SUNLU / DRYING
SUNLU S4
A four-spool station with one shared temperature setting, circulation fans, and humidity-controlled operation.
4 spoolsUp to 70°C
Check on Amazon Details & tradeoffsTHE RIGHT EQUIPMENT FOR THE JOB
Filament Dryers for PLA & PETG
Compare dryers for everyday materials, with the temperature and storage checks that make the choice useful.
Check my requirements ↗What matters before you choose
CHECK / 01
Look up the exact brand and grade before setting a drying temperature. PLA and PETG do not share a universal preset.CHECK / 02
Check the spool itself: a filament may tolerate more heat than the reel carrying it.CHECK / 03
A sealed dry box helps maintain condition after drying. It does not automatically restore a wet spool.As an Amazon Associate, we earn from qualifying purchases. Buying through our links may earn us a commission.
14 relevant options
Research reviewed September 5, 2026 by John Morris
SUNLU / DRYING
SUNLU S2
A single-spool dryer with a 70°C ceiling and a documented 210 ×85mm reel envelope. Check the fan-equipped revision.
1 spoolUp to 70°C
Check on Amazon Details & tradeoffs
Creality / DRYING
Creality Space Pi Plus
A two-spool hot-air dryer for keeping two rolls ready at one shared temperature.
2 spoolsUp to 70°C
Check on Amazon Details & tradeoffs
SUNLU / DRYING
SUNLU S4 Pro
Two independently controlled chambers let four spools share a station while using different drying settings.
4 spoolsUp to 85°C
Check on Amazon Details & tradeoffs
SUNLU / DRYING
SUNLU E2
A higher-temperature dryer reaching 110°C for named engineering grades whose datasheets call for more heat.
2 spoolsUp to 110°C
Check on Amazon Details & tradeoffs
SUNLU / DRYING
SUNLU S1 Plus
A compact single-spool starting point with a 55°C ceiling. Match that limit to your exact filament.
1 spoolUp to 55°C
Check on Amazon Details & tradeoffs
Creality / DRYING
Creality Space Pi
A single-spool PTC hot-air dryer with an adjustable 45–70°C range.
1 spoolUp to 70°C
Check on Amazon Details & tradeoffs
Creality / DRYING
Creality SpacePi SE
A smaller single-spool dryer with a 65°C ceiling and a relatively tight 190 ×68mm reel envelope.
1 spoolUp to 65°C
Check on Amazon Details & tradeoffs
Creality / DRYING
Creality SpacePi X4
A four-spool station with two independent heated chambers, active exhaust, and an 85°C ceiling.
4 spoolsUp to 85°C
Check on Amazon Details & tradeoffs
Polymaker / DRYING
Polymaker PolyDryer
A detachable dry dock and sealed box combine active drying with storage that stays with the spool.
1 spool
Check on Amazon Details & tradeoffs
Sovol / DRYING
Sovol SH02
A two-spool PTC dryer reaching 70°C, with a documented two-reel layout of 200 ×70mm per spool.
2 spoolsUp to 70°C
Check on Amazon Details & tradeoffs
EIBOS / DRYING
EIBOS Polyphemus 80°C
A two-spool rotating dryer in the verified 80°C temperature variant, with humidity control and adjustable exhaust.
2 spoolsUp to 80°C
Check on Amazon Details & tradeoffs
EIBOS / DRYING
EIBOS Easdry
A single-spool 40–65°C dryer whose reel and hub dimensions deserve a careful fit check.
1 spoolUp to 65°C
Check on Amazon Details & tradeoffs
Comgrow / DRYING
Comgrow SH03
Four-spool capacity in two independent chambers, with a 45–85°C range and automatic vents.
4 spoolsUp to 85°C
Check on Amazon Details & tradeoffsChoose by the exact PLA or PETG process
Start with the named filament rather than a generic material preset. A dryer belongs on the shortlist only when its adjustable range includes the complete procedure for the spool in hand.
Capacity is the second decision. A compact dryer can suit one occasionally exposed spool; a shared multi-spool chamber is useful only when every loaded material can use the same setting. A higher maximum temperature alone is not a quality ranking.
Open the product details and review the limitations, then check the current retailer listing for the exact revision, included parts, seller, and return terms. Specifications here come from published sources, not independent performance measurements. Where a dimension or capability could not be established, it stays unknown.
Our Finder separates documented temperature and capacity matches from products that require more verification. It does not certify safety or diagnose a printer. If moisture symptoms continue after following the maker’s drying procedure, investigate print settings and feed resistance as separate variables.
Keep reading
How we compare products · Manufacturer drying reference · All collections