Elegoo Neptune 4 Plus/Max Hotend Kit with Heatsink, OEM Replacement

Bring your Neptune back to peak performance with a complete hotend kit for the Elegoo Neptune 4 Plus and Neptune 4 Max. Designed as an OEM-style replacement, this assembly restores stable temperatures and a smooth filament path for dependable, high-speed printing.

Compatibility: Fits Elegoo Neptune 4 Plus and Neptune 4 Max.
Complete assembly: Hotend kit supplied with heatsink for efficient cooling.
Thermal stability: Consistent melt zone helps reduce clogs and under‑extrusion.
Smooth extrusion: Clean filament path supports reliable layer adhesion.
Service-friendly: Modular design for straightforward installation and maintenance.

Ideal for
Replacing worn, leaking, or heat-damaged hotend components.
Maintaining print quality on large-format jobs and high-speed profiles.
Keeping a spare toolhead for quick swaps between materials or nozzle sizes.

Installation tips: Power off and cool the printer before servicing. Note wiring and PTFE routing, torque the nozzle when hot per manufacturer guidance, then run PID tuning, flow calibration, and verify Z-offset.