---
product_id: 625947766
title: "Official Filament Dryer S4, 2025 Newest 3D Printer Filament Dry Box, Upgraded 4-Spool Filament Dehydrator, Auto Humidity Control/Fast Heating/Temperature Balance, Filaments Storage Box White"
brand: "sunlu"
price: "₱43254"
currency: PHP
in_stock: false
url: https://www.desertcart.ph/products/625947766-official-filament-dryer-s4-2025-newest-3d-printer-filament-dry
store_origin: PH
region: Philippines
---

# 350W rapid heating ±3℃ temperature balance 4-spool capacity Official Filament Dryer S4, 2025 Newest 3D Printer Filament Dry Box, Upgraded 4-Spool Filament Dehydrator, Auto Humidity Control/Fast Heating/Temperature Balance, Filaments Storage Box White

**Brand:** sunlu
**Price:** ₱43254
**Availability:** ❌ Out of Stock

## Summary

> 🔥 Stay ahead in 3D printing with the fastest, smartest filament dryer on the market!

## Quick Answers

- **What is this?** Official Filament Dryer S4, 2025 Newest 3D Printer Filament Dry Box, Upgraded 4-Spool Filament Dehydrator, Auto Humidity Control/Fast Heating/Temperature Balance, Filaments Storage Box White by sunlu
- **How much does it cost?** ₱43254 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.ph](https://www.desertcart.ph/products/625947766-official-filament-dryer-s4-2025-newest-3d-printer-filament-dry)

## Best For

- sunlu enthusiasts

## Why This Product

- Trusted sunlu brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Quad-Spool Powerhouse:** Keep 4 filament spools perfectly dry and ready for multi-color or multi-machine 3D printing sessions without interruption.
- • **Lightning-Fast Heat-Up:** Reach optimal drying temperature in just 30 minutes with a powerful 350W PTC heater—50% faster than competitors.
- • **Triple-Layer Safety Shield:** Advanced PTC, temperature switch, and software protections ensure your filament and prints stay safe with real-time alerts.
- • **Smart Auto Humidity Control:** Set your preferred humidity range and let the dryer automatically maintain ideal filament conditions, preventing over-drying.
- • **Uniform Drying with Triple Fans:** Three strategically placed fans maintain consistent temperature and humidity, rescuing even the most stubborn damp filaments.

## Overview

The Official Filament Dryer S4 by SUNLU is a cutting-edge 3D printer filament dry box designed for professional users who demand efficiency and reliability. Featuring a 4-spool capacity, rapid 350W heating, triple-fan temperature balance, and smart auto humidity control, it ensures your filaments stay perfectly dry and ready for flawless printing. Its triple-layer safety system offers peace of mind, making it an essential upgrade for any serious 3D printing workspace.

## Description

SUNLU Official Filament Dryer S4, 2025 Newest 3D Printer Filament Dry Box, Upgraded 4-Spool Filament Dehydrator, Auto Humidity Control/Fast Heating/Temperature Balance, Filaments Storage Box White

## Features

- ①【4 Spools in 1 Box】Experience uninterrupted 3D printing with SUNLU New S4 Filadryer– the first filament dryer box that effortlessly handles 4 spools 1KG 3D Printer Filament simultaneously.With the new generation filament drying box, we can embrace the freedom of multi-color and multi-machine 3d printing.
- ②【Updraded Lightning-Fast Heating】Get to heating quicker with the S4 filament dry box's impressive 350W PTC heater. In just 30 minutes, it heats up from 25℃ to 50℃, ensuring 50% faster and more efficient heating than other filament dryer box in the market. Efficiency meets speed for a next-generation 3d printing experience.
- ③【Triple Security for Worry-free Printing】Rest easy knowing the S4 filament storage box prioritizes your safety. Its triple-layer security – PTC, temperature switch, and software protection – keeps a vigilant eye on temperatures, ensuring a worry-free 3d printing environment with real-time alerts for any unexpected changes.
- ④【Triple Fans for Uniform Drying】SUNLU New generation S4 filament dehydratorr equipped with three build-in fans – two circulating fans on the sides and 1 on the bottom. It maintains a temperature balance inside the box within ±3℃, guaranteeing optimal drying for every section of the filament. Efficiently rescue your wet filaments.
- ⑤【Smart Auto Humidity Control】3D printing users can adjust the internal humidity by mode 2(humidity range 30%~50%). The S4 dryer will auto start drying when humidity hits your desired range, ensuring your filament stays dry. And will stop drying when humidity below 25%, catering to avoid excessive drying of the filament.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | SUNLU |
| Brand | SUNLU |
| Model Number | SUNLU Sécheur à filament S4 |
| Package Dimensions | 51.5 x 35.5 x 28 cm; 4 kg |
| Colour | White S4 |
| Material Type | Plastic Filament |
| Manufacturer Part Number | FD-S4-WT-EU |
| Item Weight | 4 kg |

## Product Details

- **Brand:** SUNLU
- **Material:** Plastic Filament
- **Colour:** White S4
- **Product dimensions:** 21.1D x 21W x 21.1H centimetres
- **Item weight:** 4 Kilograms

## Images

![Official Filament Dryer S4, 2025 Newest 3D Printer Filament Dry Box, Upgraded 4-Spool Filament Dehydrator, Auto Humidity Control/Fast Heating/Temperature Balance, Filaments Storage Box White - Image 1](https://m.media-amazon.com/images/I/61wMFCieieL.jpg)

## Available Options

This product comes in different **Color** options.

## Frequently Bought Together

- SUNLU Official Filament Dryer S4, 2025 Newest 3D Printer Filament Dry Box, Upgraded 4-Spool Filament Dehydrator, Auto Humidity Control/Fast Heating/Temperature Balance, Filaments Storage Box White
- ELEGOO PLA+ Filament 1.75mm Black 1KG, PLA Plus Tougher and Stronger 3D Printer Filament, Dimensional Accuracy +/- 0.02mm, 1kg Cardboard Spool(2.2lbs) for Most FDM 3D Printers

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**Shop now:** [https://www.desertcart.ph/products/625947766-official-filament-dryer-s4-2025-newest-3d-printer-filament-dry](https://www.desertcart.ph/products/625947766-official-filament-dryer-s4-2025-newest-3d-printer-filament-dry)

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*Product available on Desertcart Philippines*
*Store origin: PH*
*Last updated: 2026-03-12*