Display Nav Left

Language:

Compare

You must be logged in to manage your wishlist.

Creality filament buffer

Ref.: CR-BUFFER-K2PLUS

24.90 €

Tax excl.

Compatibility

Volume discounts

Quantity	Discount	Price
5	5% 5%	23.66 € 23.66 €

Quantity

In stock 0 units available for immediate shipping.
units available for shipping in 5 - 7 days Available for shipment within 5 - 7 days

Product temporarily out of stock with these characteristics. Select another combination.

We notify you when it will be available:

Approximate delivery date: Friday 20 February - Tuesday 24 February

Returns

Ask about this product

The Creality filament buffer is an accessory designed to optimize filament flow in multimaterial or advanced material-management systems such as the Creality Filament System (CFS). This component guides and stabilizes the filament from its source to the extruder, reducing tension variations and improving feed consistency for more reliable and continuous printing.

The buffer acts as a physical damper between the filament management system (such as CFS) and the 3D printer extruder, especially useful in configurations where the filament travels through multiple paths or direction changes. Its main purpose is to minimize tension oscillations in the filament line (“yo-yo effect”) and ensure that the material reaches the extruder with the proper pressure, preventing pulls, jams, or interruptions during printing, particularly in multicolor or multimaterial processes.

This buffer is specifically developed to be compatible with Creality printers and CFS systems, integrating without the need for complex modifications. The K2 Plus, equipped with a robust direct extrusion system and multicolor capabilities via CFS, can benefit from this accessory to improve filament feeding, especially when working with multiple heads or material variants within the same printing process.

The filament buffer for Creality K2 Plus is an essential support accessory for users employing advanced material-management systems such as CFS. By ensuring a stable and consistent material flow, it directly contributes to the quality and reliability of multicolor or multimaterial prints, improving both user experience and efficiency in the production of complex parts.

General information
Manufacturer	Creality
Filament diameter	1.75 mm

Other
HS Code	8477.9

Correct placement in the filament path: secure the buffer in the position indicated by the CFS system or the printer (usually next to the CFS or at the chassis base) so that the filament path between the buffer and the extruder has smooth curvature. Avoid sharp angles in the PTFE between the buffer and extruder to improve feeding.
Check connectors and sensors: many CFS system buffers include a tension/end-of-filament or passage sensor that informs the printer of filament status; ensure the connector is firm and free of corrosion to prevent signal errors and false pauses.
Periodic cleaning: inspect and clean the inside of the buffer if filament residues or fragments are observed in the passage chamber, as these can cause jams or noise. In intensive use, the buffer can accumulate small particles or filament dust.
Adjust filament tension: if the buffer has a tension mechanism or internal spring, make sure it is not too tight or too loose; balanced tension helps achieve smooth feeding without causing premature filament wear.
Avoid jams during filament changes: when performing automatic filament changes in multicolor prints, confirm that there are no excessive filament loops between the buffer and extruder and that the PTFE tube is correctly placed to minimize resistance during retraction/load.
Check for signs of failure: if the printer shows errors related to filament feed or buffer signal (e.g., frequent pauses), check the buffer first before replacing other parts, as feed issues in this module can mimic extruder sensor failures.
Care with tube and cable placement: keep PTFE guide tubes entering and exiting the buffer free of kinks or tension to avoid local resistance that could increase the force needed to push the filament, causing deformation or jams.
Firmware/guides updates: in more complex CFS systems (like upgradeable multicolor Creality modules), ensure the correct firmware version is installed and follow manufacturer installation guides, as improper setup can prevent the buffer from syncing with the extruder.