2025 SUNLU Official Filament Dryer Box S4, Upgrade 4-Spool Filament Dehydrator with temperature balance/fast heating/automatic moisture control, for PLA TPU PETG ABS Nylon PA

["Super Dry Box with 4 Spools: The S4 Filament Drying Box revolutionizes filament drying with its ability to hold four 1-kg spools simultaneously. With eight holes for filaments and PTFE tubes, this innovative dryer meets the need to dry multiple filaments and allows for simultaneous printing on 4 printers.", "Efficient Heating and Drying: S4 features a PTC heating element and a triple fan design that ensures consistent heat distribution in the dryer. The advanced system allows for rapid heating up to 70°C, supported by a powerful 350-W PTC cooler that is 6.9 times stronger than its predecessor, the SUNLU S2. This results in accelerated and complete filament drying.", "Automatic Moisture Regulation: Equipped with a highly precise humidity sensor, the SUNLU FilaDryer S4 monitors indoor humidity in real-time. If humidity exceeds 50%, the dryer automatically activates to avoid exposure to moisture and also serves as a storage box for 3D printer filaments.", "User-Friendly Design: With an adjustable temperature range from 35°C to 70°C and customizable drying time of up to 99 hours, the S4 offers a smooth operating experience thanks to its intuitive touchscreen interface. Predefined configurations for popular filaments such as PLA, ABS, PETG, PA, and PC simplify usage and enhance user convenience.", "Versatile Compatibility: The S4 filament dryer supports a range of high-quality 3D filaments, including PLA, PLA+, PETG, TPU, ABS, PA, PC, Nylon, and others. Compatible with standard filament diameters of 1.75mm, 2.85mm, and 3.00mm, this dryer ensures broad usage across various filament types."]