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1 Year Warranty.

• 【Large 4 Spool Capacity】S4 filament dryer (450x210x211mm interior) holds 4 x 1kg filament spools for simultaneous drying. This enables non-stop multi-color projects or feeding multiple 3D printers
• 【Efficient Heating to 70℃】The SUNLU S4 3d printer filament dryer provides rapid, uniform heat up to 70°C, effectively drying a wide range of filaments. This ensures optimal filament condition for smoother, more reliable prints
• 【Triple-Safe System】Equipped with a 350W PTC heater, backup thermal switch, and software monitoring, SUNLU filament dryer S4 actively ensures temperature and alerts on anomalies for worry-free drying
• 【Intelligent Humidity Control】Triggered at 30-50% RH and stops under 25% RH, ensuring a consistently dry environment to protect your filament from getting damp again SUNLU Filament Dryer S4
• 【High Compatibility】The SUNLU S4 dryer boasts wide compatibility with most FDM 3D printers, which actively drys filament for up to 4 printers concurrently and supports most common diameters (1.75mm, 2.85mm, 3.0mm), making it suitable for multi-printer setups
• 【3 Circulation Fans】 The S4 filament dehydrator uses three high-quality fans to circulate air, ensuring a consistent temperature and 360° surround heating for even drying