# Filament Connector Sunlu FC01 – Sunlu filament joining system (MPN SLU-26217)

**URL:** https://aio.lv/en/product--sunlu-slu-26217--11972861
**Data updated:** 2026-06-02 20:13 (EEST)
**Category:** 3D Printer Consumables
**Manufacturer:** Sunlu
**Manufacturer code:** SLU-26217
**EAN:** 6933582312817
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 50.99 €
**Prices and availability valid until:** 2026-07-17 23:59
**Price without VAT (21%):** 42.14 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--sunlu-slu-26217--11972861

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 08.07.2026 | free |
| Pickup points | 13.07.2026 | 1.99 EUR |
| Courier delivery to door | 13.07.2026 | 4.99 EUR |

## Summary description

Sunlu Filament Connector FC01 is a filament joining system designed to connect ends of 3D printing filament for continuous feeding. Supplied under MPN SLU-26217, it enables splicing of filament to reduce print interruptions when changing spools, helping maintain consistent filament diameter and feed. Suitable for use in FDM/FFF printers and compatible with common thermoplastic filaments.

## Long description

The Sunlu Filament Connector FC01 is a specialized tool designed to join two ends of 3D printing filament, allowing for continuous material feeding during long print jobs. By fusing filament ends together, this system helps users utilize remaining material from nearly empty spools, effectively reducing waste and preventing print failures caused by running out of filament mid-process. The device is engineered to maintain a consistent diameter at the junction point, ensuring that the spliced filament passes smoothly through the printer's extruder and hotend.
Advantages
This filament joining system offers a reliable way to maximize material usage by combining short segments of filament into a single, usable length. Its design focuses on creating a secure bond that withstands the tension of the extruder drive gears, minimizing the risk of breakage during the printing process. By facilitating seamless transitions between spools, it helps maintain print continuity and reduces the need for manual intervention, making it a practical addition to any 3D printing setup.
Suitable for
Connecting remaining filament ends to avoid waste
Continuous printing with multiple filament segments
FDM and FFF 3D printers
Common thermoplastic filaments
When it may not be suitable
This device may not be suitable for materials that are highly flexible or those that require specific chemical bonding agents to fuse properly. It is also not intended for use with non-thermoplastic materials or filaments that have significantly different melting points, as these may not bond securely.
Key specifications
Compatible with standard FDM/FFF 3D printer filaments
Designed for consistent diameter maintenance
Compact and user-friendly design
Supports thermoplastic material splicing
How to use
To use the Sunlu Filament Connector, insert the ends of the two filament strands into the designated slots of the device. Ensure the ends are cut cleanly and are flush against each other. Activate the heating element according to the manufacturer's instructions to fuse the materials. Once the bonding process is complete, allow the junction to cool fully before attempting to feed it into the printer. Carefully trim any excess material or burrs at the joint to ensure a smooth diameter before the filament enters the extruder.
What to consider before purchase
Verify compatibility with your specific filament material type
Ensure the device is placed on a stable, heat-resistant surface during operation
Check that your printer's extruder can handle the slightly increased diameter at the splice point
Usage recommendations
For the best results, ensure that the filament ends are cut at a 90-degree angle before joining. Always allow the fused joint to cool completely to room temperature before feeding it into the printer to prevent potential jams in the Bowden tube or hotend.

## FAQ

### How much does the Filament Connector Sunlu FC01 cost, and is it available for purchase?

The price is 50.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 30 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 08.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Sunlu products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Sunlu service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/11972861/67420180_large.webp