
Phaetus Dragon High Temperature Sock
$7.50
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Replacement high-temperature silicone sock for the Phaetus Dragon SF/HF heater block. This black heater-block cover insulates the hotend, helps keep nozzle temperature steadier, and reduces melted-filament buildup on compatible Dragon hotends.
Why use it
- Cleaner hotend maintenance: silicone helps keep stray filament off the heater block and nozzle area.
- More stable heat: insulating the block reduces heat loss so the hotend can hold temperature more consistently.
- Drop-in spare: shaped for Phaetus Dragon SF/HF-style heater blocks; keep one on hand before the original sock tears or carbonizes.
Specifications
- Brand: Phaetus
- Product: Dragon silicone heater-block sock
- Fitment: Phaetus Dragon SF/HF hotends
- Material: high-temperature silicone
- Color: black
- Quantity: 1 sock
Fitment notes
- Use this for the standard Dragon SF/HF block shape, not Dragonfly, Rapido, UHF, or other hotend blocks.
- Pairs with compatible V6-style nozzles such as the Phaetus Brass V6 Style Nozzle, Phaetus Copper Plated V6 Style Nozzle, and Phaetus Hardened Steel V6 Style Nozzle.
- Do not rely on the sock to make an incorrectly assembled hotend safe; verify heater, thermistor, and PID tuning after replacement.



