10 Best Good Filament Dryer Reddit of 2025

Tested and Reviewed: Top 10 Good Filament Dryer Reddit deals with expert ratings from 8.1 to a perfect 10

April 2026 Edition

Editor's Choice

9.7

Save 19%

SUNLU

SUNLU Filament Dryer Box for 3D Printer Filament, S1 Plus Filament Dehydrator with Fan Design, Filament Storage can Keep 1.75 2.85 3.00mm PLA PETG ABS Filament Dry During 3D Printing (Black)

19% Off

Editor's bottom line:

“This good filament dryer reddit is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

[FAST DRYING WITH FAN] SUNLU 3D printer filament dry box can help you solve the problem of stringing, clogging and poor adhesion caused by wet filament.Upgraded filament dryer adds a fan design,speeding up the discharge of excess water from 3D printer filaments and reducing the impact of wet weather on 3D filament printing.
[VISUAL DISPLAY] SUNLU dry box can accurately detect and display the temperature,time,humidity in the 2 inch LCD screen.Hold the left button to change the dry time, press the right button to change the temperature setting.
[PERSONALIZED SETTINGS] You can adjust the temperature and time of 3d filament dryer according to different filament and environment.Adjustable temperature range is 35-55.After using the drying box, the print quality is better,surface smoother,good layer adhesion.
[HIGH COMPATIBILITY] Maximum capacity of filament box is 210*89(H)mm. Ideal for all 3d printing filament 1.75mm/2.85mm/3.00mm PLA PETG ABS TPU Nylon PA filament material. Compatible with all major 3D printer filament brands.
[CUSTOMER SERVICE] After-Sales Service and Technical Support are provided.If you have any question about SUNLU 3D printer filament dryer S1 Plus, please don't hesitate to contact us.You can add the dryer box to shopping cart first to help quick finding.

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Picked by 397 people today

Best Value

9.5

Save 27%

Comgrow

Comgrow 3D Printer Filament Dryer Box, Comgrow 3D Filament Storages, Keeping Filaments Dry During 3D Printing, Compatible with 1.75mm/2.85mm PLA ABS Material, Filament Dehydrator, Spool Holder

27% Off

Main Highlights

Large Storage Volume -Filament Dry Box Inner Size: 9.29*6.49*9.13 inch. Comgrow dryer box can store 2 rolls of 1kg spools, compatible with PLA ABS SILK filament. Works perfectly with all standard filament diameters 1.75mm/2.85mm.
Setting Notes - Set the temperature and duration after turning on the filament dehydrator. The machine will work only when the work state is displayed on the screen. If the work mode is not displayed, the motherboard will automatically shut down after 3 minutes. If you have any unsolvable problems with the COMGROW filament dryer box, please feel free to contact us, our after-sales technical team will provide you with detailed solutions within 24 hours.
Filament Dryer and Remove Moisture - Comgrow 3d printer filament dryer box is designed to keep filament dry and remove moisture from kinds of filaments. Internal heating during printing provides a dry storage environment for 3D printer filaments and keeps the filament dry. Avoid entanglement, clogging, poor adhesion, and layer migration caused by the dampness of the printing wire. (Note: Only used for the drying of 3D printer Filament)
Real-time Monitoring of Temperature and Humidity - Adjustable temperature range 40°~ 50 °C, the maximum temperature is only 50°C,setting time from 6 hours to 12 hours. A 2-inch LCD screen and touch buttons make it easy to operate, it is more comprehensive and clear of the information display. Press the power button to start, and hold the function button(M) to change the dry time and the temperature setting.
Great Sealed Filament Dry Box -The outlet structure adopts a silicone cable sheath and Teflon tube, the outlet is smooth and can be covered with a plug when not in use. The upper cover has a snap button structure, and the sealing performance is good.When the drying box is working, the sealing hole needs to be opened to allow moisture to drain out. When not in use, the sealing hole needs to be closed to keep the consumables dry.
How to set the filament - Place the filament into the filament outlet. Please note that the direction is placed counterclockwise so that the pulley at the bottom can feed better.If the screen displays two errors, E0 and E1, please open the drying box and check all the cable sockets on the motherboard to see if they are damaged or loose. If there is any problem, please feel free to contact us for replacement.

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9.5

Save 20%

Sovol

Sovol Filament Dryer 4 Spools, SH03 Dry Box with 85℃ Max Temp, Sealed Filament Storage Box with Auto Dehumiditification, Dual Independent Heating Chambers for PLA PETG ABS TPU ASA PC PA 1.75/2.85mm

20% Off

Main Highlights

Dual Independent Heating Chambers: Sovol SH03 dry box comes with 2 chambers controlled independently. You can only use one of them or make both 2 chambers working at the same time to heat up to different temperature for different type of filaments. Since SH03 can be sealed to store dried filaments without power, you can also make one chamber drying while another one for storage without power
200W+200W PTC Fast Heater: Sovol SH03 equips with dual 200W PTC heater which can heat up to 85°C max temp faster and are more energy-efficient. SH03 dryer box can reach 50°C within 4 mins and reach 70°C within 12 mins. The dryer quickly heats with a built-in fan, circulating hot air 360° for uniform heating, effectively drying moisture filaments and improving your 3D printing results
No More Moisture in the Chamber: When SH03 is working and the temperature inside the chamber reaches the preset target temperature, the moisture vent will open. Auto Dehumidification System helps moisture in the chamber quickly discharged and resolves the pain points of most filament drying boxes on the market for users
4 Spools Filament Dryer Box: Each Sovol SH03 filament dryer is equipped with 4 filament holes which allow PTFE pipes through. The newly designed filament hole position is convenient for 3D printers with different extruder positions on the market. Large capacity of drying 4 spools of 1KG filament at the same time meets the needs of users to print with multicolor and use 4 printers at the same time, saving space and making the work area tidier
[One Key Set for Each Type of Filaments] - Sovol SH03 has one-key temperature setting for 10 different types of 3D Printing filaments, including PLA, TPU, PETG, ABS, ASA, PVA, PET, PC, PA, PP. We have set default drying temperature and time for each type of filaments in advance. Just press one key to choose the filament type and the drying box will start working as you expected immediately.

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9.2

Save 20%

Sovol

Sovol Filament Dryer 2025, SH01 Filament Dehydrator 3D Printer Spool Holder with Upgraded Fan, Dry Box for Keeping Filament Dry, Compatible with 1.75mm, 2.85mm PLA PETG TPU ABS

20% Off

Main Highlights

Remove Excess Moisture3D printer filaments are hygroscopic, moisture would cause printing failure. Sovol SH01, a great addition to 3d printer, can remove excess moisture, keep your filament dry and bring you better prints. The surface of prints will be smoother, the layer adhesion increased. No more brittle PLA, PETG, ABS filament
Real-time Monitoring of Temp and Humidity insideDisplays the humidity and temperature in the dry box in real time. Setting temperature 40 °, 45 °, 50 ° C and setting time from 6 hours to 12 hours. If you use SH01 in a room with room temperature under 16, the temperature in the dryer box would not come up to 50. But do not worry, this would not decrease drying effect
Excellent Power-off Drying ModeSilicone & PTFE seal makes it possible to store filaments for a long time without power and protects your filaments from moisture and dirt. You can put 4 bags of desiccants (not included in the package) inside the dryer box to improve drying efficience & quality
Large Capacity Sovol dryer box can store 2 filament rolls with a width of less than 70 mm or 1 filament roll with a width of less than 150 mm. Please open the PTFE seals on the top of the box during heating for Moisture evaporation
Heating More Evenly The unique design of the built-in fan in the box is based on the principle of modynamics of air, makes the filament heated more evenly. SH01 makes drying more efficient. Any questions about the product please feel free to let us know. Our technical support team will provide service as soon as we can
You Must Know... Place the filament into the filament outlet. Please note that the direction is placed counterclockwise so that the pulley at the bottom can feed better.If the screen displays two errors, E0 and E1, please open the drying box and check all the cable sockets on the motherboard to see if they are damaged or loose. If there is any problem, please feel free to let us know. We will send replacement for you

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9.0

Save 27%

Creality

Creality Filament Dryer Box Pro, Upgraded 360° Heating with Fan, Dust & Moisture-Proof Storage, 3D Printer Filament Spool Holder, Dehydrator for 1.75mm/2.85mm PLA PETG ABS TPU

27% Off

Main Highlights

Upgraded 360° Effective Heating: The Creality Filament Dry Box 2.0 boasts a hot-air circulation system with a fan, ensuring rapid and consistent heating of your filaments. Achieve even drying for optimal performance, reaching 65°C within just 15 minutes
Enhance Your Prints: Say goodbye to print issues like drawing, clogging, and poor adhesion, and improve your print quality. Filament storage box Suitable for various filament types (PLA, ABS, ASA, PETG, TPU, PP, PC, PA, etc.) and diameters (1.75mm/2.85mm), diverse usage
Fully Customizable Drying Time & Temperature: Set the drying time & temperature as per your needs. 3D filament dryer Set adjustable timer controls from 0-24 hours and temperatures between 45-65 to ensure perfect drying every time
Real-Time Monitoring: Creality dryer Real-time updates on humidity and drying status with an easy-to-read countdown timer, ensuring you're always in control. The upgraded design offers exceptional dehumidification capabilities, effectively removes moisture from the filaments
Exceptional Support: Creality provides professional after-sales service. If you have any question or need support about the product, Please contact me via Amazon, we will respond with 24 hours

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8.8

Save 20%

Creality

2025 New Creality Official Filament Dryer Box 2.0 with Fans-Christmas Gifts, Upgraded 1KG 3D Printer Material Dehydrator Keep Materials Dry During Printing Storage Drier for PLA PETG ABS TPU Nylon

20% Off

Main Highlights

Upgraded DesignCreality Filament Dry Box 2.0 heats up quickly and has a built-in fan that circulates the hot air through 360° inside the chamber, evenly heating the entire chamber. It can be heated to 65°C within 15 minutes. We have added thermal insulation cotton on the dryer box inner wall to keep warm and anti-scald when printing. Dryer box input voltage: 110V 50/60Hz
Improved Print Quality3D printing filaments are hygroscopic, moisture can cause printing failure. After using filament dryer box, it can effectively solve the problems of drawing, clogging, and poor adhesion of the filaments during printing and improve print quality
Easy to UseCreality filament storage box requires no assembly and can be used right out of the dry box. Display screen and knob make it easy to operate. Real-time humidity monitoring and drying hours are displayed via a countdown timer, allowing you to track drying conditions. After drying, it is best to store the filament in a vacuum bag to keep it dry and ready for use
Personalized Drying Time/Temperature SettingYou can set different drying temperatures and time to dry the filaments fully according to different 3D filament type, ambient temperature, humidity and other factors. Adjustable temperature range 45~65, and the time setting range is 0~24 hours
Wide CompatibilityCreality filament dryer compatible with most 1KG spool 3D Printer filament. It can perfectly fit filament diameters of 1.75mm/2.85mm. And can be used with a variety of filaments, such as PLA, PLA+, PETG, TPU, ABS, ASA, PP, PC,PA(nylon). Pairing with Teflon tubes can make the filament feeding smoother

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8.6

SUNLU

SUNLU Official Filament Dryer S2, Upgraded 3D Filament Dryer with 360°Heating Fan, Filament Dehydrator, One-Key Set with 4.6" Touch Sreen, Compatible with 1.75 2.85 3.00mm PLA PETG ABS Filament, Black

Main Highlights

[360°CIRCULAR HEATING] SUNLU filament dryer box help you solve the problem of stringing, clogging and poor adhesion caused by wet filament. New S2 dry box with dual heating sheet and fan design achieve 360°all-round heating, increasing heating speed by 30%
[PERSONALIZED SETTINGS] Maximum temperature can be set to 70°, helping you dry the filament quickly. Dried filament by 3d printer filament dryer has smoother surface,increasing layer adhesion. You can freely adjust the data of filament box according to different filament and environment
[4.6"LCD TOUCH SCREEN] Larger LCD touch screen can clearly know temperature,time,humidity,filament type,countdown time. 3D filament dryer with intelligent temperature control system can accurately detect the temperature and humidity in the box and timely feedback the drying condition of filament
[HIGH COMPATIBILITY & EASY TO USE] Maximum capacity of filament holder is 210*85(H)mm. Ideal for all 3d printing filaments 1.75/2.85/3.00mm PLA PETG ABS TPU Nylon PA PC. Compatible with all major 3D printer filament brands.One click operation,Filament storage box with LED indicator shows real-time working status
[CUSTOMER SERVICE] After-Sales Service and Technical Support are provided. If you have any questions about SUNLU 3D printer filament storage S2, please don't hesitate to contact us. You can add the dryer box to shopping cart first to help quick finding

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8.3

Save 18%

Creality

2025 New Creality Space PI Filament Dryer Plus Christmas Gifts, Dual-Spool 3D Printing Filament Dryer Box, Adjustable Temp 45℃-70℃, 360° Hot-Air & Real-Time Humidity Monitor, 12 Filament Presets

18% Off

Main Highlights

Upgraded PTC 360° Hot-air HeatingThe filament dryer quickly heats with a built-in fan, circulating hot air 360° for uniform heating, dryer box input voltage: 110V 50/60Hz, effectively drying moisture filaments and improving printing results
Advanced PTC Heating TechnologyCreality space pi filament dryer box plus employs a unique 110W PTC heater to warm up the space, a feature that sets us apart in the market. Unlike most filament dryers that use a Pl heating pad and often result in uneven drying, our model with the PTC heater ensures uniform drying. This PTC heater is not only durable and energy-saving,but also eco-friendly
Easy Operation LCD Touch ScreenThe Creality Space Pi Filament Dryer comes with a 3.7-inch touch screen for easy operation, making it simple for you to track drying conditions. The touch screen supports switching between and temperatures more convenient settings
One-key Set for 12 FilamentsCreality filament dryer has one-key temperature settings for different filament types, supporting up to 12 types of filaments, including common and high-performance composite like PLA-CF, PA-CF, ASA. You can also freely adjust the temperature from 45°C to 70°C
48 Hours Timer FunctionThe 3D printer filament dryers heating duration can be freely set from 0-48 hours, allowing the filaments to be fully dried for better printing results. Keep your filaments dry and free from moisture for consistent high-quality prints

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8.1

Save 16%

Comgrow

Comgrow Filament Dryer, Upgraded Filament Dry Box, Large-Capacity 3D Filament Dehydrator for 2KG Filament, Compatible with 1.75mm, 2.85mm Filament and PLA PETG TPU ABS Material

16% Off

Main Highlights

Large CapacityThe Comgrow filament dryer box offers a spacious internal capacity of 9.29 x 6.49 x 9.13 inches, capable of holding up to 2 1kg spools. This storage design is suitable for various filaments including PLA, PETG, ABS, and SILK, meeting the needs of diverse 3D printing projects.
Smart ControlsThe dryer features adjustable temperature settings (40°C50°C) for different filament types, customizable drying durations (612 hours), and real-time monitoring of temperature and humidity via a display screen.
Efficient OperationActivate the dryer with the power button and adjust settings via the function button (M). The system runs only when work mode is confirmed on the display, preventing unintended shutdowns.
Quality ResultsBy maintaining dry filaments, this dryer helps reduce issues such as tangling, clogging, poor adhesion, and layer misalignment, ensuring consistent and reliable 3D printing outcomes.
Customer SupportFor any questions, use Amazons Ask a Question featureour team responds within 24 hours to assist with technical inquiries or product concerns.

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8.1

Save 15%

POLYMAKER

Polymaker 3D Printing Filament Dryer and Storage Box - PolyDryer and PolyDryer Box for Filament Drying and Sealing with Heat Control, Compatible with PA Nylon, PLA, PVB, PETG, ABS, TPU 1.75mm 2.85mm

15% Off

Main Highlights

PolyDryer by Polymaker: Your ultimate solution for 3D printing filament drying and storage, protecting against dust, moisture, and pollution. (PolyDryer was designed and co-developed by FabNotion.)
Dry & Store: All-in-One Solution: Printing with moist 3D printing filament can cause issues like stringing, clogging, poor adhesion, and layer shifting, particularly during high-speed printing. PolyDryer effectively mitigates these problems by pre-drying the filament, enhancing print quality and minimizing the impact of external environmental conditions.
Unique Modular Design: PolyDryer features a modular design with two units: the Dry Dock, which maintains a stable temperature for quick, even drying using a precise heat control system and PTC heater, and the PolyDryer Box, which provides superior sealing and continuous filament protection. You can add multiple PolyDryer Boxes to one Dry Dock, ensuring your filament is always ready for your next project.
Efficient Drying & Superior Sealing: The 360° airflow of PolyDryer ensures even drying of your filament spool without causing damage. It is compatible with all popular 3D printing materials and features three preset power levels. With exceptional sealing performance, the PolyDryer Box protects your filament from moisture that could ruin your prints.
Versatile Sizes & Universal Compatibility: PolyDryer accommodates various spool sizes up to 1kg and features a central holder for smooth rotation. It supports most 3D printing materials, including PLA, PVB, PETG, ABS, ASA, TPU, PA, PC, PVA, and PolySupport for PA12. Additionally, it works seamlessly with filament diameters of 1.75mm, 2.85mm, and 3.00mm.

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Our Best Overall Choice

Best Choice

9.7

SUNLU

SUNLU Filament Dryer Box for 3D Printer Filament, S1 Plus Filament Dehydrator with Fan Design, Filament Storage can Keep 1.75 2.85 3.00mm PLA PETG ABS Filament Dry During 3D Printing (Black)

19% Off

Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

[FAST DRYING WITH FAN] SUNLU 3D printer filament dry box can help you solve the problem of stringing, clogging and poor adhesion caused by wet filament.Upgraded filament dryer adds a fan design,speeding up the discharge of excess water from 3D printer filaments and reducing the impact of wet weather on 3D filament printing.
[VISUAL DISPLAY] SUNLU dry box can accurately detect and display the temperature,time,humidity in the 2 inch LCD screen.Hold the left button to change the dry time, press the right button to change the temperature setting.
[PERSONALIZED SETTINGS] You can adjust the temperature and time of 3d filament dryer according to different filament and environment.Adjustable temperature range is 35-55.After using the drying box, the print quality is better,surface smoother,good layer adhesion.
[HIGH COMPATIBILITY] Maximum capacity of filament box is 210*89(H)mm. Ideal for all 3d printing filament 1.75mm/2.85mm/3.00mm PLA PETG ABS TPU Nylon PA filament material. Compatible with all major 3D printer filament brands.
[CUSTOMER SERVICE] After-Sales Service and Technical Support are provided.If you have any question about SUNLU 3D printer filament dryer S1 Plus, please don't hesitate to contact us.You can add the dryer box to shopping cart first to help quick finding.

Show Price

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