Large format spools are available in 2 kg, 2.3 kg, 2.5 kg, 3 kg, up to 5 kg of 3D printing filament — the ideal format for continuous production, large prints, and for those who want to reduce the number of spool changes and lower the cost per kilogram.
When to choose a large format spool
- Continuous production: 24/7 printing, reduced interruptions for spool changes.
- Large format printers: Elegoo OrangeStorm Giga, Creality K2 Max, Modix Big-60, Raise3D Pro3, BCN3D Epsilon.
- Printing service bureaus: for those who print for third parties and have predictable consumption.
- Maker spaces and labs: where many users consume the same spool.
- Savings: the price per kg drops by 15% to 40% compared to the 1 kg spool.
Technical characteristics
- Available weights: 2 kg, 2.3 kg, 2.5 kg, 3 kg, 5 kg.
- Diameters: 1.75 mm and 2.85 mm.
- Materials: PLA, PETG, ABS, ASA, HIPS — all common technical materials.
- Spool diameter: typically 250-300 mm — check compatibility with your printer's spool holder.
- Packaging: often in a vacuum-sealed bag with desiccant to prevent moisture absorption during storage.
Brands on Strato3D
XXL Line and 2500g/5000g formats from Sakata3D (PLA 700, PLA 850, PET-G, HIPS, ABS-E, ASA, HR-870), BCN3D Filaments (2.3-2.5 kg for Epsilon), and other large format references.
Frequently asked questions
Will they fit in my printer? Check the outer spool diameter and width. Most 2500g Sakata spools are ø250 mm and fit standard spool holders. 5000g spools are ø300 mm and require an external spool holder.
Is it worth it compared to multiple small spools? If you consume more than 5 kg per month: absolutely yes. Below that, the 1 kg format is more convenient.
How do I store them? Vacuum-sealed bag with desiccant or a dryer box. Humidity is the number one enemy of filaments.
Can I use them with AMS or multi-material systems? Often no, AMS is designed for standard 1 kg spools. External spool holders are needed.