Budget pick
8.0
Filament dryers
Sunlu Filament Dryer S2 Review
The best starter dryer if you only run one spool
About $44.99 (price checked Sep 2026)regular $79.99
Compare the Sunlu Filament Dryer S2 with 4 other filament dryers
Our verdict
The best starter dryer if you only run one spool. The S2 is the no-drama entry dryer: one spool, touchscreen, and enough heat for PLA/PETG recovery. It is not as spacious or even as the S4, but it solves the humidity problem for most home printers. Overall 8.0/10.
Overall8.0
Print quality7.8
7.8
Durability7.9
7.9
Value9.1
9.1
Ease of use8.5
8.5
Compatibility8.0
8.0
Who should buy the Sunlu Filament Dryer S2
First dryer buyers who print PETG or TPU occasionally.
- + Affordable
- + Simple controls
- + Widely available
Who should skip it
- One spool only
- Slower on nylon than hotter units
Sunlu Filament Dryer S2 vs Sunlu Filament Dryer S4
The Sunlu Filament Dryer S2 scores 8.0/10 at about $44.99 (price checked Sep 2026). The Sunlu Filament Dryer S4 scores 9.0/10 at about $116.99 (price checked Sep 2026). Four spools, stable heat, and print-through ports.
Specs
- Capacity
- 1 spool
- Temp range
- 35–70 °C
- Timer
- Up to 24 h
- Print-through
- Yes
Sunlu Filament Dryer S2 FAQ
- Who should buy the Sunlu Filament Dryer S2?
- First dryer buyers who print PETG or TPU occasionally.
- What score did the Sunlu Filament Dryer S2 get?
- Overall 8.0/10. That score blends print quality, durability, value, ease of use, and compatibility.
- How much does the Sunlu Filament Dryer S2 cost?
- About $44.99 (price checked Sep 2026). Prices change often, so check the live price on Amazon.