1 / 7Sovol SH03 4-Spool Filament Dryer, up to 85°C
The Sovol SH03 filament dryer has two independently controlled heating chambers and is listed for temperatures up to 85°C. Its four-spool capacity and preset filament-type settings suit multi-spool workflows, though customer feedback on drying results is mixed.
At a glance
- Two chambers can be operated independently at different temperatures, or one can dry filament while the other stores it without power.
- The listing claims capacity for four 1 kg spools and describes four filament feed holes for PTFE pipes.
- Preset temperature and drying-time settings are described for 10 filament types.
- Circulation fans and an automatically opening moisture vent are claimed features.
Often bought together
Pros and cons
Pros
- Independent chambers allow separate drying settings or drying and unpowered storage at the same time.
- Four-spool capacity is useful for users managing several colours or printers.
- Preset settings cover a broad range of listed filament types.
Technical specifications
9 specifications| Brand | Sovol |
|---|
| Weight listed | 3.4 Kilograms |
|---|
| Material listed | PLA, TPU, PETG, ABS, ASA, PVA, PET, PC, PA, PP |
|---|
| Maximum temperature claimed | 85°C |
|---|---|
| Heating chambers | Dual Independent Heating Chambers |
| Spool capacity claimed | 4-Spool Filament Dryer |
| Heating elements | 200W+200W PTC Fast Heater |
| Special features listed | 4-Spool Filament Dryer,Reach up to 85°C Max,Circulation Fans,Auto Moisture Removal,Auto Dry Mode,Dual Independent Heating Chambers,200W+200W PTC Fast Heater |
| Filament diameter listed | 1.75 Millimetres |
What to know before buying
Listing details to confirm
The listing presents a maximum temperature of 85°C and dual 200W PTC heaters, but these are manufacturer claims rather than independently verified performance. Its customer feedback is mixed on drying effectiveness, durability and value, so buyers should weigh those reports against their drying needs.
What’s in the box
Included- Filament dryer
Who is it for?
A good fit for
- 3D-printing users who want to dry or store several spools in one unit.
- Users who need two separate chambers for different filament settings or simultaneous drying and storage.
Less suited to
- Buyers seeking customer feedback that consistently confirms drying effectiveness or long-term durability.

Customer reviews on Amazon
- 5 stars
77% 77% - 4 stars
10% 10% - 3 stars
5% 5% - 2 stars
3% 3% - 1 star
5% 5%
Customer feedback highlights ease of use, appearance and print results as positives, while experiences with drying performance, durability and value are mixed. The dryer’s two chambers and preset settings may suit multi-filament workflows, but the reported disagreement on drying effectiveness matters if dependable moisture removal is the main priority.
Positive themes
- Customers describe it as straightforward to use and praise its quality and appearance.
- Some customers report good print results and effective drying.
Negative themes
- Some customers say it does not dry filament effectively.
Mixed feedback
- Feedback is mixed on drying performance, durability and value for money.
Frequently asked questions
How many spools can the Sovol SH03 hold?
The listing describes a four-spool dryer and says it can dry four 1 kg spools at once.
Can the two chambers use different settings?
The manufacturer says the chambers are independently controlled and can be set to different temperatures.
Which filament types are listed?
The material listing names PLA, TPU, PETG, ABS, ASA, PVA, PET, PC, PA and PP.
Do customers report consistent drying results?
No. Customer feedback describes drying performance as mixed, with reports of both effective drying and difficulty drying filament.

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