--- product_id: 611803078 title: "【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." brand: "yoopai" price: "B/.300" currency: PAB in_stock: false url: https://www.desertcart.com.pa/products/611803078-2025-special-bundle-sunlu-official-filament-dryer-box-s4-four store_origin: PA region: Panama --- # Triple fan for even heat circulation Auto humidity control with real-time sensor Rapid heating up to 70°C 【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. **Brand:** yoopai **Price:** B/.300 **Availability:** ❌ Out of Stock ## Summary > 🔥 Keep your filaments dry, your prints flawless, and your 3D game ahead of the curve! ## Quick Answers - **What is this?** 【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. by yoopai - **How much does it cost?** B/.300 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.com.pa](https://www.desertcart.com.pa/products/611803078-2025-special-bundle-sunlu-official-filament-dryer-box-s4-four) ## Best For - yoopai enthusiasts ## Why This Product - Trusted yoopai brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Quad-Spool Powerhouse:** Dry up to 4 filament spools simultaneously—maximize your print workflow without pause. - • **Turbo Heat Technology:** 350W PTC heater delivers lightning-fast, uniform drying to keep your filaments print-ready. - • **Smart Moisture Defense:** Auto-activating humidity sensor prevents filament sogginess, ensuring flawless prints every time. - • **Intuitive Touchscreen Control:** Tablet-like interface with presets for PLA, ABS, PETG & more—customize drying with ease. - • **Universal Filament Compatibility:** Supports PLA, TPU, ABS, Nylon, and all standard diameters—one dryer to rule them all. ## Overview The SUNLU S4 Filament Dryer Box is a professional-grade 3D printing accessory designed to dry and store up to four 1kg filament spools simultaneously. Featuring a powerful 350W PTC heater and triple-fan system, it rapidly heats up to 70°C with even heat distribution. Its built-in high-precision humidity sensor automatically controls moisture levels, activating the dryer when humidity exceeds 50%. The large touchscreen interface offers preset and customizable drying settings for a wide range of filaments including PLA, ABS, PETG, TPU, and Nylon. Compatible with all standard filament diameters, the S4 enhances print quality by preventing moisture-related defects and supports continuous multi-material printing workflows. ## Description desertcart.com: 【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. : Industrial & Scientific ## Features - Four-Spool Filament Dryer Box - SUNLU S4 is the first filament dryer box capable of accommodating four 1kg spools simultaneously. It is equipped with eight filament holes and PTFE tubes, meeting the demands for drying multiple filaments and enabling concurrent printing with multiple printers. - Fast Heating & Drying Evenly - The SUNLU S4 filament dryer is equipped with a PTC heating element and a triple-fan configuration. The interior heat is efficiently circulated with three fans, making the heating process more even. Additionally, the S4 filament dry box achieves rapid heating up to 70 °C in record time. The robust 350W PTC heater is 6.9 times more powerful than the SUNLU S2, ensuring an accelerated and efficient filament drying experience. - Auto Humidity Control - The SUNLU FilaDryer S4 incorporates a high-precision humidity sensor, displaying real-time interior humidity. Even when the filament dryer is in standby, it will automatically activate when the interior humidity reaches or exceeds 50%, preventing secondary moisture exposure. Thus, it can also serve as your filament storage box. - Easy to Use - The adjustable temperature range is 35°C to 70°C, with a setting time from 0 to 99 hours. This 3D printer filament dryer features a large touch screen, providing a tablet-like operation experience. It also comes with pre-configured temperature and drying time settings for commonly used filaments such as PLA, ABS, PETG, as well as PA and PC. This reduces setup complexities and enhances your user experience. - Universal Compatibility - The SUNLU S4 filament dehydrator is compatible with PLA, PLA+, PETG, TPU, ABS, PA, PC, Nylon, and other high-end 3D filaments. It works perfectly with all standard filament diameters: 1.75mm, 2.85mm, 3.00mm. - After Sale Service- We provide a lifetime of professional technical support. If you encounter any issues while using it, please contact us (the seller) directly through the 'Ask a Question' feature. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CRYDN5X9 | | Best Sellers Rank | #88,456 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #1,092 in 3D Printing Filament #1,525 in 3D Printer Accessories | | Brand Name | YOOPAI | | Color | Black | | Customer Reviews | 4.4 4.4 out of 5 stars (871) | | Global Trade Identification Number | 00850055848627 | | Item Diameter | 1.25 inches | | Item Weight | 1 kg | | Manufacturer | YOOPAI3D | | Manufacturer Part Number | SUNLUS4 | | Material Type | Acrylonitrile Butadiene Styrene, Polycarbonate, Polylactic Acid | | Model Number | SUNLUS4 | | Number of Items | 1 | | UPC | 850055848627 | | Unit Count | 1 Count | | Warranty Description | 2 | ## Product Details - **Brand:** YOOPAI - **Color:** Black - **Item Diameter:** 1.25 inches - **Item Weight:** 1 kg - **Material:** Acrylonitrile Butadiene Styrene, Polycarbonate, Polylactic Acid ## Images ![【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. - Image 1](https://m.media-amazon.com/images/I/610CZIuVhDL.jpg) ## Available Options This product comes in different **Color** options. ## Frequently Bought Together - 【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. - Dry & Dry" [1 Quart Premium Orange Indicating Silica Gel Desiccant Beads(Industry Standard 3-5 mm) - Rechargeable Silica Gel Beads(2 LBS) - PETG Filament 1.75mm - 4kg(8.8lbs) SUNLU PETG 3D Printer Filament, Reusable Spool Compatible with Bambulab Refill Filament, 1.75mm Dimensional Accuracy +/- 0.02mm, Black+White+Grey+Clear Bundle --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.com.pa/products/611803078-2025-special-bundle-sunlu-official-filament-dryer-box-s4-four](https://www.desertcart.com.pa/products/611803078-2025-special-bundle-sunlu-official-filament-dryer-box-s4-four) --- *Product available on Desertcart Panama* *Store origin: PA* *Last updated: 2026-10-28*