【2025 Special Bundle】SUNLU Official Filament Dryer Box S4,Four-Spool 3D Printer dehydrator with Rapid Heating, Auto Humidity Control, and Advanced triple Fan Upgrade, Fits PLA,PETG,ABS,TPU,PA,etc
Whether you’re preparing for a big print job or need to maintain your 3D filament collection, this intuitive dryer ensures seamless integration into your workflow. The video walks you through the setup process, making it simple to unpack, install, and start using the device right away.With a user-friendly interface and pre-configured settings for popular filaments like PLA, ABS, and PETG, even novice users can achieve professional results without guesswork. The auto-drying feature activates when humidity reaches 50%, eliminating the need for constant monitoring and safeguarding your materials from reabsorbing moisture. This hands-off approach, paired with a robust 350W PTC heater, guarantees consistent drying performance while keeping your workspace safe and organized.
Designed with precision and versatility in mind, this dryer caters to both casual creators and seasoned professionals. Its triple-fan system ensures heat is evenly distributed, accelerating the drying process without overheating sensitive filaments. The adjustable temperature range (35°C-70°C) and customizable drying time (0-99 hours) offer flexibility to match your specific needs, whether you’re storing filament long-term or preparing it for a critical project. The device’s compatibility with a wide array of materials and standard filament diameters (1.75mm, 2.85mm, 3.00mm) means you can keep all your spools in one place, saving time and space. With real-time humidity monitoring and a sleek, tablet-like touchscreen, managing your filaments has never been more straightforward or reliable.
- Pros
- auto-humidity control activates at 50% interior moisture level
- Accommodates four 1kg spools simultaneously with eight filament holes
- Triple-fan system ensures even heat distribution for faster drying
- Fast heating up to 70°C with a high-powered 350W PTC heater
- Compatible with PLA, ABS, PETG, TPU, and other high-end filaments
- Adjustable temperature and drying time settings for customization
- Lifetime technical support for peace of mind
- Cons
- May require periodic maintenance for humidity sensor accuracy
- Higher upfront cost compared to basic models
- Noise from fans could be disruptive in quiet environments
| Key Features | Highlights |
|---|---|
| Heating System | PTC heater with 3 fans for rapid, even drying |
| Drying Capacity | 4 spools (1kg each) in one unit |
| Humidity Control | Auto-drying triggers at 50% humidity; real-time monitoring |
| Temperature Range | 35°C-70°C for precise material care |
| Drying Time | Customizable from 0 to 99 hours |
| Compatibility | Works with 1.75mm, 2.85mm, 3.00mm filaments |
| Product | Key Features | Pros | Cons |
|---|---|---|---|
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SUNLU S4 Filament Dehydrator |
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Reveal the Remarkable
Whether you’re managing multiple 3D printers or seeking a solution for long-term filament storage, the SUNLU S4 stands out as a versatile powerhouse. Its 4-spool compatibility, auto-humidity control, and rapid heating ensure seamless efficiency, while the triple-fan design guarantees even drying. Combined with user-friendly settings and universal filament support, the S4 is a must-have for creators who demand precision and reliability. Perfect for both casual and professional use, it redefines the filament drying experience with cutting-edge technology and hassle-free operation.
【2025 Special bundle】SUNLU Official Filament Dryer Box S4
Key Benefit: Auto-drying activates when humidity reaches 50% or higher,safeguarding filaments from moisture without manual intervention.
Four-Spool Filament Dryer Box – SUNLU S4
Key Benefit: Dries up to four 1kg spools simultaneously, ideal for multi-printer setups and rapid project switches.
- Pros:
- Cons:
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