temperatures.
Q: How many connectors come in each pack?
A: These connectors are available in a 20-piece pack for casual users or a 100-piece bulk pack for makers with high-volume printing needs. Choose the quantity that best suits your workflow.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.