







🔥 Keep your filaments fresh and your prints flawless — dry smarter, print stronger!
The 2024 SUNLU Official Filament Dryer Box S4 is a cutting-edge 3D printer accessory designed to dry and store up to four 1kg filament spools simultaneously. Featuring a powerful 350W PTC heater and advanced triple-fan system, it rapidly heats up to 70°C for even drying. Its high-precision humidity sensor automatically maintains optimal moisture levels, preventing filament degradation. With a large touchscreen and preset drying profiles, it offers effortless control and supports a wide range of filament types and diameters, making it an essential tool for professional and enthusiast 3D printing setups.







| Manufacturer | YOOPAI3D |
| Brand | YOOPAI |
| Model Number | SUNLUS4 |
| Package Dimensions | 52.07 x 35.56 x 27.94 cm; 5.78 kg |
| Colour | Sunlu S4 Black |
| Material Type | Acrylonitrile Butadiene Styrene, Polylactic Acid |
| Number of Items | 1 |
| Manufacturer Part Number | SUNLUS4 |
| Item Weight | 5.78 kg |
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